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Avaya EE Networking Operations Guide

1. Save Cancel ECTS Warning Applet Window 3 Make changes to any setting that you want to modify 4 Click the Save button to return to Unified Manager To add filters 1 On the menu click Configuration and then click Add Filter The Filters dialog box appears 2 In the Filter box type the appropriate filter Type a name that looks like Fxx where xx is a unique integer in the filter table 3 In the Source Address box type the source address if it is required or leave this box empty 4 In the Source Mask box type the source mask If you specify a source address you must specify a source mask 5 In the Destination Address box type the destination address if it is required or leave this box empty 6 In the Destination Mask box type the destination mask or leave this box empty Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 115 7 From the Source Port list box if required select the source port or select ignore 8 From the Destination Port list box select the destination port 9 From the Protocol list box if required select the protocol or click ignore to ignore this field 10 In the DSCode TOS Criteria box select a DS code in hex or leave this setting blank 11 From the Priority list box select the priority Use caution when selecting a priority Lower values have precedence over higher values For priority
2. 3 In the Begin box type the beginning value for the range This must be an even value Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Configuring Services Settings 117 4 In the End box type the appropriate end value for the range 5 Click the Save button to return to Unified Manager To add port ranges 1 Onthe menu click Configuration and then click Add Port Ranges The Port Ranges dialog box appears 2 In the PortRange box type the port range Type an entry that looks like Rxx where xx is a unique integer ps In the Begin box type the beginning value for the range This must be an even value 4 In the End box type the ending value for the range 5 Click the Save button to return to Unified Manager Note If the rest of your network is not diffserv capable you can set filters in other routers to give higher priority to VoIP traffic In all the routers that carry VoIP traffic from the Enterprise Edge server you must set filters that classify the traffic to and from these port ranges as high priority To delete port ranges 1 In the Port Ranges table click the port ranges you want to delete 2 Onthe menu click Configuration and then click Delete PortRange A message appears that asks you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager gt Click the QoS navigation key to close the navigation tree P0910464 Issue 0
3. P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 54 Configuring Resources Settings Setting Definition Connection Type Lets users specify the connection type to the LAN interface The following values are supported and are interpreted as follows Auto Sense The interface uses auto negotiation protocol to choose the maximum possible speed of the connection Depending upon the connected device the interface can choose 100 MB or 10MB full duplex or half duplex The receiving end s speed and connection type determines the mode of transmission For example if the receiving end is another PC port or a bridge switch port the full duplex of operation is possible if the receiving end is a shared media port like hub port only half duplex of mode is possible 10 MB Half Speed is set to 10 MB s and mode to half duplex 10 MB Full Speed is set to 10 MB s and mode to full duplex 10 MB Auto The speed is set to 10 MB s and the mode is automatically chosen by the interface using auto negotiation protocol This mode is chosen to limit the maximum traffic coming in to Enterprise Edge to 10 MB while enabling the auto negotiation feature for easier interconnection Usually you limit the incoming traffic if you notice that the bursty traffic from the connected LAN is degrading the quality of voice calls carried through VoIP over WAN Though the LAN traffic gets lower priority in Enterprise Edge their hig
4. From the Session Events On list box select the answer 10 From the System Events On list box select the answer 11 Press the Tab key to save the settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 142 Configuring Services Settings Alarm Service To configure Alarm Service settings 1 On the navigation tree click Alarm Service If you click Alarm Service the navigation key disappears You must click Alarm Service The Alarm Service Summary screen appears NORTEL ENTERPRISES NETWORKS Group ifiguratic F Rep View Help Comprehensive Summary Alarm Service 9 Gi Enterprise Edge UN Q System Description Enterprise Edge Resources 9 Q Services Version 15 DHCP Status N A d eov ail Q Management The Alarm Service summary settings are Setting Definition Descriptions Shows a description of the alarm service Version Shows the version of the alarm service Status Lets users enable or disable the alarm service 2 From the Status list box enable or disable alarm service 3 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Voice Mail Configuring Services Settings 143 To configure Voice Mail services settings 1 On the navigation tree click Voice Mail Clicking the Voice Mail navigation key causes the key to disappear You must choose Voice Mail The Voice
5. Full Enquiry Interval Ee Error Threshold Monitored Events Ee DS Code 0x00 0xFF po Compression Enabled PVCs mm EET Access Rate fico PVC Congestion Control Entre CCH EEE 2 From the LMI Type list box select the LMI type 3 4 In the Polling Interval box type the polling interval in seconds In the Full Enquiry Interval box type the full enquiry interval In the Error Threshold box type the error threshold In the Monitored Events box type the appropriate monitored events In the DS Code box type the DS code In the Compression Enabled PVCs box type the compression In the Access Rate box type the access rate in kbps 10 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 63 The WAN PVC Congestion Control settings are Setting Definition Entry CC Uniquely identifies the congestion control entry on the interface Use the format specified for the entry identifier It must include the prefix CC followed by a unique number in the table For example CC2 is a valid number If you don t use consecutive numbers while adding the entry the system adjusts them to be consecutive If you specify an existing entry while adding an entry the existing entry is modified with new values While modifying an entry the name can t be changed DLCI Lets users set the
6. Powering down the Enterprise Edge server e Rebooting the Enterprise Edge server e IP routing Dynamic Host Configuration Protocol DHCP Domain Name Server DNS Service e Web Caching Proxy e Simple Network Management Protocol SNMP Quality of Service QoS Using Traffic Filters e Using Protocol Prioritization Queues LAN Connections e WAN Connections Enterprise Edge required parameters The Enterprise Edge quick start module provides quick access to the parameters necessary for the Enterprise Edge server to become active online However you need to enter a minimum set of parameters within the quick start module For more information see the Enterprise Edge Installation Guide Obtain the required parameter values from an Internet Service Provider ISP or corporate network administrator Note Nortel Networks recommends that after you powered on the Enterprise Edge server and connect with either an RS 232 or an Ethernet port configure all the required parameters at the same time After you configure the parameters reboot the Enterprise Edge server from either the console or the graphical user interface GUI P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 18 Using Enterprise Edge Services Users must enter the following parameters e Initial IP and mask for all network interfaces e Primary and optional secondary DNS servers e Default next hop router e Fractional T1 channel number
7. Source Port Lets users specify a source port to match the filter Specify a source port only if you choose a TCP or a UDP protocol If you don t want to include the source port in your filter select IGNORE for it Otherwise select the port for one of the well known services from the list or type it in the list box If you type the port specify the service s numeric port number You can specify a range of ports by specifying the two limits of the range by a hyphen character for example 156 159 You can also specify 0 for the lower limit and 65536 for upper limit Destination Port Lets users specify a destination port to match the filter It is interpreted the same way as source port Protocol Lets users specify a protocol to match the filter If you don t want to include a protocol in your filter select IGNORE for the protocol Otherwise select the protocol from the list or type the numeric value of sub protocol under IP in the box PortRange Lets users reserve and list different UDP port ranges that the Enterprise Edge QoS module uses for VoIP RTP flows Set the UDP ports to high priority so that VoIP packets are forwarded quickly DSCode TOS Criteria Lets users specify the DS Code TOS value for the filter to match Use this setting only if your network or application behind Enterprise Edge is diffserve capable or diffserve aware Specify here the DS Code or TOS value that the application or the o
8. The menu where users click commands e The navigation tree used for navigating between views and configuration screens e The information panel view Unified Manager main view ENTERPRISSIMSIS menu ESSI Con bra oton NB Feronmance a FOUR ES Repat ooi Logol 9 iom Si Help Comprehensive mv Add Delete Del All navigation 9 G Enterprise Edge tree System Resources Services 4 keys gt Management P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 10 Using Enterprise Edge Unified M anager As you navigate the menu tree shown in Unified Manager main view on page 9 Unified Manager displays configuration screens The screens contain settings that you can edit to configure Enterprise Edge settings Enterprise Edge uses boxes and dialog boxes for configuring settings Boxes let you to edit and save data line by line Each time you tab to the next line the previous line s values are saved See Unified Manager main view on page 9 for an example If a value is invalid a beep sounds and an error message appears to alert you of the error The dialog box format allows you to enter text in boxes and save the settings by clicking the Save button See Unified Manager main view on page 9 for an example The configuration screen contains e the title of the screen e boxes e scroll bars when needed Save and Cancel buttons To configure settings
9. Logging Level To file CP events on Device events on Response events on Session events on System events on The Voice Service settings are Setting Definition VM Extension Lets users specify the default voice mail extension for the system Specify an extension number for the voice mail system Rediscover on next restart Lets users specify whether the system tries to communicate with all possible destination numbers to check for their status Exercise caution before enabling this option as it can take up to 30 minutes to complete Device Events Response Events Session Events System Events Level Lets users specify the debug level Any value between 0 and 20 is acceptable The typical setting is 5 To file Lets users enable logging to the file It enabled it creates a file called ConsoleService log on the file system CP Events Lets users enable events including various types of events in the log file generated Enterprise Edge N etworking O perations Guide P0910464 Issue 01 9 Configuring Services Settings 141 In the VM Extension box type the VM extension From the Rediscover on next restart list box select the answer In the Level box type the level From the To File list box select the answer From the CP Events On list box select the answer From the Device Events On list box select the answer From the Response Events On list box select the answer
10. Reason The hour or minute component contains a negative value Provide the correct date value These are various errors related to an error in setting system time Correct the error in the time format This is an invalid data error There was an error in setting system name Reason The system name does not follow the standard conventions Make sure that your system name does not contain any special characters in the name hyphens are allowed in addition to letters and digits and that it does not exceed 15 characters in length Enterprise Edge Networking O perations Guide P0910464 Issue 01 Diagnostics and Utilities 157 5 4 59 This is an invalid configuration error There was an error getting or setting DHCP parameters Reason You were adding an IP Address Range and or Excluded Address Range and the first field you entered had a wrong key value In the dialog boxes that appear to add the entries the first field is a key that should match certain naming conventions The conventions are given the label to those fields Follow the conventions given on the dialog boxes For IP Address Ranges use keys like Rxx and for Excluded Address Ranges use keys like Exx 5 5 39 This is an invalid data value There are invalid values for the new excluded address range Reason The IP Address values specified for the range are not correct At present each component in IP address specifie
11. Connection Type Auto Sense v Status The LAN Summary settings are Setting Definition IP Address Lets users specify the IP address of the LAN interface in a valid dot format Type the address in the following format 10 10 10 1 The value for this field is valid only if the LAN interface is enabled SubNet Mask Lets users specify the subnet mask of the LAN interface Type the data in the following dot format 255 255 255 0 Physical Address Lets users to view the physical address of the LAN interface If the IP Address or subnet mask of the LAN interfaces changes a DHCP scope associated with the LAN interface is created in the DHCP server running on the Enterprise Edge server This scope contains all necessary parameters to the clients of the DHCP server configured so that they use Enterprise Edge as their default gateway and a WINS server The scope also contains default parameters for the range of the addresses based on the address of the Enterprise Edge interface and subnet mask Navigate through the services screen in the user interface to see DHCP settings for the scope Description Lets users view a description of the network interface card supporting the LAN interface Version Lets users view the version indicator of the LAN interface Speed Lets users view the speed of the connection to the LAN interface The value for this field is valid only if the LAN interface is enabled
12. automatically backup primary WAN link using a dial up link it manages the default routes and the default routes that you add are non operational as soon as a link breaks or comes up P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 90 Configuring Services Settings To modify the configuration of the LANI routing summary screen 1 From the Routing Protocol list box select NONE or RIP If you choose RIP press the Tab key to update the screen A configurable RIP Parameters screen appears 2 From the Input Filter Action list box select the input filter action 3 From the Output Filter Action list box select the output filter action 4 Press the Tab key to save the settings This operation fails if filters have not been added to the interface Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 91 To modify the configuration of the RIP Parameters l Scroll to locate the RIP Parameters screen NORTEL 3 C ons ENTERPRISE Group Edit Configuration Comprehensive Add I Delete Del All RIP Parameters 9 GJ Enterprise Edge System Resources 5 Cost 9 Services Management DHCP Routing Table Update Mode Periodic w DNS ee Bo ling Route Announcement Type RIP 1 Route Accept Type RIP 1 Route Expiration Interval 180 Route Removal Interval 155 Route Annoucement Interval 35 Route Tag es A
13. click Performance and then click LAN Table The LAN Graph Statistic Table appears LAN Table Statistic Table LAN Table Statistic Table Select a polling interval Sec 2 O5 010 30 60 09 01 1999 09 01 1999 P C warming Applet TR For information on using performance tables and graphs refer to Graphs and tables on page 154 3 Click the LAN navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 56 Configuring Resources Settings WAN primary links You configure WAN resource settings from Unified Manager WAN Interfaces have names like WANI and WAN2 If your Enterprise Edge server has a permanent WAN card WANI and WAN are interfaces from this card They can run Frame Relay or PPP on a permanent WAN Link operating at T1 speed Click on these interfaces to see their description If your Enterprise Edge server also contains a modem card with dial up interfaces they appear as WAN3 WANA and so on Click on these interfaces to see their description If your Enterprise Edge server does not have a WAN card dial up interfaces appear as WANI WAN2 and so on The configurable parameters and options are different for permanent WAN links and for dial up WAN links In this document it is assumed that WAN1 and WAN2 are permanent WAN links and WANG and others are be dial up interfaces To view the WAN primary links 1 Click WAN to view the available
14. control and timing of network communications PVC The permanent virtual circuit PVC is an end to end virtual connection in frame relay networks relaying Relaying is the process of moving data along a path determined by a routing process The data is relayed between a source and a destination remote device A remote device is any network device that is accessible only by means of communication over a digital or analog dial up network proxy A proxy is a server that acts on behalf of another QoS On the Internet and in other networks Quality of Service QoS is the idea that transmission rates error rates and other characteristics can be measured improved and to some extent guaranteed in advance QoS is of particular concern for the continuous transmission of high bandwidth video and multimedia information Using the Internet s Resource Reservation Protocol RSVP packets passing through a gateway host can be expedited based on policy and reservation criteria arranged in advance Using ATM which also lets a company or user preselect a level of quality in terms of service QoS can be measured and guaranteed in terms of the average delay at a gateway the variation in delay in a group of cells cells are 53 byte transmission units cell losses and the transmission error rate In Enterprise Edge QoS is provided over IP QoS is guaranteed for outgoing traffic until it reaches the next hop RAS The re
15. field looks like Fxx where xx is a number This is an invalid data value There was an error in setting port range Reason You are setting a port range value and the upper and lower limits are not correct or missing Each range should begin with a positive even number and must end with a number greater than the beginning number and must be an odd number Further the range values should be less than 65535 64K This is an error in data size There was an error in setting port range Reason You are setting a port range that is too big At present only 256 ports can be set in the port range table Consult chapter 3 for a discussion on port ranges in QoS You may not need that big a range Reduce it to be under 256 ports in the range 9 4 2 This is an invalid configuration parameter There was an error in setting data Reason This error can happen when you are setting a community string entry manager entry or a trap community entry Each entry uses a characteristic key string as its field name Use Cxx for community strings Mxx for manager entries and Txx for trap community entries Use appropriate key strings in the dialog boxes as suggested in their labels 9 6 4 9 6 5 9 6 6 The object was not found There was an error in setting object Name Reason This error can happen while setting a community string entry manager address or trap community entry Each entry tak
16. its IP address the status of the QoS monitoring for the connection and the mean opinion scores for each allowed voice codec types and for each direction If the QoS Monitor setting for the remote gateway entry is Disabled the MOS value for the remote gateway is N A Also if the QoS Monitor service is disabled or down for any reason all MOS values are N A While MOS values are being shown they are updated approximately every 50 seconds To refresh the data on the menu click View and then click Refresh Group or View Help Comprehensive Services Name Destination IP__ __ QoS Monitor G 711 aLaw Trans G 711 aLaw Recv Gi uw Ro Edge otta 000 000 000 000 Disabled N A N A Neal Resources 9 Services DHCP DNS Routing Q SNMP or Opinion Score he Management 3 Click the QoS Monitor navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 126 Configuring Services Settings Web cache To configure the web cache settings 1 On the navigation tree click Web Cache The Web Cache Summary screen appears NORTEL ENTERPRISE NETWORKS Group i jnfiguratio formar ult Repo L View Help Comprehensive Summary 9 G Enterprise Edge Description System Resources Apache Web Server in Cache Mode Version 153 Status Up Borer Raciets 1945377170724 Cache Mode Enabled v
17. xx is a unique integer P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 64 Configuring Resources Settings 3 In the DLCI box type the DLCI 4 In the CIR kbps box type the CIR in kbps 5 In the Committed Burst BC kbits box type the committed burst in kbits 6 In the Excess Burst BE kbits box type the excess burst in kbits F4 Click the Save button to return to Unified Manager To modify PVC congestion control 1 Click an entry in the PVC Congestion Control range 2 On the menu click Configuration and then click Modify PVC Congestion Control The PVC Congestion Control dialog box appears p Click any box that requires modification and type the necessary changes 4 Click the Save button to return to Unified Manager To delete PVC congestion control 1 Click an entry in the PVC Congestion Control range 2 Onthe menu click Configuration and then click Delete PVC Congestion Control A message appears that asks you to confirm the deletion 3 Click the Yes button to delete PVC congestion and return to Unified Manager Enterprise Edge N etworking O perations G uide P0910464 Issue 01 WAN Primary Link PPP parameters The WAN PPP Parameters are Configuring Resources Settings 65 Setting Definition Keep Alive Interval Lets users specify the interval between kept alive messages sent when there is no regular traffic on the PPP link Mode Cisco s Encapsulation L
18. 1 Click keys on the navigation tree or click commands on the menu The corresponding dialog box or screen appears 2 Type the information in the appropriate box 3 Click the Save button to save changes or click the Cancel button to close the configuration screen without saving any changes Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Using Enterprise Edge Unified Manager 11 The following figure shows boxes and a scroll bar NORTEL ETE onks i scroll Configuration Performance View Help bar Comprehensive WAN Summary 9 GJ Enterprise Edge Q9 System Identificatio 9 Resources SubNet Mask 255 265 256 0 amp LAN Phyical Address 59 6 0 48 05 02 DE IP ddress 1010111 Description za Interface T1 Upper Sync Port To make changes to boxes 1 Click keys on the navigation tree until the configuration screen appears See Unified Manager main view on page 9 2 Type the updates in the appropriate boxes and follow the syntax that appears next to the box If there is an error a beep sounds and an error message appears 3 Press the Tab key to move to the next box Pressing the Tab key saves changes in the current box and moves the cursor to the next box Note In some instances you must press the Tab key several times to move the cursor to the next box P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 12 Using Enterprise Edge Unified
19. 51 IETF 173 In Band 173 information panel view 9 Internet Protocol IP 173 introduction 7 IP address 173 IP addresses setting up with a laptop 20 with a PC 20 IP addressing dynamic 25 overview 25 static 25 IP routing information protocol 26 introduction 24 overview 24 specifics 25 IP services DHCP configuring 28 ISDN 174 J JAVA Virtual Machine JVM 21 L LAN 174 LAN connections 39 LAN resource settings 54 LAN routing services 88 LAN to LAN fastpath routing 27 LAN DHCP settings 80 Legacy networks introduction 33 port range settings 37 line parameters WAN 61 link parameters WAN 71 logging off of Enterprise Edge 23 logging on to Enterprise Edge 22 logon definitions configure 23 download 23 login 23 password 23 upload 23 M management settings configuring 147 mean opinion score QoS monitor 127 Media Access Control MAC 174 Enterprise Edge N etworking O perations G uide 180 Index menu bar navigating with 9 menu descriptions 17 M IB 1I counters 163 variables 163 modem 174 MSC settings 74 multilink PPP 174 N name servers 174 name system 45 navigation between views 14 command buttons 9 information panel view 9 menu bar 9 navigation keys 9 navigation tree 9 scroll bars 10 TAB key 11 navigation keys navigating with 9 navigation tree navigating with 9 NetBIOS 174 NetLink manager settings overview 129 network device 174 network interface card NIC 174 NIC 174 Nortel N etworks Technical So
20. Cache Size KB agg ns Garbage Collection Interval Hours 4 Cache Maximum Life Hours 54 Voice Mail Management Maximum Server Threads 55 EE AO gt The web cache settings are Setting Definition Description Shows the description of the Web Cache server Version Shows the version of the Web Cache server Status Shows the status of the Web Cache server This setting is read only The server always runs r to provide support for web based UIs for Enterprise Edge Server Address Lets users tell the web server what IP address to use for interacting with HTTP clients Since Enterprise Edge server typically has more than one IP interface and associated IP Address users can choose this value This value is automatically set to the IP Address of the first LAN interface and changes when the latter changes Exercise caution if modifying this value Cache Mode Lets users enable or disable the cache mode of operation Cache Size Lets users specify the maximum size in KB of the cache Garbage Collection Lets users specify the interval in hours between garbage collection Interval operations on the cache Cache Maximum Lets users specify the maximum life on the proxy server for the HTTP pages Life cached in it Maximum Server Lets users specify the number of threads ready to serve HTTP requests in the Threads proxy server Enterprise Edge N etworking O perations G
21. Edit Configuration Performance Fault Report Tools Logoff View Help Comprehensive Add Delete Det Att 9 Enterprise Edge System Resources Input Filter Action 9 Services DHCP Output Filter Action DNS 9 Routing LAN WAN WAN2 LET inati SNMP 10101010 255255255 175 175 175 255 255 256 Qos VoIP Gateway QoS Monitor Web Cache Output Filters Net Link Mgr il Voice Record 10 10 10 10 ijr Summary Routing Protocol 255 255 255 175 175 175 255 255 255 voice Mail Management 5 Follow the steps outlined in LAN routing settings to complete your configuration process 6 Clicking the Routing navigation key to close the navigation tree Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Configuring Services Settings 101 SNMP To configure SNMP services settings 1 On the navigation tree click SNMP Clicking the SNMP navigation key causes the key to disappear You must click SNMP The screen displays the SNMP Summary Community List Manager List and Trap Community List screen 2 Configure SNMP summary screen from Unified Manager Configure the SNMP Community List Manager List and Trap Community List from the menu CRTEL ks ENTERPRI Group Edit Configuration Performance Fault Report Tools Logoff View Help Comprehensiv
22. Enterprise Edge The default is set to ENABLE data compression Note Remote user dial in as a RAS client is supported for administrative purposes only Guidelines for Using Remote Dial In Consider the following guidelines when using remote dial in The same modem is shared between the remote dial in for administration and the backup WAN link If a remote administration user is connected while the primary link breaks the automatic backup function does not occur While using back up interface Enterprise Edge always calls Enterprise Edge does not answer an incoming call from a router e Support for callback configuration is not provided Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Unified Manager Settings 4 Configuring Unified Manager includes e Configuring system settings e Configuring resources LAN settings WAN settings MSC settings Telephony PBX settings e Configuring services DHCP settings DNS settings Web caching proxy Routing settings SNMP settings Quality of Service QoS settings e VoIP settings e Quality Measure of Service QMoS e Configuring Unified Manager settings Options settings User Manager settings Alert Manager settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 42 Configuring Unified Manager Settings Accessing system resources services and management settings on Un
23. In the Metric Value box type the appropriate metric value 7 Click the Save button to return to Unified Manager Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 99 To delete LAN static routes 1 Click a static route in the Static Route table 2 Onthe menu click Configuration and then click Delete Static Route 3 Follow the steps for deleting output filters WAN Routing To configure WAN routing services 1 Click the Routing navigation key to expand the navigation tree 2 On the navigation tree click WANI or WAN2 Clicking the WANI or WAN2 navigation key causes the key to disappear You must click WANI or WAN to view the configurable WAN resources The Summary RIP Parameters Input Filter Output Filter and Static Route screen appears Note The RIP Parameters screen is not displayed unless RIP is chosen as your routing protocol in the WAN summary screen To display the RIP parameters click the Routing Protocol list box and select RIP Then press the Tab key to update the screen A configurable RIP screen appears 3 Use the scroll bars to locate any fields that are not displayed 4 Configure the WANI or WAN2 routing summary and RIP Parameters screen from Unified Manager Configure the input Filter output filter and static route dialog box from the menu P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 100 Configuring Services Settings eae
24. M anager Changing the appearance of Unified Manager You can choose from a Windows Motif or Metal look and feel To change the appearance of Unified Manager 1 Click View and then click Windows Motif or Metal The view changes to a Windows Motif or default Metal appearance Adjusting Unified Manager views The Enterprise Edge views are adjustable You can resize Unified Manager and configuration screens To resize a view or screens 1 Move the pointer over any edge until it changes to a double headed arrow 2 Drag the edge of the screen to the desired location and release the mouse FRE z MERTED mS ENTERPRISSBES adjustable edges Group Edt Configuration Performance Fault Pepot Tools loto View Help REMIT z item zx l Deere Deel adjustable edges E G Enterprise Edge System Name EE BETATA on navigation Feu E 9 Identificatio TOM tree amp Resources Description Enterprise Edge 390827EE 18E Compiled Fri Aug 27 18 57 45 1999 H Services H Management adjustable columns Resources Name Status Version Description Tc LAN1 Up 34 10 100 Base T Ethemet NIC WANT N A 1 0 WAN Interface T1 Upper Sy WAN2 1 0 WAN Interface Lower Sync P Msc N A 10 5 1 Enterprise Edge Media Servic Telephony Services Name Status Version Description DHCP Disabled 41 Enterprise Edge DHCP Server DNS Up 40 Enterprise Edge DNS Server i Ro
25. Monitor The QoS Monitor Summary screen appears N ORTEL NETWORKS ENTERPRIS ENS Group View Help Comprehensive Summary 9 Enterprise Edge e d Resources 9 Services ee Management Description ice Net Quality of Service Monitor Status Up m Ver 051 The QoS Monitor settings are Setting Definition Description Shows the description of the service monitor Version Shows the version of the service monitor Status Lets users enable or disable the service monitor 2 From the Status list box select enable or disable 3 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 125 QoS Monitor Mean Opinion Score To view the QoS Monitor Mean Opinion Score 1 Click the Qos Monitor navigation key 2 On the navigation tree click Mean Opinion Score Clicking the Mean Opinion Score navigation key causes the key to disappear You must click Mean Opinion Score If you configure or create remote gateways by clicking the Voice Net Remote Gateway navigation key the mean opinion scores of the connections to these remote gateways which are a measure of quality of the voice link while using IP trunk for each codec type are displayed in the screen Each configured gateway appears on a separate row Each row consists of the fields for the name of the remote gateway
26. Shows a description of the router Version Shows the version of the router Status Lets users enable or disable the router Packet Filtering Lets users enable or disable packet filtering When the system comes up the first time this value is N A indicating that the Management system cannot retrieve pertinent information Set it to Disabled or Enabled and valid values are displayed Disabling packet filtering here disables it on all interfaces The router performs better when packet capturing is disabled RIP Log Level Lets users specify a log level for the RIP routing protocol manager maximum generates the maximum log warnings also generates a log for warning conditions too errors only generates log errors only for use during normal operations disabled disables logging not recommended Triggered Update Lets users specify the minimum interval between sending triggered updates Interval 1 From the Status list box enable or disable the router 2 From the Packet Filtering list box enable or disable packet filtering 3 From the RIP Log Level list box select the RIP log level 4 Inthe Triggered Update Interval box type the triggered update interval 5 Press the TAB key to save the settings LAN Routing This section describes the instructions to configure LANI interfaces for routing If there are other existing LAN or WAN interfaces they also appear in Routing Follow the same instructions to config
27. System navigation key to close the navigation tree Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings D Configuring Resources includes configuring LAN e WAN Settings e MSC Settings e Telephony PBX Settings To open the Unified Manager Resources screen Onthe menu click Group and then click Resources or Comprehensive 2 Onthe navigation tree click Enterprise Edge and then click the Resources keys The available Enterprise Edge resources appear NORTEL ENTERPRIS EN NETWORKS Performance f View Help Comprehensive Resources Mas Desciiption 9 amp J Enterprise Edge LANT Up 10 100 Base T Ethemet NIC System ee Resources WANT N A WAN Interface T1 Upper Sy Services WAN2 Disabled WAN Interface Lower Sync P Q Management Msc N Enterprise Edge Media Servic Telephony 3 Click the Resources navigation key to expand the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 52 Configuring Resources Settings The columns that are displayed when the system resources services or management settings are activated are Column Definition Name The name column lists the available configurable resources Status The status column lists the operating status of each configurable resource Version The version column lists the version of each configurable resource Description The des
28. This section includes information on e WAN overview Permanent WAN connections Frame Relay PPP WAN overview A WAN wide area network is a geographically dispersed data communication network The term WAN distinguishes a broader data communication structure from a local area network LAN A WAN can be privately owned or rented but usually connotes the inclusion of public shared user networks Enterprise Edge includes two primary WAN links WANI WAN2 and a backup WAN dial up link WAN3 e The Primary WAN link is always a permanent link and it is a dedicated network adapter The primary link runs either Frame Relay or the PPP protocol at the link layer The Enterprise Edge primary WAN connection is through a two port card These two ports can be independently configured to run Frame Relay or PPP The card includes one serial sync port and one T1 port e The backup WAN link is always configured as dial on demand network adapter by the router The backup Wan link runs PPP only Enterprise Edge provides backup WAN connection through a V 90 modem The primary and backup link management is performed from Enterprise Edge There is a Net Link Manager running in Enterprise Edge that monitors the primary link status and it starts the backup link when a break in primary link is detected Similarly the backup link is automatically terminated when the primary link becomes active P0910464 Issue 01 Enterprise Edge N etworking
29. Use a relatively larger value to save bandwidth 5 In the Down Poll Interval box type the down poll interval in seconds The down poll interval is used to ping the next hop on primary link when it is recognized as unreachable Use a smaller interval for faster recovery 6 In the Switch Over Delay box type the switch over delay in seconds 7 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 129 Voice Record To configure Voice Record settings 1 On the navigation tree click Voice Record Clicking the Voice Record navigation key expands the navigation tree but doesn t display the read only summary You must click Voice Record The read only Voice Record Summary screen appears NORTEL ENTERPRISE NETWORKS Group J r f KU l View Help Comprehensive Summary 9 Enterprise Edge Name System Fon Resources 9 Senices Status DHCP i C RD Version 15525 Routing ETE Description Norel Networks Voice Record Mail Management The Voice Record read only settings are Setting Definition Name Shows the component name which is CDR Status Shows the status of the component Version Shows the version of the component Description Shows a description of the component P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 130 Con
30. User Profile table click the profile you want to delete 2 Onthe menu click Configuration and then click Delete User A message appears that asks you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager P0910464 Issue 01 Enterprise Edge N etworking O perations G uide Alarm Manager 148 Configuring Management Settings To configure alarm manager settings 1 On the navigation tree click Alarm Manager Clicking the Alarm Manager navigation key makes it disappear You must click Alarm Manager The screen displays Alarm Manager alarm database settings NORTEL NETWORKS ENTERPRISES Group View Help Comprehensive Alarm Database 9 G Enterprise Edge System Resources 9 Q Services DHCP DNS Routing Provider 9 Management UserManager BiamiManager MaxNumRec 200 DiscardTime ES KeptTime Irc ResyncTime IE peser SNMP Trap TrapsEnabled EventInfoEnabled EventwamingEnabled EventE rorEnabled SrcExclusionList The Alarm Manager settings are Setting Definition Max Number Shows the maximum number of records shown in the alarm database Received Discard Time Shows the discard time in seconds for alarms If the same alarm happens in this interval it is discarded Kept Time Shows the kept time in days An alarm is kept for this interval in the discard t
31. area or wide area network or using a T 1 or E 1 interface sends them over the public switched telephone network WAN A wide area network W AN is a geographically dispersed telecommunications network and the term distinguishes a broader telecommunication structure from a local area network LAN A wide area network may be privately owned or rented but the term usually connotes the inclusion of public shared user networks Web cache A web cache is a server or collection of servers that store copies of Internet content The web cache server can be either located on the LAN where the clients it serves are also located or it can be embedded within the enterprise WAN or at the client s Internet Service Provider ISP Web proxy or HTTP A web proxy is a server that acts on behalf of the requester of pages proxy from an HTTP server and the Internet WFQ Weighted Fair Queuing WFQ is a queuing method that allows low volume traffic such as Telnet to be given priority and interactive traffic receives higher priority than batch transfers Also high bandwidth usage traffic such as batch file transfer traffic gets equal priority with other high bandwidth use traffic Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Index A accessing the menu 17 accessing Unified Manager settings management 44 147 resources 44 53 services 44 77 system 44 address 171 Address Resolution Protocol ARP 171 a
32. both the sender s Internet address and the receiver s address IP is a connectionless protocol which means that there is no established connection between the end points that are communicating Each packet that travels through the Internet is treated as an independent unit of data without any relation to any other unit of data The reason the packets do get put in the right order is because of TCP the connection oriented protocol that keeps track of the packet sequence in a message In the Open Systems Interconnection OSI communication model IP is in layer 3 the Networking Layer IP address The Internet Protocol address is a unique identifier that allows communication over the Internet to be directed to the appropriate destination Every computer on the Internet must have a unique IP address IP addresses are allocated by an ISP in following format nnn nnn nnn nnn where nnn is a numeric value from 0 to 255 IP addressing might be referred to as being static fixed or dynamic P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 172 Glossary ISDN Integrated Services Digital Network ISDN is a set of CCITT ITU standards for digital transmission over ordinary telephone copper wire as well as over other media Home and business users who install ISDN adapters in place of their modems can see highly graphic web pages arriving at rates up to 128 Kbps LAN A LAN is a network of interconnec
33. control using the negotiated coding algorithm A flow is admitted as a premium flow if the current total WAN premium usage plus the new flow is lower than the allocated WAN premium bandwidth Otherwise the flow is rejected and he flow is still delivered as best effort traffic Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 33 As a reference point for a typical G 729 codec each VoIP flow requires the following WAN bandwidth depending on the codec sample rate G 729 Sample Rate Sample Rate Sample Rate 30 ms 20 ms 10 ms No 10 6k 14k 24k Compression Data 8k 10k 16k Compression RTP Hdr Comp 5 8 k 6 8 k 9 6k Note The calculation is based on a full duplex WAN link with HDLC overhead and VoIP with silence suppression Nortel Networks recommends that for slow WAN links such as a 56K leased line or ISDN H 323 video is not configured as premium traffic Packet Marking for DiffServ Networks Enterprise Edge classifies traffic and marks packets by setting the IP header type of service TOS field By default the following items are classified as premium traffic e All VoIP flows e RIP packets routing packets are periodically exchanged between Enterprise Edge and remote routers These packets need higher priority than regular packets to ensure that the routing protocol is working properly e ICMP packets Enterprise Edge Net Link Manager uses t
34. modify them Metric Specifies the associated metric value for the routes through this interface Metric values of all routes learned through this interface are incremented by this value The final value used in making routing decisions is forwarded to other routes through RIP updates Routing Table Lets users specify the routing table update mode for the interface In On Update Mode Demand mode the router sends its table when requested by another established router In Periodic mode the router sends its table to other established router at regular intervals Route Lets users specify the route announcement type for the specified interface Announcement The choices are Type Disabled sending RIP packets is disabled on this interface This requires the other routers in the subnet have static routes configured to access the Enterprise Edge server RIP 1 sends RIP v1 packets in broadcast only RIP 1 Compatible sends RIP v1 and RIP v2 packets in broadcast Use this for a mixed environment of RIP v1 and RIP v2 RIP 2 sends RIP v2 packets in multicast only Use this only if all other routers connected to the Enterprise Edge server are RIP v2 capable Route Accept Type Lets users choose to accept announcements in either RIP1 RIP2 or both formats The choices are Disabled accepting RIP packets is disabled If this choice is selected the user is prompted to create static routing entries in the Enterprise Edge server to access ot
35. on using performance tables and graphs refer to Graphs and tables on page 154 System Fault Alarm Banner To access the system fault alarm banner Onthe menu click Configuration and then click Fault The Alarm Banner dialog box appears Alarm Banner OL x Critical Major Minor Warning All NENNEN os o0 ss Applet idle for 100seconds Waming Applet Window P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 48 Configuring Unified Manager Settings System Alarm Banner Message Listing Applet idle Warning Applet Window Accessing System Tools NORTEL NETWORKS Group Comprehensive Add Detete Del Al 9 Enterprise Edge 9 System Identification Resources Services Management Configuration Performance Fault System Name EE BETATA Description Enterprise Edge 990827EE 18E Compiled Fri Aug 27 18 57 45 1999 Resources PE NS Vea j 34 LANI 4 Up WANT N A WAN2 Disabled Msc N Telephony Logoff View Help 1 0 1 0 051 10 100 Base T E WAN Interface T1 WAN Interface Lo Enterprise Edge Mg Services Name DHCP Disabled DNS Up ci Enterprise Edge D Enterprise Edge D Routing Up SNMP Up dos Enabled VoIP Gateway N QoS Monitor Up weh Cache Fabled Enterprise Edge M Enterprise Edge S Enterprise Edge Qd Enterprise Edge Vd Voic
36. setting up 21 admission control 34 as a DHCP server 28 IP addresses setting up with a laptop 20 with a PC 20 IP routing information protocol 26 specifics 25 static 26 LAN connections overview 39 logging off 23 logging on 22 operational considerations 21 packet marking 35 powering down 23 rebooting 23 WAN connections backup 41 overview 39 permanent 40 frame relay 40 PPP 40 error messages 10 5 2 161 11 12 10 161 11 19 9 161 11 5 2 161 14 17 40 162 14 17 41 162 14 17 68 162 14 4 21 161 14 5 77 162 2 5 4 158 2 5 6 158 2 5 8 158 2 xXx 4 158 2 xx 6 158 P0910464 Issue 01 5 16 68 160 5 4 59 159 5 5 39 159 5 5 40 159 5 5 41 159 5 5 45 159 8 4 2 160 8 5 3 160 8 8 3 160 9 4 2 160 9 6 4 160 9 6 5 160 9 6 6 160 overview 158 system notification 10 user actions 158 Ethernet 172 LAN connections 39 WAN connections backup 41 overview 39 permanent 40 frame relay 40 PPP 40 F fast path routing 27 fault alarm banner settings 49 file transfer protocol FTP 172 filtering 172 criteria 170 ranges 170 filters QoS 115 QoS adding 116 QoS deleting 117 QoS modifying 116 frame 172 frame relay 40 172 frame relay parameters WAN 63 FTP 172 G gateway DNS 29 H H 323 172 HDLC 173 help customer support 167 High level Data Link Control HDLC 173 host name 173 HTTP 173 HTTP proxy 178 Hypertext Transfer Protocol HTTP 173 P0910464 Issue 01 Index 179 l ICMP 173 ICMP counters 164 identification system
37. the Tab key to save the settings 9 Click the Management navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 150 Configuring Management Settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Diagnostics and Utilities g This chapter includes information Enterprise Edge diagnostics and utilities including e Uploading System Settings e Downloading System Settings Enterprise Edge Performance Utility e Error Messages e MIB II Information Saving System Settings Enterprise Edge allows you to save the customized system settings for e Archival and backup purposes Downloading system settings to multiple Enterprise Edge units For example you can use the download or upload feature to configure several Enterprise Edge servers by downloading definitions and uploading them onto new machines This method of uploading definitions saves configuration time and can be used for archival and backup purposes Note The upload feature is not supported in release 1 P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 152 Diagnostics and Utilities Downloading System Settings To download files 1 On the log on screen click the Download button NORTEL NETWORKS ENTERPRISE Unified Manager Logn Password EA E A re 93 teal D CS Configure Upload Download 1999 Nortel Networks Inc The download screen appears 2
38. the frame relay driver in Enterprise Edge s WAN link if one is being used as well as rest of the network If the frame relay is used on WAN link this code should match the DS Code field in frame relay settings so that frame relay network treats this traffic as high priority If rest of the network is diffserv capable all routers that carry VoIP traffic from theEnterprise Edge server must be configured to treat the traffic with this DS code as high priority or premium traffic Number of Phone Ports Lets users specify the number of phone ports This value specifies the number of concurrent phone calls user intends to carry over the WAN interface QoS Provider layer uses this value to determine how much of the bandwidth reserved for premium traffic is consumed by internal VoIP gateway and how much is left over for other H 323 or other classified premium traffic Filter Order Lets users specify the order that filters are evaluated If a filter name is listed in filter order but the actual filter is missing it is ignored If an actual filter is omitted from the filter order list the filter is not effective P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 110 Configuring Services Settings Setting Definition Filter Lets users specify the entry name that is used as a key to uniquely identify an individual filter entry in QoS layer Its value must follow certain conventions It must h
39. the user profile you want to modify 2 On the menu click Configuration and then click Modify User The User Profile dialog box appears Property Sheet User Profile Verre User Name User Confirmed Password Password Privilege READ WRITE Save Cancel Warning Applet Window 3 In the User Name box type the user name 4 In the Password box type the password 5 In the Confirmed Password box retype the password 6 From the Privilege list box select the appropriate user privilege 7 Click the Save button to return to Unified Manager Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring ManagementSettings 147 To add user profiles 1 In the User Profile table click the line you want to configure 2 Onthe menu click Configuration and then click Add User The User Profile dialog box appears 3 In the Password box type the password 4 In the Confirmed Password box type the password 5 From the Privilege list box select the appropriate user privilege 6 Click the Save button to return to Unified Manager Note Maintain only one user ID with administrative privileges with a few people allowed to use it Multiple users logging on to Enterprise Edge from different client stations through the administrator account can causes inconsistent or wrong configuration There is no security within Enterprise Edge to prevent it To delete user profiles 1 In the
40. uide P0910464 Issue 01 Configuring Services Settings 127 2 In the Server Address box type the server address This setting is automatically set to the LAN interface IP address Use caution when changing 3 From the Cache Mode list box select enable or disable 4 In the Cache Size box type the cache size in KB 5 In the Garbage Collection Interval box type the interval in hours 6 In the Cache Maximum Life box type the cache maximum in hours 7 In the Maximum Server Threads box type the number of threads 8 Press the Tab key to save the settings NetLink Manager To configure NetLink Manager settings 1 On the navigation tree click NetLink Manager The NetLink Manager Summary screen appears NORTEL ENTERPRISES NETWORKS Group ogo View Help Comprehensive Add Delete Del All 9 A Enterprise Edge System Resources 9 Services Version fic Staus Up Next Hop on Primary Link 134 177 227 17 Up Poll Interval seconds 15 Down Poll Interval seconds 5 Switch Over Delay seconds 30 Summary Description Enterprise Edge Net Link Manager E Management P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 128 Configuring Services Settings The NetLink summary settings are Setting Definition Description Shows a description of the Net Link Manager Version Shows the version number of the subsystem Statu
41. users specify the protocol to match the filter The choices are TCP look for the TCP protocol packets You can specify source and destination service ports in other fields If you don t specify any port numbers all packets that match this protocol and other criteria if any match the filter UDP look for UDP protocol packets You can further specify source and destination service ports in other fields If you don t specify any port numbers all packets that match this protocol and other criteria if any match the filter ICMP look for ICMP protocol packets You can further specify the ICMP message types and ICMP codes in other fields If you don t specify any ICMP types or codes all packets that match this protocol and other criteria if any match the filter Source port ICMP type If the protocol chosen is UDP or TCP this lets users specify the source port to match the filter If the protocol chosen is ICMP this field specifies the ICMP code value to look for in the packet to match the filter Destination Port ICMP Code If the protocol chosen is UDP or TCP this lets users specify the additional destination service port to match the filter If the protocol chosen is ICMP this field can contain the optional ICMP code Static Route Specifies the static route name and is used as a key to uniquely identify an individual static route on the specified interface Its value must follow certain conventions It must have the prefix
42. 0 Enterprise Edge gives the same precedence as voice traffic possibly affecting the latter adversely 12 In the Outbound DS Code TOS box type the outbound DS code 13 Click the Save button to return to Unified Manager To delete filters 1 On the Filter table click the filter you want to delete 2 Onthe menu click Configuration and then click Delete Filter A message appears that asks you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 116 Configuring Services Settings QoS Port Ranges 4 Click the QoS navigation key 5 Onthe navigation tree click PortRanges Clicking the Port Ranges navigation key causes the key to disappear You must click PortRanges The QoS PortRanges screen appears NORTEL ENTERPRISES NETWORKS Group Edit Configuration Performance Fault Report ools ogoll View Help Comprehensive PortRanges 9 Gl Enterprise Edge System Resources 9 Q Services 9 O08 Filters Ronan Voice Mail Management To modify port ranges 1 In the Port Ranges table click the port ranges you want to modify 2 Onthe menu click Configuration and then click Modify Port Ranges The Port Ranges dialog box appears Property Sheet PortRanges PortRange Rt Begin n Save Cancel TON Warning Applet Window
43. 1 Enterprise Edge N etworking O perations Guide 118 Configuring Services Settings VoIP gateway To configure VoIP gateway settings Onthe navigation tree click VoIP Gateway Clicking the VoIP Gateway navigation key expands the navigation tree but doesn t display the summary of configurable VoIP Gateway services You must choose VoIP Gateway The VoIP Gateway Summary screen appears NORTEL NETWORKS ENTERPRISE Group Comprehensive 9 G Enterprise Edge System Resources 9 Services Mana View Help Summary Description c nterprise Edge VolP Gateway Version 551 Status N A x The VoIP Gateway settings are Setting Definition Description Shows the description of the VoIP gateway Version Shows the version of the VoIP gateway Status Lets users enable disable pause or continue the VoIP gateway service 2 From the Status list box select enable or disable 3 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 119 VoIP local and remote gateways To configure VoIP local and remote gateways 1 On the navigation tree click the VoIP Gateway navigation key to expand the navigation tree 2 Onthe navigation tree click Local Gateway Clicking the Local Gateway navigation key causes the key to disappear You must click Local Gateway NORTEL EN
44. 10464 Issue 01 Using Enterprise Edge Services 19 To set up the Enterprise Edge server IP address using a LAN 1 Turn on the Enterprise Edge server power switch 2 Connect a laptop to the Enterprise Edge server by Ethernet back to back by using a crossover cable to avoid disturbing the corporate LAN 3 Set your PC or laptop computer IP address to 10 10 10 2 with a mask 255 255 255 0 4 Start a web browser on your laptop with a URL 10 10 10 1 Setting up web based administration To establish web based administration a workstation needs to be set up as an Enterprise Edge client with Internet Explorer 4 0 or greater and a JAVA Virtual Machine JVM 5 0 0 2922 or greater installed To install JVM on a workstation search the Microsoft information web page for instructions This minimum PC requirements are discussed in Enterprise Edge specifications Note The ideal display for a monitor attached to Enterprise Edge is 1280 x 1024 Browser settings Set your browser as follows Program Required Settings Netscape Communicator 4 5 Click Settings Edit Preferences or greater Category Advanced set Enable Java On set Category Cache set Cached document comparison Every Time Internet Explorer 4 0 or Choose Views Internet Options Category General Temporary greater Internet Files Settings click Check for newer versions of stored pages Every visit to the page set Advanced Java VM set Java JIT com
45. 127 overview 126 QoS port ranges adding 119 deleting 119 modifying 118 QoS service settings 110 P0910464 Issue 01 filter 115 performance graphs and tables 114 port ranges 118 QoS session counters 165 Q uality of Service QoS 176 overview 32 R RAS 176 rebooting Enterprise Edge 23 relaying 176 remote device 176 remote access service RAS 176 remote dial in guidelines 42 remote routers setting up 169 resource services settings 45 resource settings configuring 53 RIP 177 RIP enabling on network interfaces 26 router 174 routing LAN settings 88 settings 87 WAN settings 101 routing and IPservices 7 Routing Information Protocol RIP 177 routing IP information protocol 26 introduction 24 IP addressing overview 25 managing information 26 overview 24 packet filtering introduction 26 RIP protocol 26 static 26 routing LAN to LAN fast path 27 S sample rate 157 save buttons 10 saving settings 153 scroll bars 10 services configuring 77 services IP DHCP configuring 28 setting up JAVA Virtual Machine 21 logging off of Enterprise Edge 23 logging on to Enterprise Edge 22 operational considerations 21 powering down Enterprise Edge 23 P0910464 Issue 01 Index 181 rebooting Enterprise Edge 23 web based administration 21 settings saving 153 Simple N etwork Management Protocol SN M P 177 SNMP 177 guidelines 31 overview 31 SN MP service settings community list 105 manager list 105 overview 103 trap co
46. DLCI number for the PVC to be congestion controlled If a DLCI is not configured it is not congestion controlled Enterprise Edge uses one second intervals to measure this parameter CIR Lets users set in kbits the carrier guarantees the router transmits over a specified time interval when congestion is not present Enterprise Edge uses one second intervals to measure this parameter Committed Burst DC Lets users to define the number in kbits of bits the router transmits over a specified time interval if congestion is present Usually this value is set for 1 4 the value of the CIR Enterprise Edge uses one second intervals to measure this parameter Excess Burst Be Combined with the committed burst rate lets users set in kbits the maximum number of bits the router transmits over a specified time interval if there is no congestion Both Be and bC must be less than or equal to the line speed To add PVC congestion control 1 On the menu click Configuration and then click Add PVC Congestion Control The PVC Congestion Control dialog box appears If an entry range has not been selected an error message appears Property Sheet PVC Congestion Control Enty CC pcc DLC fg CIR kbps FEET Committed Burst BC kbits oz 0 3 Excess Burst BE kbits CSS Save Cancel Ready Warning Applet Window 2 In the Entry CC box type the entry that looks like CCxx where
47. HCP 76 DHCP LAN 78 DNS 84 Routing 85 LAN Routing 86 WAN Routing 99 SNMP 101 SNMP Community List Manager List and Trap Community List 103 QoS 108 QoS performance graphs and tables 112 QoS filters 113 QoS Port Ranges 116 VoIP gateway 118 VoIP local and remote gateways 119 QoS monitor 124 QoS Monitor Mean Opinion Score 125 Web cache 126 NetLink Manager 127 Voice Record 129 Voice Record report settings 130 Voice Record report options 132 Voice Record market parameters 134 Voice Record PreFix 136 Voice Record Access Suppress 137 TAPI Service Provider 138 Voice Service 140 Alarm Service 142 Voice Mail 143 Configuring Management Settings 145 Configuring Management Settings 145 User Manager 145 Alarm Manager 148 Diagnostics and Utilities 151 Saving System Settings 151 Downloading System Settings 152 Graphs and tables 154 Generating Statistics 154 Sample Rate 155 Error Messages 156 User Actions 156 Errors List 156 P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 6 Contents MIB II Information 161 Counters Shown at LAN and WAN Interface Levels 161 ICMP Counters 162 UDP Counters 163 TCP Counters 163 QoS Session Counters 163 QoS Best Effort Traffic Counters 163 QoS Dropped Packets Counter 164 QoS Graph Counters 164 QoS Best Effort Queue Counters 164 Appendix A Troubleshooting 165 How to Get Help 165 Troubleshooting 165 Appendix B Setting Up Remote Routers 167 Creating an Outb
48. Mail Summary screen appears NORTEL RTE s ENTERPRISES Group Comprehensive d Delete Del All Summary 9 G Enterprise Edge System Resources 9 Services e Voice Mai Management Notte NN SSmi Version te s Sees ose Se aa CD ee cama oa ae The Voice Mail settings are Setting Definition Name Shows the name of the component Status Shows the status of the voice mail service Version Shows the version of the voice mail service Description Shows the description of the voice mail service 2 Click the Services navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 144 Configuring Services Settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Management Settings 7 Configuring Management Settings When Enterprise Edge ships the following user IDs are available e Manager administrator user e User read only user e supervisor administrator user Note After installation change the password for all administrator users or delete them after creating your own administrator users To configure management settings 1 On the menu click Group and then click Management or Comprehensive 2 Onthe navigation tree click the Enterprise Edge key and then click the Management key User Manager To configure User Manager 1 On the navigati
49. NORTEL NETWORKS Enterprise Edge Networking Operations Guide 1 800 4 NORTEL www nortelnetworks com 1999 Nortel Networks P0910464 Issue 01 Enterprise Edge Attendant Console User G uide P0908544 Issue 01 Contents Chapter 1 Chapter 2 Chapter 3 Introducing Enterprise Edge 7 Routing and IP Services 7 System Software 8 Using Enterprise Edge Unified Manager 9 Understanding Unified Manager 9 Changing the appearance of Unified Manager 12 Adjusting Unified Manager views 12 Navigating between views 13 Changing column order 14 Generating statistics 15 Menu descriptions 16 Using Enterprise Edge Services 17 Enterprise Edge required parameters 17 Setting up an Enterprise Edge IP Address 18 Setting up web based administration 19 Browser settings 19 Logging on to Enterprise Edge 20 Logging off Enterprise Edge 21 Powering down the Enterprise Edge server 21 Rebooting the Enterprise Edge server 21 IP Routing 22 IP Routing Overview 22 Enterprise Edge IP routing specifics 23 IP Addressing Overview 23 Static Routing 24 Routing Information Protocol RIP 24 Enabling RIP on Network Interfaces 24 Packet Filtering 24 LAN to LAN Fast Path Routing 25 Dynamic Host Configuration Protocol DHCP 25 Automatic Configuration using a DHCP server 26 Guidelines for Using DHCP 26 Domain Name Service DNS 27 Guidelines for Using DNS 27 Web Caching Proxy 28 Guidelines for Using Web Caching Proxy 28 P0910464 Issue 01 Enterprise Edge N
50. O perations G uide 38 Using Enterprise Edge Services Note Net Link Manager can back up only one link even though there are two primary links Net Link Manager backs up the link whose next hop address is given to it e Net Link Manager manages the default route in Enterprise Edge If a link breaks Net Link Manager removes all the default routes on the broken link and adds the default route to the new link This happens during switch over from primary to secondary links and vice versa Permanent WAN Connections This section includes information on the following topics Frame Relay e PPP The permanent WAN connections are provided by a WAN card that supports PPP and Frame Relay connections Each port can be configured to run either of the protocols independently The WAN cards are provided by one T1 port with in built CSU DSU and one serial sync port or dual serial sync port versions The Enterprise Edge serial sync port supports the following e Interfaces V 35 RS442 RS 323 X 21 Maximum line speed 8 Mbit sec Frame Relay Enterprise Edge supports Frame Relay in group mode That is for each physical port serial sync or T1 port there is one IP address for all PVCs The available DLCI numbers are 0 1023 of which 16 are reserved The maximum number of PVC s allowed is 1008 For Frame Relay network Enterprise Edge supports Frame Relay Forum standard FRF 9 compression protocol with the standard STAC compression
51. RIP parameters click the Routing Protocol list box and choose RIP Then press the Tab key to update the screen A configurable RIP screen appears You configure the Routing summary screen from Unified Manager The Input Filter Output Filter and Static Route screen is configured through the menu P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 88 Configuring Services Settings The LANI Routing Services Summary and RIP Parameters settings are Setting Definition Routing Protocol Lets users select the Routing protocol to run over the interface Select RIP to run RIP protocol or select NONE to disable running any routing protocol If RIP is selected interface specific RIP parameters appear in the bottom of the screen You can configure other RIP parameters on this interface Input Filter Determines what action is performed for the packets that match the filter Action criteria You can either forward them to upper layer possibly for further routing or drop them You can select the action only if you have set any of the input or output filters Otherwise they show up as N A and you can t modify them Output Filter Determines what action is performed for the packets that match the filter Action criteria You can either forward them to the next hop or drop them You can select the action only if you have set any of the input or output filters Otherwise they show up as N A and you can t
52. SR followed by a unique number that identifies this static route on this interface For example SR2 is a valid value While adding specify non recurring values for the unique number While adding if you specify an existing static route name it modifies the existing static route Using non sequential numbers results in automatic reassignment of sequential numbers While modifying a static route you can t change the name The static route name does not have any significance other than to identify an entry Next Hop Router Lets users specify the IP address in a valid dot format for the next hop router Metric Value Lets users specify the metric value associated with the interface The metric is added to the hop count of the routes received through the interface Note If input and output filters are not defined for the LANI interface modifying input filter action or output filter action in the summary causes an error message Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 95 To modify the configuration of LANI input filters 1 Click an input filter in the input filter table 2 Onthe menu click Configuration and then click Modify Input Filter The Input Filters dialog box appears 1 Property Sheet Input Filters Input Filter IF n Source Address ous Source Mask Jom Destination Address Riu Destination Mask 59 29 20 2 Protocol IGNORE
53. Select the underlined file and a download screens appears for the user to copy the file from the Enterprise Edge server to the user machine The configuration files that you can download include the web user interface configuration and the subsystem configuration Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Diagnostics and Utilities 153 Workfile webmenu cfg Revision 41 7 06 99 5 38p MSP MANAGEMENT SYSTEM MSP WEB USER INTERFACE CONFIGURATION Copyright c 1998 1999 All rights reserved Bay Architecture Lab Nortel Networks Inc 4401 Great America Parkway Santa Clara CA 95054 Templates XXXXXX Page Layout Begin XXXXX Page Layout Page 1 Section Page 1 DropDown Menu Page 1 Content Page 1 Window Content End XXXXX Page Layout Begin Configuration HSHHHHSHHHHSHHHHBHHHHHHHHHHHHHHHHHEHHBHEHH Menu Tree Layout Begin Menu Main Level Layout MainMenu layout menu Menu Header Management Code utils config subsys cfg 90 8 05 99 3 28p Salse ALL Provider MSPSYS DLL Get GetComponents Set SetModifiedTime no Set Method no Verify Method no Prepare Method no Apply Method Fields LastModified Components SYSTEM IP DNS DHCP QoS UserMgr VOIP QoSMon VoCoder VGtw MOS QMON MSC MscRes MscTel Router SN Components SYSTEM IP DNS DHCP QoS UserMgr VOIP QoSMon VoCoder VGtw MOS OMON MSC MscRcs MscTel Router SNMH Resources LAN VAN MSC MscRes M
54. TERPRISES NETWORKS Group j Configu er R t Loge View Help Comprehensive Local Gateway 9 WP Enterprise Edge 1st Preferred Codecs G 729 System Resources 2nd Preferred Codecs G 723 6 3kbit s 9 Services DHCP 3rd Preferred Codecs G 723 5 3kbit s DNS Routing 4th Preferred Codecs G 711 uLaw 5th Preferred Codecs G 711 aLaw Echo Cancellation Disabled Nonlinear Processing Enabled w Silence Compression Enabled Fallback to Circuit Switched Enabled Voice Jitter Buffer 35 Fax Jitter Buffer 55 CENTRE Management The VoIP Local Gateway settings are Setting Definition Preferred Codecs Lets users specify the local VoIP gateway used to convert voice to data packets and vice versa These parameters are always negotiated during call setup with the other VoIP gateway involved in the call Codecs are negotiated in the order of preference specified here Refer to the VoIP Gateway User Guide for a discussion on these values Echo Lets users enable or disable the Echo Cancellation feature in the VoIP calls Cancellation Non Linear Lets users enable or disable non linear processing Processing Silence Lets users enable or disable silence compression Compression Fallback to Lets users enable or disable fallback to the circuit switched network PSTN Circuit Switched P0910464 Issue 01 Enterpri
55. WAN resources to configure 2 Click the WAN navigation key to expand the navigation tree Clicking the WAN navigation key expands the navigation tree but doesn t display the summary of configurable WAN resources 3 On the navigation tree click WAN1 or WAN2 Clicking the WANI or WAN2 navigation key causes the key to disappear You must click WANI or WAN2 The screen displays the WAN Summary WAN Line Parameters WAN Frame Relay Parameters WAN PPP Parameters and PVC Congestion Control settings Note The WAN Frame Relay Parameters do not appear unless frame relay is chosen as your link protocol in the WAN Summary To display the WAN frame relay parameters from the Link Protocol list box select Frame Relay Press the Tab key to update the screen A configurable WAN Frame Relay Parameters dialog does not appear unless the current link protocol is PPP 4 Scroll to view any settings that are not displayed 5 Configure the WAN Summary WAN Line Parameters WAN Frame Relay Parameters and WAN PPP Parameters screen from Unified Manager Configure the PVC congestion control screen using the menu Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 57 If your current link protocol is Frame Relay you may have to configure WAN Frame Relay parameters and PVC Congestion Control entries If your current link protocol is PPP you may have to configure WAN PPP Parameters If the WAN port you are co
56. When the component is enabled the component can assume any of its operational statuses Disabled the component is disabled from operation None of the component s operational statuses are valid in this state Paused the component is enabled and is running but is currently not accepting additional service requests The two operational statuses that can be assumed by a component are Up the component is up and running normally Down the component is down due to some reason normal or abnormal internal or external The Status column supports the combined list of these statuses Up This value is read only It indicates that the component is enabled and is operating normally For a component like a network interface this means the interface is enabled and connected to a valid link For a service like DHCP it means that the service is enabled and is running normally When the current status is Up setting it to Enabled or Continue where available is a no operation Setting it to Disabled disables the service by shutting it down and then disabling it Where available setting it to Paused pauses the service Down This value is read only This value indicates that the user has enabled the component and the component is unable to operate in an Up state because of normal or abnormal internal or external errors For example if a network interface is not in an Up state because of no connection to an actual physical l
57. a hardware entity characterized by its use as a communications component within a networking infrastructure NIC A network interface card NIC is a computer circuit board or card that is installed in a computer so that it can be connected to a network Personal computers and workstations on local area networks LANs typically contain a network interface card specifically designed for the LAN transmission technology such as Ethernet or Token Ring Network interface cards provide a dedicated full time connection to a network Out of Band Out of band is a method of device access circumventing the network interface components within the device router A router is a device that forwards traffic between networks based on network layer information and routing tables A router decides which path network traffic follows using routing protocols to gain information about the network and algorithms to choose the best route based on a routing matrix Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Glossary 173 PAP The Password Authentication Protocol PAP is a procedure used by PPP servers to validate a connection request PAP works as follows 1 After the link is established the requestor sends a password and an id to the server 2 The server either validates the request and sends back an acknowledgement terminates the connection or offers the requestor another chance Passwords are sen
58. a is formatted in a chart or table format To generate statistics 1 Select the appropriate item in the navigation tree 2 Select Performance from the menu and select the appropriate command to display statistical information z 3 The chart or table appears Statistical Chart N Wan Graph Statistic Chart Wan Graph Statistic Chart 15 42 40 15 43 00 15 43 20 15 43 40 15 44 00 Select a counter type Select a poolling interval Sec eve Received Paused Reset s Count Average Peak Total Time Date Ju Hades ee ue i Eu SS 0 b Jo g 1546 33 8 9 1999 j Unsigned Java Applet Window Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Diagnostics and Utilities 155 The following is the same information in table format Statistical Table N Wan Table Statistic Table Wan Table Statistic Table Select a poolling interval Sec 2 Os 010 30 60 ounter Type Value Average Peak Total Count Time Date n9 08 09 1999 08094999 0809999 08 09 1999 08 09 1999 Iri Unsigned Java Applet Window Sample Rate You can set the sample rate by selecting the buttons on the statistical display The polling intervals include 2 5 10 30 and 60 seconds P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 156 Diagnostics and Utilities Error Messages Messages appear if there is a system or processing error The messages include two parts
59. able telephony resources to configure The Telephony Resources screen appears 9 amp Enterprise Edge System E 9 Resources LAN WAN gt Msc ee Services Management 2 Click the Resources navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 74 Configuring Resources Settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 6 Configuring Services Settings includes e DHCP Settings e DNS Settings Web Caching Proxy e Routing settings To access the services settings 1 On the menu click Group and then click Services Or click Group and then click Comprehensive 2 Onthe navigation tree click the Enterprise Edge key and then click the Services key The available Enterprise Edge services appear 3 Click the Services navigation key to expand the navigation tree NORTEL ENTERPRISES NETWORKS Group Edit Configuration Performance Fault Report Tools Logoff View Help Comprehensive Services Add Delete Det An 9 GP Enterprise Edge 4 DHCP Disabled 4 Enterprise Edge DHCP S System 6 Q Resources a DNS Enterprise Edge DNS Ser 9 SERIE E Routing 4 Enterprise Edge Multi Prot SNMP Enterprise Edge SNMP Ag j QoS Enabled Enterprise Edge QoS Pro i VolP Gateway N A Enterprise Edge VolP Gate QoS Monitor Up 08 Voice Net Qual
60. address must be entered DHCP lets a network administrator supervise and distribute IP addresses from a central point and automatically sends a new IP address if a computer connects to a different place in the network You can set up Enterprise Edge to be your LAN s DHCP server and let it assign IP addresses to the workstations on your LAN as they need them This is the recommended configuration P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 26 Using Enterprise Edge Services If you set up the Enterprise Edge server as a DHCP server you must let all of your workstations know that they will have their new IP addresses assigned by Enterprise Edge To do this you may need to change the configuration of each workstation individually If you already have a DHCP server you must let it know that the Enterprise Edge server is their gateway and DNS proxy for the workstations Your Enterprise Edge server can function as a DHCP server You can use this feature if you do not want to administer static IP addresses for every workstation on your network You can configure Enterprise Edge to assign IP addresses dynamically Automatic Configuration using a DHCP server To configure the DHCP server you need to create a particular range or scope for each LAN interface in Enterprise Edge and allocate a block of IP addresses for that scope The Enterprise Edge Auto Configure system automatically creates a scope using parameters inherit
61. age Lets users select the language from English French The default language is English Report Filter Lets users select the report filter type from Outgoing Report only outgoing calls Incoming calls are not reported Account Code Reports only calls with account code stamped Prefix Report only calls with digits matched that long distance code in the prefix table All Reports all calls The default report filter is All Feature Code F9 Lets users specify the Feature Code F9 setting 3 From the Format list box select the format 4 From the Report Type list box select the report type 5 Click the Language list box select the language 6 From the Report Filter list box select the report filter 7 From the Feature Code F9 box select the feature code 8 Press the Tab key to save the settings To configure commit and clip files 1 Onthe menu click Configuration and then click Commit P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 132 Configuring Services Settings Voice Record report options To set Voice Record report options 1 On the navigation tree click Report Options Clicking the Report Options navigation key causes the key to disappear You must click Report Options The Report Options screen appears NORTEL CRT ORKS ENTERPRISE Group Configuration View Help Comprehensive Report Options 9 GJ Enterprise Edge System Resource
62. ages that must be received before marking a link as operational Permitted values are between 0 and MAXINT The default setting is 3 Monitored Events Lets users set the number of events sampled for making decisions about the error threshold Set the number higher than the values set in the error threshold Permitted values are a number between 0 and MAXINT The default setting is 4 DS Code Lets users set the differentiated services code DSCode recognized by the frame relay driver for prioritization This value is used as a mask value When an IP packet is sent down the frame relay driver checks if the packet s DSCode field known as TOS byte in earlier documents has any of the bits specified in this field set a bitwise AND operation is performed between this field s value and the DSCode field of the IP packet and the result is checked for 0 If any of the bits is set result is non zero the frame relay network is signaled to handle this packet with priority by clearing the D E discard eligibility bit in the frame relay packet header If none of the bits specified in this field are set in the IP packet header D E bit is set in the frame relay packet header marking the packet as a likely candidate for packet drop in case of congestion in the frame relay network This field s value carries the same semantics as the differentiated services codepoint discussed in RFC2474 The least significant two bits are ignored Co
63. algorithm Software performs the compression and it can be enabled or disabled by using Unified Manager PPP Point to Point Protocol PPP is a protocol for communication between two computers using a serial interface typically a personal computer connected by phone line to a server For example your Internet server provider may provide you with a PPP connection so that the provider s server can respond to your requests pass them on to the Internet and forward your requested Internet responses back to you PPP uses the Internet protocol IP PPP is sometimes considered a member of the TCP IP suite of protocols Relative to the Open Systems Interconnection OSI reference model PPP provides layer 2 data link layer service Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 39 PPP is a full duplex protocol that can be used on various physical media including twisted pair or fiber optic lines or satellite transmission It uses a variation of High Speed Data Link Control HDLC for packet encapsulation PPP can process synchronous as well as asynchronous communication PPP can share a line with other users and it has error detection PPP on the primary WAN link uses synchronous point to point communication Because the physical media is point to point authentication attributes are not supported in this mode Enterprise Edge supports PPP Compression Control Protocol CCP RFC 1962 wit
64. ame resolution 2 indicates a p node that uses point to point mechanism involving a WINS Server for NetBIOS name resolution 4 indicates a m node that first uses broadcast and then point to point mechanism for NetBIOS name resolution Description Shows a description of the Enterprise Edge server Version Shows the version number of the Enterprise Edge server Status Lets users enable or disable the DHCP server When disabled clients need to be assigned static IP addresses 3 In the Domain Name box type the appropriate domain name This is set in Enterprise Edge configuration Use caution if you change it 4 In the WINS Node Type box type the appropriate WINS Node Type This is set in Enterprise Edge configuration Use caution if you change it 5 From the Status list box select either enable or disable 6 Press the Tab key to save the settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 78 Configuring Services Settings DHCP LAN l Click the DHCP navigation key to expand the navigation tree 2 Onthe Navigation tree click LANI Clicking the LANI navigation key causes the key to disappear You must choose LANI to display the configurable DHCP LANI services If your Enterprise Edge system has multiple LAN interfaces if is possible that you see multiple DHCP Scopes under DHCP They are be named LANI LAN2 This section describes configuring DHCP scope for LANI Foll
65. and performs the packet classification marking and prioritization e In a non DiffServ or legacy network it manages the WAN link to make sure premium voice and optional video packets get high priority when crossing the slow WAN link in both directions Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 31 DiffServ Networks For DiffServ networks Enterprise Edge e Intercepts all H 323 traffic Identifies call setup packet e Performs admission control based on the WAN link usage Marks the packets as premium once admitted Enterprise Edge implements the DiffServ queuing model that includes a premium queue and eight best effort queues The premium queue has a stricter high priority than the best effort queues The eight best effort queues are scheduled by a weighted fair queuing WFQ algorithm Since best effort traffic is not shaped and does not go through the admission control process the WFQ is needed to avoid starvation of low priority packets Currently H 323 traffic is allowed to get into the premium queue Users can allow other traffic to be premium by setting up priority filters on the web based GUI using the following filter criteria e Source IP address with mask e Destination IP address with mask P protocol ID e g TCP UDP or ICMP e Source port range Destination port range Incoming TOS field Note There is no traffic shaping mechanism implemented i
66. ansmission Control Protocol is the major transport protocol in the Internet suite of protocols providing reliable connection oriented full duplex streams TCP IP The Transmission Control Protocol Internet Protocol TCP IP is a set of networking protocols designed to link computers from multiple vendors Telnet Telnet is a service that provides terminal emulation capabilities for logging into the Enterprise Edge unit from a remote location Token Ring A token ring is a network topology and data signaling scheme where a special data packet called a token is passed from one station to another along an electrical ring A transmitting station takes possession of the token transmits the data then frees the token after the data has made a complete circuit of the electrical ring TOS The type of service TOS field is located in the IP packet header and is used in DifServ processing P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 176 Glossary UDP The User Datagram Protocol UDP is a protocol that offers a limited amount of service when messages are exchanged between computers in a network that uses IP UDP is an alternative to the Transmission Control Protocol TCP and together with IP is sometimes referred to as UDP IP Like the Transmission Control Protocol UDP uses IP to actually transfer a data unit called a datagram from one computer to another Unlike TCP however UDP does not provi
67. aracters in length cannot contain special characters like etc Date Lets users set the current date for the Enterprise Edge system Because the value for the date changes save the changes as soon as the new date is entered Time Lets users set the current time for the Enterprise Edge system Because the value for the time keeps changing save the changes as soon as the new time is entered Use the 24 hour format to set the date The seconds field is optional 2 Onthe navigation tree click Identification to view the available system settings to configure The System Identification dialog box appears P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 50 Configuring Unified Manager Settings Note Clicking the Identification navigation key causes the key to disappear You must click Identification to display the configurable system settings NORTEL ENTERPRISES NETWORKS Group dit onfiguration erformance aul leport Tool Logoff View Help Comprehensive Identification Add Delete Del All EE_BETAIA 9 G Enterprise Edge i System Name 9 System A Identification Resources E Date 03 05 1999 Services Management Time 13 40 34 3 In the System Name box type the system name 4 In the Date box type the current date 5 In the Time box type the current time 6 Press the Tab key to save the changes 7 Clicking the
68. arantee Quality of Service QoS Better service is possible with private networks managed by an enterprise or by an Internet telephony service provider ITSP When using VoIP a business positions Enterprise Edge as a gateway The gateway receives packetized voice transmissions from users within the company and then routes them to other parts of its intranet local area or wide area network or sends them over the public switched telephone network P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 8 Introducing Enterprise Edge System Software Enterprise Edge provides services to end users in a small office environment The following services are managed through Enterprise Edge Unified Manager a web based user interface P Services e VoIP Service Telephony Functions PBX Call Processing Voice Mail Call Center Solution with Auto Attendant Management Server Module e QoS Module Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Using Enterprise Edge Unified Manager 2 This chapter introduces the major elements on the Enterprise Edge Unified Manager graphical user interface including navigation and menu descriptions Unified Manager lets you view and change configuration settings for e IP Services e VoIP Service e Telephony Functions Management Server Module e QoS Module Understanding Unified Manager The Unified Manager main view shows the Unified Manager view including
69. at least the bandwidth necessary to carry as many phone calls as specified in Number of Phone Ports field below Otherwise the QoS provider sees the inconsistent configuration and disables itself when system boots next time resulting in broken connectivity Any additional bandwidth that is more than what is required to carry the phone calls is available for other H 323 sessions like NetMeeting sessions from PCs connected to Enterprise Edge box or other data traffic classified as premium through QoS Filters This additional bandwidth reserved for premium traffic is always available for other data traffic if there is no additional H 323 traffic or other premium traffic A network administrator can reserve more WAN bandwidth than that required to carry phone calls and then prevent PC users from using it for NetMeeting sessions by setting filters that drop H 323 traffic at LAN interfaces Video Class Lets users specify the type of priority treatment for video traffic in H223 sessions The following choices are available Premium Video traffic is treated as premium traffic that consumes portions of bandwidth reserved for premium traffic Premium Bandwidth field Best Effort Video traffic is treated as best effort IP traffic that are prioritized among other best effort traffic passing through the WAN link Premium DS Code Lets users specify the TOS field in the IP header for premium packets This value is used in conjunction with
70. ation tree but doesn t display the summary of configurable QoS services You must click QoS The QoS Summary screen appears NORTEL NETWORKS Group Edit Configuration Performance Comprehensive Add Delete Del All Sina G Enterprise Edge System Resources 9 Services Q Voice Mail Management Version Status Premium Bandwidth Video Class Premium DS Code 0x00 0xFF Number of Phone Ports Fault Report Tools Description Enterprise Edge QoS Provider FE Enabled ccc Best Effort v 0x40 F ENTERPRIS EN CN VE BE Enterprise Edge Networking O perations Guide P0910464 Issue 01 Configuring Services Settings 109 The QoS Services Summary settings are Setting Definition Description Shows the description of the QoS provider Version Shows the driver version of the QoS provider Status Lets users enable or disable the QoS module Premium Bandwidth Lets users specify in percentages the WAN bandwidth reserved for premium traffics Choose a value for this field based on the link speed the codecs used by VoIP gateway the sample rate and the number of concurrent phone calls from internal VoIP gateway and other H 323 sessions like Microsoft NetMeeting traffic you intend to carry over the WAN link Refer to WAN overview on page 37 for more information on this topic Make sure you allocate
71. ave the prefix F followed by a unique number that identifies this filter For example F2 is a valid value While adding specify non recurring values for the unique number While adding if you specify an existing filter entry name it modifies the existing filter entry Using non sequential numbers results in automatic reassignment of sequential numbers While modifying a filter entry you can t change the name Source Address Lets users specify the source IP address in a valid dot format If you want to ignore the source address field in filter leave this field blank If you specify an address in this field you should also specify a subnet mask in the Source Mask field Source Mask Lets users specify the source mask of the IP address in a valid dot format If you specify a source address you must specify a source mask and vice versa Make sure that the mask and address match with each other i e bitwise and of mask and address is equal to the address If you want to specify a range of addresses use a subnet mask other than 255 255 255 255 For example address mask combination 10 10 10 32 255 255 255 252 represents addresses 10 10 10 32 10 10 10 35 Destination Address Lets users specify a destination IP address in a valid dot format See the instructions for Source Address Destination Mask Lets users specify a mask for the destination IP address in a valid dot format See the instructions for Source Mask
72. by reordering columns To change column order 1 Click the column that you want to move 2 Drag and drop the column to the appropriate location To change column width 1 Move the pointer over any edge until it changes to a double headed arrow 2 Pull the column edge to the appropriate location column heading ENTERPRISEN OS o View Help Comprehensive da Dee E EG Enterprise Edge Status Version Description H System WAN Interface T1 Upper Sy E Resources WAN Interface Lower Sync P H LAN 5 4 WAN B M Telephony H Service ja column edge Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Unified Manager 15 Generating statistics Enterprise Edge provides statistical information on Enterprise Edge server throughput and other performance related information The data is formatted in a Statistical chart or Statistical table format For additional performance information and instructions see Graphs and tables on page 154 Statistical chart N Wan Graph Statistic Chart Wan Graph Statistic Chart 15 42 40 16 43 00 15 43 20 16 43 40 15 44 00 Select a counter type Select a poolling interval Sec Byte Received Paused RESH X Count Average Peak Total Time Date S o fo o lo 15 46 33 9999 i Unsigned Java Applet Window Statistical table N Wan Table Statistic Table Wan Table Statistic Table Select a poo
73. cription column gives a brief description of the interface for each configurable resource LAN You configure LAN resource settings from Unified Manager If your Enterprise Edge server has more than one LAN interface multiple items appear under LAN resources To configure other LAN interfaces follow the instructions given here for LAN1 Choose LAN from the navigation tree to view the available LAN resources to configure Note Clicking the LAN navigation key expands the navigation tree but doesn t display the summary of configurable LAN resources NORTEL ENTERPRISES NETWORKS View Help Comprehensive Resources i Name i Description 9 GP Enterprise Edge ant 10 100 Base T Ethemet NIC System 9 Resources LAN WAN ee Telephony Services Management 4 Click the LAN navigation key to expand the navigation tree Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 53 5 On the navigation tree click LANI Clicking the LANI navigation key causes the key to disappear You must click LANI The LAN Summary screen appears NORTEL ENTERPRIS ENS NETWORKS Group Performance J View Help Comprehensive LAN Summary Ent Edge Denise i IPAddress 134 17 297 24 9 Resources SubNet Mask 555 255 255 240 Phyical Address 55 A nC 50 3D 16 Description 15 100 Base T Ethemet NIC Version 4 Management
74. crypted authentication such as CHAP is used on this interface during PPP authentication protocol If AllowClearText is selected CHAP is used first and if the receiving end of the link declines PAP is used to authenticate the link user Two Way Authentication Lets users enable or disable link authentication in both directions User ID name password Lets users specify a user name and a password that the link uses to authenticate itself while dialing out to another router 1 Scroll to find the WAN Access Parameters 2 From the Authentication list box select the authentication type 3 From the Two Way Authentication list box select the two way authentication type 4 In the User ID name password box type the user ID separating the user name and password with a space 5 Press the Tab key to save the settings 6 Click the WAN navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 72 Configuring Resources Settings MSC 1 On the Navigation Tree click MSC to view the available MSC resources to configure The MSC Resources screen appears ll ipt ae Te 7 ee Enter Esge 9 G Resources LAN Telephony Services E Management Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 73 Telephony 1 On the Navigation Tree click Telephony to view the avail
75. d in dotted format should be in the range 0 255 not including the boundary values Fix the value If your IP Address range contains more than 255 addresses in it and you need to exclude a range that ends with 255 or starts with 0 use the next upper or lower value to avoid specifying this value 5 5 40 This is an invalid data value There are missing values in the new excluded address range Reason Data for each excluded address entry should include two values one for the start and the other for end This error happens if one of them is missing Enter the missing value and click Save again 5 5 41 This is an invalid data value The new excluded address range is not completely within an IP Address range Reason Excluded Address ranges should be completely contained within a single IP Address range specified for the scope If a DHCP scope contains more than one IP Address range then the excluded address ranges specified if any may not span outside a single IP Address range in any way This includes overhanging outside of a single IP Address Range or spanning over multiple IP Address Range Fix the over hanging problem If required specify multiple excluded address range Note As a guideline use only one IP Address range and specify multiple excluded ranges to exclude disjoint parts of it 5 5 45 This is an invalid data value The new range overlaps with an existing range Reason T
76. d management client and web cache services e Ifusers need to run their web sites they need to run the HTTP Server on another system and make its IP address known to Enterprise Edge To set the web server as the web cache proxy refer to Web cache on page 126 Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 29 Simple Network Management Protocol SN MP This section includes information on SNMP Overview Guideline for Using SNMP SNMP Overview Simple Network Management Protocol SNMP is the protocol that governs network management and the monitoring of network devices and their functions Guidelines for Using SNMP Consider the following guidelines when using SNMP You can set read only and read write community names You can set a list of permitted managers When set the agent responds to requests from SNMP managers from only those IP hosts An empty list of permitted managers implies that agent responds to requests from anyone You can set trap communities Each trap entry identifies the community name that must be used and the manager addresses You can enable or disable sending authentication traps You can enable or disable the SNMP agent At present SNMP supports only MIB II RFC 1213 MIBs P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 30 Using Enterprise Edge Services Quality of Service This section includes information on e QoS over
77. de the service of dividing a message into packets datagrams and reassembling it at the other end Specifically UDP doesn t provide sequencing of the packets that the data arrives in This means that the application program that uses UDP must be able to make sure that the entire message has arrived and is in the right order Network applications that want to save processing time because they have very small data units to exchange and therefore very little message reassembling to do may prefer UDP to TCP The Trivial File Transfer Protocol TFTP uses UDP instead of TCP VoIP Voice over IP VoIP is the capability to deliver voice using the Internet Protocol VoIP is a set of facilities for managing the delivery of voice information using the IP In general this means sending voice information in digital form in discrete packets rather than in the traditional circuit committed protocols of the public switched telephone network PSTN A major advantage of VoIP and Internet telephony is that it avoids the tolls charged by ordinary telephone service In addition to IP VoIP uses the real time protocol RTP to help ensure that packets get delivered in a timely way Using public networks it is difficult to guarantee Quality of Service QoS Using VoIP an enterprise positions a VoIP device at a gateway The gateway receives packetized voice transmissions from users within the company and then routes them to other parts of its intranet local
78. deo packets can get high priority This is completely transparent to the end H 323 terminals See Appendix B Setting Up Remote Routers on page 167 for additional information on setting UDP port ranges for remote routers Note If an administrator configures all routers in their corporate network with the same reserved port numbers both in and out admitted H 323 streams can get end to end high priority However routers connected to WAN links are more critical because they are typically the bottlenecks You can set up best effort traffic priorities through the web based Unified Manager by using the following filter criteria e Source IP address with mask e Destination IP address with mask P protocol ID e g TCP UDP or ICMP e Source port range Destination port range e Incoming TOS field There are a total of 8 priority classes for best effort traffic in Enterprise Edge By default all best effort traffic is sent to Class 5 queue 5 with Class 1 the highest and Class 8 the lowest in priority Admission Control Enterprise Edge allows users to set a certain percentage of the WAN bandwidth for premium traffic This traffic takes strict priority over best effort traffic In this version H 323 VoIP flows need to pass the admission control process to be treated as premium traffic For admission control Enterprise Edge uses the WAN Premium Bandwidth parameter Specifically for each H 323 flow QoS performs admission
79. dicates that the service is enabled and is given the command to pause When set it indicates the same pausing the service further Continue This value can only be set It can be set only when the service in a Paused state It resumes paused service System performance graphs and tables To access the system performance graphs and tables 1 On the menu click Performance and then click System CPU Usage Graph The System CPU Usage Graph appears System CPU Usage Graph Statistic Chart System CPU Usage Graph Statistic Chart 0 25 12 38 40 12 38 00 12 39 20 12 39 40 12 40 00 12 40 20 12 40 40 12 41 00 Select a counter type Select a polling interval Sec Processor Time Paused Reset 5 Count Average Peak Total Time Date 4 2 B 591199408 13 43 11 9 7 1998 Warning Applet Window 2 Onthe menu click Performance and then click System CPU Usage Table The System CPU Usage Table appears Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Unified Manager Settings 47 System CPU Usage Table Statistic Table System CPU Usage Table Statistic Table Select a polling interval Sec 2 05 10 ounter Type alue Average eak ota OL jme Date Processor Time 3 09 07 1999 Warning Applet Window 3 Access the Memory Usage graph and Memory Usage table by following the steps for System CPU Usable Graphs and Tables For information
80. djusting views columns 13 edges 13 navigation tree 13 administration web based setting up 21 admission control guidelines 35 introduction 34 alarm manager settings overview 150 alarm service settings overview 144 API 171 application program interface 171 asynchronous 171 B baud 171 C cancel buttons 10 canceling changes 10 Challenge Handshake Authentication Protocol CHAP 171 changes canceling 10 storing 10 client 171 columns changing the order of 15 command buttons navigating with 9 configuration window element names 10 save and cancel buttons 10 scroll bars 10 status indicator 10 text fields 10 window identifier 10 configuration windows understanding 10 configuring Enterprise Edge dialog box window format 10 P0910464 Issue 01 edit in place format 10 with editin place 11 configuring management settings alarm manager overview 150 introduction 147 user manager overview 147 configuring resource settings introduction 53 LAN 54 MSC 74 telephony 75 W AN backup links access parameters 73 link parameters 71 overview 69 summary parameters 70 WAN primary links access parameters 60 frame relay parameters 63 line parameters 61 overview 58 performance graphs and tables 68 PPP parameters 67 configuring service settings alarm service overview 144 DHCP LAN 80 overview 78 DNS overview 86 introduction 77 N etLink manager overview 129 Qos filters 115 overview 110 performance graphs and tables 114 port range
81. e API is the specific method prescribed by a computer operating system or by another application program that a programmer uses when writing an application program The API is used to make requests of the operating system or another application An API can be contrasted with a graphical user interface or a command interface both of which are direct user interfaces as interfaces to an operating system or a program ARP The Address Resolution Protocol ARP is a protocol for mapping an IP address to a physical machine address that is recognized in the local network For example in IP Version 4 an address is 32 bits long In an Ethernet local area network however addresses for attached devices are 48 bits long The physical machine address is also known as a Media Access Control or MAC address A table usually called the ARP cache is used to maintain a correlation between each MAC address and its corresponding IP address ARP provides the protocol rules for making this correlation and providing address conversion in both directions asynchronous A method of transmission where the time intervals between characters are not required to be equal and signals are sourced from independent clocks with different frequencies and phase relationships Start and stop bits may be added to coordinate character transfer baud The signaling rate of a line The baud rate is the number of voltage or frequency transitions per second CHAP The Cha
82. e Net Quality d lana Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Configuring Unified Manager Settings 49 Accessing System Save O ptions E mi NOR Flas cag Group Edit Configuration Performance Fault Report Tools Logoff Comprehensive Add Delete Det Al 9 G Enterprise Edge 9 System Identification Resources Services Management Up N Disabled N 5 Enterprise Edge M Telephony _ Services Name j Descrip DHCP Disabled Enterprise Edge D DNS 4 Enterprise Edge D Routing Enterprise Edge M SNMP q Enterprise Edge S i QoS Enable d Enterprise Edge Qd VoIP Gateway Enterprise Edge Vd j QoS Monitor 0 Voice Net Quality q B Weh Se System name date and time To change the system name date and time 1 Click the System navigation key to expand the navigation tree The System Settings dialog box appears Clicking the System navigation key expands the navigation tree but doesn t display the summary of configurable Identification resources The System Settings are Setting Definition Name Lets users specify the name for the Enterprise Edge system The Enterprise Edge system must have a unique name in the connected network LAN or WAN so that no two Enterprise Edge servers that can reach each other through IP network do not have the same name The name must be less than 15 ch
83. e _ i Summary Add Delete Del All i EIU Descipton En Edge NM Ag Resources Q9 Services 4 Version 15 DHCP 9 DNS Status Up Routing i Authentication Failure Traps Enabled Community List Voice Mail ETES Management E Manager List Mit Manaaer IP Address i Trap Community List P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 102 Configuring Services Settings The SNMP settings are Setting Definition Description Shows the description of the SNMP agent Version Shows the version of the SNMP agent Status Lets users enable or disable the SNMP agent Authentication Lets users enable or disable authentication failure traps Failure Traps When enabled the SNMP agent sends authentication failure traps if there is an authentication failure Authentication failure happens if an SNMP manager application provides a wrong community string or performs an operation that is not permitted for a community 3 From the Status list box select enable or disable 4 From the Authentication Failure Traps list box select enable or disable 5 Press the Tab key to save the changes Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 103 SNMP Community List Manager List and Trap Community List The SNMP community list manager list and trap c
84. e and identifies an individual input filter on the specified interface Its value must follow certain conventions It must have the prefix IF followed by a unique number that identifies the input filter on the interface For example IF2 is a valid value While adding specify non recurring values for the unique number While adding if you specify an existing filter name it modifies the existing filter Using non sequential numbers results in automatic reassignment of sequential numbers While modifying a filter you can t change the name The filter name does not have any significance other than to identify an entry Output filter Specifies the filter name and uniquely identifies an individual output filter on the specified interface Its value must follow certain conventions It must have the prefix OF followed by a unique number that identifies the input filter on the interface For example OF2 is a valid value While adding specify non recurring values for the unique number While adding if you specify an existing filter name it modifies the existing filter Using non sequential numbers results in automatic reassignment of sequential numbers While modifying a filter you can t change the name The filter name does not have any significance other than to identify an entry Source address Lets users specify the source IP address in a valid dot format If you don t want to match the source address field in your filter leave th
85. e filtered This field applies only if protocol value is TCP or UDP ICMP Type the ICMP type field of the packet to be filtered This field applies only if protocol value is ICMP ICMP Code the ICMP type field of the packet to be filtered This field applies only if protocol value is ICMP Note When you set filters you must forward packets going to the RPC port port 135 TCP or UDP for correct Unified Manager operation LAN to LAN Fast Path Routing Enterprise Edge provides an optional second 10 100 LAN interface If the second LAN interface is used Enterprise Edge uses optimized software for high performance routing This includes an innovative design that speeds up the performance for LAN to LAN routing by over three times the rate that is normally achieved using traditional software architecture Dynamic Host Configuration Protocol DHCP DHCP Dynamic Host Configuration Protocol is a protocol that lets network administrators manage and automate the assignment of Internet Protocol IP addresses in an organization s network Using the Internet s set of protocols TCP IP each machine that can connect to the Internet needs a unique IP address If an organization sets up its computer users with a connection to the Internet an IP address must be assigned to each machine Without DHCP the IP address must be entered manually at each computer If computers move to another location in another part of the network a new IP
86. e up to several minutes to initialize Enterprise Edge log on screen NORTEL NETWORKS ENTERPRISEMESE Unified Manager Login supervisor Password tm EA za L oa ESS pg Configure Upload Download 1999 Nortel Networks Inc Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Using Enterprise Edge Services 21 The log on screen includes these boxes Field Definition Login The user name The name can contain up to 50 case sensitive alphanumeric characters The default log in name is supervisor Password The Enterprise Edge password The password name can contain up to 12 case sensitive alphanumeric characters The default password is super Configure lets you access Enterprise Edge configuration Upload lets you upload and apply Enterprise Edge settings and system settings Download lets you download and save Enterprise Edge settings and system settings Logging off Enterprise Edge To log off Enterprise Edge 1 Click the MSP icon on the left frame 2 Onthe menu click Logoff and then click Logoff A message appears that asks you to confirm your request to log off 3 Click the Yes button to log off Powering down the Enterprise Edge server To power down the Enterprise Edge server 1 From the menu of the console quit Enterprise Edge 2 Remove the power connection Rebooting the Enterprise Edge server To reboot the Enterprise Edge server 1 Cl
87. ections Established Connections Passive Connections Reset Segments Received Segments Retransmitted Segments Sent Segments QoS Session Counters Diagnostics and Utilities 163 udpNoPorts udpInErrors udpInDatagrams udpOutDatagrams no equivalent udpInDatagrams udpOutDataGrams tcpAttemptFails tcpActiveOpens tcpCurrEstab tcpPassiveOpens tcpEstabResets tcpInSegs tcpRetransSegs tcpOutSegs no equivalent tcpInSegs tcpOutSegs Note These are proprietory counters implemented by QoS Provider Module l Not Served Priority Sessions The number of premium priority sessions declined by the QoS module probably due to bandwidth restrictions Requested Priority Sessions Total number of premium priority sessions requested Served Priority Sessions Number of premium priority sessions admitted QoS Best Effort Traffic Counters Note This is a proprietory counter 1 Total Best Effort Octets Total number octets carried in best effort level 2 Total Best Effort Packets Total number of packets carried in best effort level P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 164 Diagnostics and Utilities QoS Dropped Packets Counter Note Proprietory counter in QoS 1 Total Dropped Octets Total number of octets dropped probably due to insufficient buffer 2 Total Dropped Packets Total number of dropped packets QoS Graph Counters Total Octets Total numbe
88. ed by a unique number identifying the range in the table For example E2 is a valid name While adding specify non recurring values for the unique number While adding if you specify an existing excluded range name it modifies the existing range Using non sequential numbers results in automatic reassignment of sequential numbers When you modify an excluded range you can t change the range name The excluded range name does not have any significance other than uniquely identifying an entry In the Start Address box type the start address In on the End Address box type the end address Scroll to see any fields that are not displayed Note Make sure the start address and end address are in the same subnet and an excluded address range is completely contained in an IP address range specified for the subnet Click the Save button to return to Unified Manager Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 83 To delete excluded address ranges 1 2 Click an excluded address in the Excluded Address Range table On the menu click Configuration and then click Delete Excluded Address Ranges A message appears that asks you to confirm the deletion Click the Yes button to confirm the deletion and return to Unified Manager Click the DHCP navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 84 Configuring Servic
89. ed from the LAN interface Guidelines for Using DHCP Since many default DHCP parameters are inherited from LAN interface parameters configure LAN interfaces before configuring DHCP If you are modifying the DHCP configuration on Enterprise Edge follow the same guidelines of your organization In particular you can perform one or more of the tasks listed below to ensure proper operation of the networked system 1 Ifachange in the DHCP configuration resulted in the change of Router and Subnet mask options in a scope users must do one of the following to ensure basic operation e Execute ipconfig release and ipconfig renew on each of the workstations For Windows 95 and Windows 98 use its equivalent winipcfg e For clients that do not support ipconfig and winipcfg reboot is required to renew their IP addresses 2 If change in DNS server or DNS name options happens users need to repeat the tasks in step 1 to ensure proper connectivity with the organization 3 Always schedule a down time associated with these changes 4 Nortel Networks recommends that you reboot Enterprise Edge to initialize changes Using Enterprise Edge you can define a DHCP scope for each LAN interface DHCP server parameters are divided into two categories global and scope specific Global parameters apply to all scopes Specific parameters apply to a specific scope Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Usin
90. elect a polling interval Sec Byte Received gt zen i Count Average Peak Total Time Date o o 112 g gnsss Waming Applet Window 2 Onthe menu click Performance and then click WAN Table The WAN Table Statistic Table appears WAN Table Statistic Table WAN Table Statistic Table Select a polling interval Sec 2 O5 010 30 60 Received 0 loo jeer ponens 09 03 27 09 08 1988 ESTEE For information on using the WAN statistic chart and the WAN statistic table refer to Graphs and tables on page 154 Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 67 WAN Backup Links WAN3 and WAN4 are dial up interfaces that are configured according to the V 90 modem in the Enterprise Edge server You must click WANG to see its description Dial up WAN Links always use PPP as link layer protocol They must be connected to PPP capable RAS Servers that can run RIP or can accept static routes for proper operation 1 On the navigation tree click WAN3 Clicking the WANG navigation key causes the key to disappear You must choose WAN3 The WAN Summary WAN Link Parameters and WAN Access Parameters screen appears 2 Scroll to see any settings that are not displayed 1 From the IP Address list box select the appropriate IP address assignment or type a new value 2 From the Status list box enable or disable the connect
91. emium Bandwidth box type the appropriate premium bandwidth 6 From the Video Class list box select the video class 7 In the Premium DS Code box type the premium DS code 8 In the Number of Phone Ports box type the number of phone ports 9 Press the Tab key to save the settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 112 Configuring Services Settings QoS performance graphs and tables To access QoS performance graphs and tables 1 On the menu click Performance and then click QoS Session Graph The QoS Performance Graph appears QoS Session Graph Statistic Chart QoS Session Graph Statistic Chart 0 0 md 14 15 10 14 15 30 14 15 50 14 16 10 14 16 30 14 16 50 141710 Select a counter type Select a polling interval Sec Not Served Priority Sessions Paused BEE Count Average Peak Total Time Date 19 lo o 0 m1819 9 7 1998 I Warning Applet Window For information on using performance tables and graphs refer to Graphs and tables on page 154 2 Onthe menu click Performance and then click QoS Session Table The QoS Performance Table appears QoS Session Table Statistic Table QoS Session Table Statistic Table Select a polling interval Sec 2 O5 010 030 O60 Warning Applet Window 3 Access the remaining QoS graphs and QoS tables by following the steps for QoS Session Graphs and Tables Enterprise Edge N etwor
92. en an origin and a destination on the Internet or on any other packet switched network When any file such as an e mail message HTML file GIF file or URL request is sent on the Internet the IP layer divides the file into packets of an efficient size for routing Each of these packets is numbered and includes the Internet address of the destination Enterprise Edge supports basic or stateless packet filtering for IP You can configure the filter to pass only the packets from the routes they list or to pass everything except the packets for the routes they list Each route in the list can be any combination of the following packet filtering features By default no packet filer is configured Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 25 Enterprise Edge supports the following packet filtering features for IP Packet Filter Feature Comments Source Address the source address field of the packet to be filtered Source Mask the source address mask of the packet to be filtered Destination Address the destination address field of the packet to be filtered Destination Mask the destination address mask of the packet to be filtered Protocol the protocol type of the packet to be filtered Source Port the source port of the packet to be filtered This field applies only if protocol value is TCP or UDP Destination Port the destination port of the packet to b
93. ence over those routes chosen by routing protocols such as RIP To add a static route see Static Route on page 94 Note Ensure that users do not add a static route for default route 0 0 0 0 with mask 0 0 0 0 Enterprise Edge s Net Link Manager automatically creates a default route and adjusts it according to link status unless router or Net Link Manager are running Routing Information Protocol RIP RIP is a widely used protocol for managing routing information in a self contained network such as a corporate intranet RIP is classified by the Internet Engineering Task Force IETF as one of several internal gateway protocols IGPs A RIP router sends full updates which list all the other hosts it knows about to its closest neighbor host every 30 seconds The neighbor host sends the information to its next neighbor until all the hosts in the network know the routing paths a state known as network convergence RIP uses a hop count to determine network distance Each host with a router in the network uses the routing table information to determine the next host for the packet until a specified destination is reached Enabling RIP on Network Interfaces To run RIP on one or more network interfaces go to the specific interface under router and enable RIP After you enable RIP for an interface you do not have to reboot the Enterprise Edge server for the changes to take effect Packet Filtering A packet is a unit of data routed betwe
94. enter P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 166 Appendix A Troubleshooting Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Appendix B Setting Up Remote Routers This appendix includes example information on setting up Nortel Networks BayRS router and how to set up a range of UDP as a high priority This chapter includes Creating an Outbound Traffic Filter Sample Criteria Ranges and Actions for UDP Filtering Creating an Outbound Traffic Filter To create an outbound traffic filter 1 In the Configuration Manager window click Circuits and then click Edits Circuits The Circuit List window appears Select a circuit Click the Edit button The Circuit Definition screen appears with the circuit you select highlighted Click Protocols click Edit Protocol Priority and then click Priority Outbound Filters The Priority Outbound Filters window appears Click Template The Filter Template Management window appears Click Create The Create Priority Outbound Template window appears Specify a descriptive name in the Filter Name field Click Criteria click Add click Datalink click IP and then click criterion The Add Range window appears If you choose the User Defined criterion the Add User Defined Field window appears first Type a minimum and maximum value to specify the range and click the OK button The Add Range window closes The new criterion and ranges
95. es Settings DNS To configure DNS services settings 1 On the navigation tree click DNS Clicking the DNS navigation key causes the key to disappear You must click DNS to view the available configurable DNS services The DNS Summary screen appears NORTEL ENTERPRISES NETWORKS Group j man y Tool f View Help Comprehensive Summary Enterprise Edge A a Som g Description Enterprise Edge DNS Server in Cache Mode Resources 9 Services Version eo 1 DHCP DE Status Up Routing Domain Primary Server Forward Timeout n Management EET A ET EET EE RAA The DNS Summary settings are Setting Definition Description Lets users view the description of the server in cache mode Version Lets users view the version of the software interface Status Lets users enable or disable the DNS cache proxy in Enterprise Edge Domain Lets users specify the domain name that Enterprise Edge and its DHCP clients uses When modified contents of this setting are automatically copied to Domain Name global options O15 under DHCP Primary Server Lets users specify the primary server IP address in a valid dot format More than one address can be specified separated by a space DNS cache uses them in the specified order to resolve names Forward Timeout Lets users specify the time out in seconds used in resolving queries using the DNS servers that are s
96. es a characteristic key field as the first field that should follow certain conventions and a unique number within the class If that unique number is O or less this error happens Specify correct number for the key field name Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Diagnostics and Utilities 159 10 5 2 This is an invalid data value for requested data Reason This can happen happens when user enters values into a dialog box and clicks Save on it If any of the fields had some strict format specified for it say dotted format for an IP address and if you entered a wrong value it would beep when you tab out of the field If you ignored that beep the GUI would reject the field and when you clicked Save it didn t send the field to the Enterprise Edge system there by causing this problem Follow the rules precisely and pay particular attention to beeps If your IP Address has only 1 digit prefix them with Os in order to make them 3 digit in each segments of the dotted notation If the screen has a scroll bar scroll and enter all the necessary values 11 5 2 This is an invalid data value for password Reason The user was changing a user profile and the password entered in password and confirm password fields do not match Match the passwords 11 19 9 Failed to Delete Required at least one user with read write privilege Reason You a
97. ets users enable or disable the Cisco compatibility mode To set the WAN PPP parameters 1 Scroll to the WAN PPP Parameters screen The WAN PPP Parameters screen appears NORTEL NETWORKS ENTERPRISE eS Group Edit Configuration Performance Fault Report Tools Logoff View Help Comprehensive Add Detete Det An 9 GJ Enterprise Edge System WAN Line Parameters 9 Resources RUN ChannelRate 64K 7 e WANA Clock Source Internal ow WAN Msc Frame Type SF D4 v Telephony e Services Line Coding B8ZS 4 Management Line Polarity Normal Y Line Buildout dB v Pulse Density Disabled v Channel List 10 111520 rWAN PPP Parameters Keep Alive Interval I Cisco s encapsulation mode Disabled 2 In the Keep Alive Interval box type the keep alive interval in seconds 3 From the Cisco s Encapsulation Mode list box to enable or disable the Cisco compatibility mode P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 66 Configuring Resources Settings WAN Primary Link performance graphs and tables To access the WAN Primary Link performance graphs and tables 1 On the menu click Performance and then click WAN Graph The WAN Graph Statistic Chart appears WAN Graph Statistic Chart WAN Graph Statistic Chart 0 0 aE 0 07 58 10 07 58 30 07 58 50 07 59 10 07 59 30 07 59 50 Select a counter type S
98. etworking O perations G uide 4 Contents Chapter 4 Chapter 5 Simple Network Management Protocol SNMP 29 SNMP Overview 29 Guidelines for Using SNMP 29 Quality of Service 30 QoS overview 30 DiffServ Networks 31 Legacy Network 31 Admission Control 32 Packet Marking for DiffServ Networks 33 Port Range Setting for Legacy Networks 35 Relationship between the QoS Module and the VoIP QoS Monitor 36 Enterprise Edge QoS Restrictions and Defaults 36 LAN Connections 37 WAN Connections 37 WAN overview 37 Permanent WAN Connections 38 Frame Relay 38 PPP 38 Backup Up WAN Connection 39 Backup WAN Links 40 Configuring Unified Manager Settings 41 Accessing system resources services and management settings on Unified Manager 42 Configuring system settings 42 System name 43 System performance graphs and tables 46 System Fault Alarm Banner 47 System name date and time 49 Configuring Resources Settings 51 LAN 52 WAN primary links 56 WAN Primary Link Summary Parameters 58 WAN Primary Link Line Parameters 59 WAN Primary Link Frame Relay Parameters 61 WAN Primary Link PPP parameters 65 WAN Primary Link performance graphs and tables 66 WAN Backup Links 67 WAN Backup Link Summary Parameters 68 WAN Backup Link Parameters 69 WAN Backup Access Parameters 71 MSC 72 Telephony 73 Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Chapter 6 Chapter 7 Chapter 8 Contents 5 Configuring Services Settings 75 D
99. f tries the system attempts to make a link operational before marking it non operational A positive number must be used Dial Interval Lets users specify the interval in seconds between successive attempts to make a link operational Speaker Mode Lets users enable or disable the speaker during initial link establishment IP Header Compression Lets users enable or disable IP header compression To function the receiving end must utilize this feature to work Software Compression Lets users enable or disable data compression in the software instead of the modem For dial up connections Unified Manager uses Microstate Point to Point Compression algorithm MPPC Hardware Compression Lets users enable or disable data compression in the hardware instead of the software PPP LCP Extensions Lets users specify whether or not to enable or disable PPP LCP extensions that include Time Remaining Identification and Callback features The Callback feature is not supported even if LCP extension is enabled 1 Scroll to see the WAN Link Parameters settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 70 Configuring Resources Settings NORTEL ENTERPRISE NETWORKS Configuration Performance Fault Comprehensive Add Delete Del Al 9 6 Enterprise Edge HI WAN Link Parameters Telephone amp 555 555 5555 Altemate Telephone tt Q System 9 Resou
100. figuring Services Settings Voice Record report settings To configure the Voice Record report settings Onthe navigation tree click the Voice Record navigation key to expand the navigation tree 2 Onthe Report Parameters from the navigation tree Clicking the Report Parameters navigation key causes the key to disappear You must choose Report Parameters The Report Parameters screen appears NORTEL NETWORKS ENTERPRISES Group Configuration l View Help Comprehensive 9 G Enterprise Edge System Resources 9 Services DHCP e 9v il Management Report Parameters Format Norstar Y Report Type ye Language Report Filter Feature Code F3 The Voice Record report settings are Setting Definition Format Lets user specify the record format from SL 1 Norstar The default format is SL 1 Report Type Lets users select the report type from Standard Standard call information only CLID Standard call information with CLID records Real time Report real time call information for incoming calls only available only when Norstar format is selected All Report standard call information with CLID records and real time call information available only when Norstar format is selected The default report type is Standard Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 131 Langu
101. g Enterprise Edge Services 27 Domain Name Service DN S The domain name service DNS is the system within the Internet that maps names of objects usually host names into IP numbers or other resource record values The name space of the Internet is divided into domains The responsibility for managing names in each domain is usually delegated to systems in each domain Enterprise Edge functions as both a gateway to the Internet and as a DNS proxy e Gateway a system that links two different types of networks and enables them to communicate with each other Enterprise Edge is the gateway that links your company s network to the Intranet or Internet Depending on your configuration you can let your workstations know that Enterprise Edge is your Internet gateway Note If your PC is a DHCP client under Enterprise Edge you do not have to do this e DNS Proxy A Domain Name Service DNS proxy translates alphabetic domain names into computer readable IP addresses For example the domain name www nortelnetworks com for the Nortel Networks web site can translate to the IP address 192 177 5 18 After a domain name is translated into an IP address the workstations on your network can communicate with the web site Depending on the configuration of your system you can let your workstations know that Enterprise Edge is the DNS proxy When Enterprise Edge receives DNS requests from clients it first checks its local cache for name entries and
102. g a proprietary protocol These monitoring packets are delivered at UDP port 5000 The main objective of the QMON is to allow new VoIP calls to fall back to PSTN if the IP network is detected as bad The QoS module discussed here complements QMON While QMON passively monitors the IP network the QoS module actively improves the IP network by giving VoIP packets higher priority to travel so that the chance for QMON to detect bad is reduced Note For a VoIP call if a packet passes QMON but fails the QoS admission control it is delivered over IP but only as a best effort flow There is no fall back to PSTN if a packet has passes QMON checking QMON packets travel at the same priority as VoIP packets or at higher priority than normal IP packets If VoIP packets travel at a premium level but QMON packets travel at normal best effort level it is possible for QMON to report the IP network as bad and start to PSTN fall back but the actual delay and jitter for VoIP packets are still good since VoIP packets have a higher priority To avoid this add UDP port 5000 to the high priority queue in all routers Enterprise Edge Q oS Restrictions and Defaults Enterprise Edge QoS includes the following restrictions and defaults e By default the general bulk of traffic not defined by priority filters is routed to best effort Queue 5 with Queue 1 the highest priority and Queue 8 the lowest An administrator can define four classes of
103. guration and then click Delete Community A message appears that asks you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager To add a manager 1 Onthe menu click Configuration and then click Add Manager The Manager List dialog box appears Property Sheet Manager List Manager List MH Manager IP ddes Save Cancel Ready Waming Applet Window 2 In the Manager List box type the manager list 3 In the Manager IP Address box type the manager IP address 4 Click the Save button to return to Unified Manager P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 106 Configuring Services Settings To modify the manager list 1 In the Manager table click a manager 2 Onthe menu click Configuration and then click Modify Manager The Manager List dialog box appears 3 Click any box that requires modification and type the necessary changes 4 Click the Save button to return to Unified Manager To delete a manager 1 In the Manager table click the manager you want to delete 2 Onthe menu click Configuration and then click Delete Manager A message appears that asks you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager To add a trap community 1 On the menu click Configuration and then click Add Trap Community The Trap Community List dialog box appears Propert
104. guring Services Settings 77 The settings in the DHCP Global Options and DHCP Summary screen are Setting Definition Domain Name Lets users specify a domain name that is passed to the client when Enterprise Edge responds to a client s DHCP requests This setting is automatically set to Domain field in DNS Summary page This means that all the DHCP clients of an Enterprise Edge server are in the same DNS domain as the Enterprise Edge server This is also correct since Enterprise Edge runs only a DNS cache and does not introduce another DNS zone Change the Domain setting in the DNS Summary to make a change in this setting Occasionally you can change the value of Domain in DHCP If you do first make any changes to Domain in the DNS Summary to avoid overwriting your changes WINS Node Type Lets users specify a clients WINS node type Enterprise Edge automatically sets this value to 8 indicating H Node if the IP Address is changed on any of the LAN interfaces All DHCP clients of Enterprise Edge are set to h node type when they get their IP properties from Enterprise Edge This setting configures the DHCP client PCs to use p node name resolution before resorting to b node name resolution which is efficient when there is a WINS server configured for the network Enterprise Edge also includes a WINS server Other options available for this field are 1 indicates a b node that uses broadcast mechanism for NetBIOS n
105. h STAC compression algorithm This compression is done by software and can be enabled or disabled by using a parameter in PPP configurations Backup Up WAN Connection In Enterprise Edge the back up WAN connection is a V 90 modem that is used as a dial up WAN link The modem is provided through an RJ 11 connector The modem has the following features V 90 56 kbps ITU standard V 34 33 6 kbps ITU standard e V 42 MNP 2 4 error control e V 42 bis MNP 5 data compression e Compatible with ITU and Bell Standards from 56 kbps down to 1200 bps Note The modem is capable of receiving at up to 56 kbps and sending at up to 31 2 kbps Because of FCC regulations receiving speeds are limited to 53 kbps The actual speed can vary depending on factors such as current line noise P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 40 Using Enterprise Edge Services Backup WAN Links Enterprise Edge supports Microsoft Point to Point Compression MPPC RFC 2118 for traffic across dial up links The compression ratio of MPPC is approximately 4 5 to 1 For the remote backup Enterprise Edge supports the following authentication mechanisms e Password Authentication Protocol PAP e Challenge Handshake Authentication Protocol CHAP is a more secure procedure for connecting to a system than the PAP The system attempts CHAP before using PAP Software data compression on backup dial up link is an optional feature in
106. h rate of arrival to the Enterprise Edge server generates too may interrupts in the system that cause degraded quality in voice calls carried as VoIP 100 MB Half Speed is set to 100 MB s and mode to half duplex 100 MB Full Speed is set to 100 MB s and mode to full duplex Status Lets users view the current status of the LAN interface The possible states are Up the resource is operational Down the resource is not operational Consult your System Administrator for the appropriate configuration information before changing the settings To modify the configuration of the LANI settings 1 In the IP Address box type the IP address An example of how to format the information is shown at the right of the box 2 In the SubNet Mask box type the subnet mask 3 From the Connection Type list select the connection type 4 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 55 To view LAN performance 1 On the menu click Performance and then click LAN Graph The LAN Graph Statistic Chart appears LAN Graph Statistic Chart LAN Graph Statistic Chart 0 0 Boa 15 25 20 15 25 40 15 26 00 Wi H 15 26 40 15 27 00 Select a counter type Em a polling interval Sec Bute Received Paused M Count Average Peak Total Time Date 0 0 0 10 16 29 38 9 1 1999 Warning Applet Window 2 Onthe menu
107. he ping command to decide whether the primary WAN link is active or inactive These packets are not delayed by regular packets e UDP Port 5000 packets Enterprise Edge VoIP QoS Monitor uses port 5000 in a proprietary protocol to monitor the IP network delay and jitter Since Enterprise Edge assigns VoIP packets to the premium queue it also gives these monitor packets high traveling priority e Admitted RTP RTCP packets In Enterprise Edge there are two places a user can set up a TOS field in an IP header TOS for Premium Traffic this field sets TOS bits for premium packets for DiffServ networks If this field is ignored Enterprise Edge uses a default value of OxB8 TOS for Priority Filters this field sets TOS for those packets matching a specific priority filter Note You can specify packets matched to a filter to go Priority Queue 0 8 The Queue 0 is for premium packets and Queue 1 8 correspond to best effort priority classes 1 8 P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 34 Using Enterprise Edge Services If you specify Queue 0 and a TOS bits for a filter then this TOS takes precedence over the TOS set for premium traffic for all packets that match this filter The default TOS for all best effort packets is 0x00 and the default queue for best effort packets is Queue 5 WARNING Premium flows that are specified by priority are not admission controlled Unless you know
108. he Station List List elements are added and deleted through the Configuration menu items 2 Onthe menu click Configuration and then click Add Station to List The Station List dialog box appears Property Sheet Station List Save Cancel 6 eee To add a station Warning Applet Window 1 In the station box type the station information 2 Click the Save button to return to Unified Manager To delete a station 1 On the menu click Configuration and then click Remove Station from List A message appears that asks you to confirm the deletion 2 Click the Yes button to confirm the deletion and return to Unified Manager P0910464 Issue 01 Enterprise Edge N etworking O perations G uide Voice Service 140 Configuring Services Settings To configure Voice Service settings 1 On the navigation tree click Voice Service Clicking the Voice Service navigation key causes the key to disappear but doesn t display the configurable summary You must click Voice Service The Voice Service VoiceMail Stations and Logging screen appears N RTEL NETWORKS ENTERPRISES Group View Help Comprehensive VoiceMail 9 G Enterprise Edge System Resources 9 Q Services DHCP DNS Routing PER ice Provider Voice Senice Alarm Service Voice Mail Management VM Extension 553 Stations Rediscover on next restait No Y
109. he mapping between Enterprise Edge counters shown in statistics windows and standard MIB II variables where applicable This section includes e Counters shown at LAN and WAN interface levels e ICMP Counters e UDP Counters e QoS Session Counters e QoS Best Effort Traffic Counters e QoS Dropped Packets Counter e QoS Graph Counters e QoS Best Effort Queue Counters Counters Shown at LAN and WAN Interface Levels 1 Byte Received Byte Sent Byte Total Current Bandwidth 2 3 4 5 Output Queue Length 6 Packets Outbound Discarded 7 Packets Outbound Errors 8 Packets Received Discarded 9 Packets Received Errors 10 Packets Received Non Unicast 11 Packets Received Unicast 12 Packets Received Unknown 13 Packets Received 14 Packets Sent Non Unicast 15 Packets Sent Unicast 16 Packets Sent 17 Packets P0910464 Issue 01 if nOctets ifOutOctets no equivalent ifInOctets and ifOutOctets ifSpeed ifOutQLen ifOutDiscards ifOutErrors ifInDiscards ifInErrors ifinNUcastPkts ifInUcastPkts ifinUnknownProtos no equivalent ifOutNUcastPkts ifOutUcastPkts no equivalent no equivalent Enterprise Edge N etworking O perations G uide 162 Diag ICMP nostics and Utilities Counters Note Shown under Performance Menu under Resources l ON OQ tA A N Oo NO N N N N N NO Re ee me nm Y a Dn t A OS Ne O NO WN QN tA A WO NY KF O Ente
110. her networks connected through this interface This method is preferable if you want to keep the routing table small in the Enterprise Edge server RIP 1 accepts only RIP v1 packets RIP 1 Compatible accepts packets of both RIP v1 and RIP v2 RIP 2 accepts only RIP v2 packets Route Expiration Interval Lets users specify in seconds the time interval to mark an established router that has not updated its table eligible for removal Route Removal Interval Lets users specify in seconds the time interval between route expires and when it is removed from the routing table Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 89 Setting Definition Route Lets users specify in seconds the time interval between route Announcement announcements Interval Route Tag Lets users create a special tag that is included in routes announced over the interface This helps identify route packets while debugging routing problems using a network sniffer Poisoned Reverse Lets users enable poison reverse The choices are Actual the actual original RIP updates are performed over this interface AII the routes learned through this interface are also included as is in the RIP updates sent over this interface This leads to mutually deceiving route updates that require multiple routing updates that is termed counting to infinity in RIP terms Split in the ro
111. his error happens if the specified excluded range overlaps with another excluded address range or with an address that is already assigned to a DHCP Client computer Modify the new excluded address range so that it does not overlap with another or does not include assigned IP addresses You may also go to the client system that go the assigned address and release IP address before setting the excluded range P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 158 Diagnostics and Utilities 5 16 68 This is an invalid operation You can t delete the last IP Address range in the scope Reason The scope contains only one IP Address range and you are attempting to delete it You must have at least one IP Address range in the scope all the time You may modify the last entry however Don t delete the last DHCP range If you need to change it modify it If you don t want the DHCP scope to be operational change its status to Disabled If don t want any scope operational set the status of the DHCP Service to Disabled 8 4 2 This is an invalid configuration parameter There was an error in setting data Reason You tried to add a port range or filter and the key field didn t contain the characteristic prefix If you are adding a new port range make sure the PortRange R field is like Rxx where xx is a number If you are adding a new filter make sure that Filter F
112. ick Logoff and then click Reboot A message appears that asks you to confirm your request to reboot 2 Click the Yes button to reboot P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 22 Using Enterprise Edge Services IP Routing This section includes information on P Routing Overview Enterprise Edge IP routing specifics P addressing overview e Static routing e Routing Information Protocol RIP e Packet Filtering source address destination address P Protocol ID TCP Port UDP Port CMP Type ICMP Code LAN to WAN routing managing traffic using Interrupt Modulation LAN to LAN routing Fast Path Routing IP Routing Overview The Internet Protocol IP is the protocol used on the Internet to send data is sent from one computer to another Each computer on the Internet called a host has at least one address that identifies it from all other computers on the Internet When you send or receive data for example an e mail or a web page the message gets divided into units called packets Each of these packets contains both the sender s Internet address and the receiver s Internet address A packet is first sent to a router that understands reads the destination address and forwards the packet to an adjacent router that reads the destination address This routing process continues across the Internet until one router recognizes the packet as belonging to a comp
113. ified Manager You can access Unified Manager system resources services and management settings from e the menu or the navigation tree Configuring system settings 1 Click Group and then click Systems or Comprehensive 2 On the navigation tree click the Enterprise Edge key and then click the System key The screen displays the available Enterprise Edge item settings resources and configurable resource services 3 Configure item settings using Unified Manager and the resource services from the menu Scroll to see any settings that are not displayed NORTE ENT cr Edit Configuration Performance Fault Report Tools Logoff View Help Comprehensive E i m E Add Delete Del Aut Ent Edge FAR 98 SystemName EE Beta Format name Resources Senices Description Enterprise Edge S80827EE 18E Compiled Fri Aug 27 19 57 45 1999 Management Resources LANT Up 3 10 100 Base T Ethemet NIC a WANT N A t WAN Interface T1 Upper Sy 4 WAN2 WAN Interface Lower Sync P I Msc 5 Enterprise Edge Media Servic Telephony i Services S DHCP Disabled D Enterprise Edge DHCP Server DNS _ Up 14 0 Enterprise Edge DNS Server i Routing Enterprise Edge Multi Protocol SNMP Enterprise Edge SNMP Agent go XJ Enabled A Enterprise Edge QoS Provider VoIP Gateway Enterprise Edge VoIP Gateway QoS Monitor 5 Voice Net Quality of Se
114. ime database Resync Time Shows the resync time in seconds Alarm service re synchronizes with the event log at this interval A value of 0 disables resynchronization Traps Enabled Lets users enable or disable sending SNMP traps when a new event arrives to the event log Event Info Enabled Lets users enable or disable sending SNMP traps for the events of Information category Event Warning Enabled Lets users enable or disable sending SNMP traps for the events of Warning category Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Configuring ManagementSettings 149 Setting Definition Event Error Lets users enable or disable sending SNMP traps for the events of Error Enabled category ScrExclusion Lets users specify a comma separated list of event sources whose events are not List reported as SNMP traps Depending upon the network and user environment a component in Enterprise Edge may generate events of no significance to you at regular events Adding that event s source name here prevents it from generating SNMP traps 2 In the Resync Time box type the resync time 3 From the Traps Enabled list box select yes or no 4 From the EventsInfoEnabled list box select yes or no 5 From the EventWarningsEnabled list box select yes or no 6 From the EventErrorEnabled list box select yes or no 7 In the SrcExclusionL ist box type the information 8 Press
115. ime to 3 days creates a range of addresses for the scope If the IP Address of the LAN interface is in the lower half of the subnet the address range set for the scope includes all the address above the LAN interface address If the IP Address of the LAN interface is in the upper half of the subnet the address range set for the scope includes all the address below the LAN interface address By default the scope is enabled The DHCP LANI Scope Specific Options Address Range and Excluded Address Range settings are Setting Definition DNS Server Lets users specify the clients DNS server The value for this parameter is automatically assigned by Enterprise Edge s auto configuration system If the IP Address or subnet mask for the corresponding LAN interface is changed this value gets overwritten Use caution when changing this value WINS Server Lets users specify the client s WINS server The value for this parameter is automatically assigned by Enterprise Edge s auto configuration system If the IP Address or subnet mask for the corresponding LAN interface is changed this value gets overwritten Use caution when changing this value Default Gateway Lets users specify the client s default next hop router The value for this parameter is automatically assigned by Enterprise Edge s auto configuration system If the IP Address or subnet mask for the corresponding LAN interface is changed this value gets over
116. ing lets users enter the long distance call prefixes in conjunction with the report filter option To set the Voice Record PreFix 1 On the navigation tree click PreFix Setting Clicking the PreFix Setting navigation key causes the key to disappear You must click PreFix Setting The PreFix Setting screen appears NORTEL 3 ORT EL aks ENTERPRISES Group Edit Configuratior Performance Fau Rep ook Logoff View Help Comprehensive Prefix Setting 9 G Enterprise Edge Prefix 1 aay System 0 Resources Senices Prefix 2 f Prefix 3 gg Prefix 4 a Prefix 5 447 Prefix 6 5411 e on Prefix 7 Market Param PISEIXSEINS Prefix 8 Es eo tting den 2 In the PreFix Setting boxes type the appropriate prefixes 3 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 137 Voice Record Access Suppress To configure Voice Record Access Suppress settings 1 On the navigation tree click the Voice Record navigation key 2 Onthe navigation tree click Access Setting Clicking the Access Setting navigation key causes the key to disappear You must click Access Setting The Access Setting screen appears NKORTEL 3 ORT EE aks ENTERPRISES Group dit Configuration Performanc ault Report Tools jo View Help Comprehensive Access Setting Add Delet 1 All 9 GJ Enterprise Edge Access 1 ES Sys
117. ink itis a normal external error If a service like DHCP service is not in an Up state because of internal errors it is an abnormal internal error When the current status is Down setting it to Enabled attempts to bring it to Up state again As a result it may stay at a Down state Setting it to Disabled disables the service Where available setting it to a Paused or continued state fail as the service is not yet running Enabled This value is write only This value never appears when read For a service that is enabled one of its operational statuses that is Up or Down appears when its Status field is read P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 46 Configuring Unified Manager Settings e When this value is set it indicates that the user wants to enable the corresponding component and bring it to an Up state It is probable that the first happens The second action depends on the component For a network interface the Up state does not happen unless user connects a link to the interface For a service this may not happen only if the system encounters an error of some kind during the requested action e Disabled This value can be either read or set When read this indicates that the component is disabled from operation When set it indicates the same in addition to taking the component to a Down state before disabling e Paused This value can be either read or set When read this in
118. ion to the backup link 3 Press the Tab key to save the settings NORTEL NETWORKS ENTERPRIS es Group Comprehensive Add Delete Det All 9 Enterprise Edge System Resources Msc Telephony Services 4 Management P0910464 Issue 01 Edit Configuration rWAN Summary r WAN Link Parameters Software Compression Enabled Performance Fault Report Tools Logoff View Help IPAddress RemoteAssigned v Description iy 90 Interface Version 15 Status Disabled v Telephone s5555 o Altemate Telephone tt pac pu Connect Rate 57600 v Dial Retries Dial Interval 805 000mm Speaker Mode Enabled X IP Header Compression Enabled v Enterprise Edge N etworking O perations G uide 68 Configuring Resources Settings WAN Backup Link Summary Parameters The WAN Summary contains these settings Setting Definition IP Address Lets users set the IP address of the modem interface in a valid dot format when it connects Users can set a fixed IP Address for the dial up interface If a fixed address is specified it is used by Enterprise Edge to connect to the receiving end Instead users can choose RemoteAssigned to indicate that Enterprise Edge must obtain an IP address from the remote end and use it The address obtained depends on the RAS server that the Enterprise Edge server connects to Description Shows a description f
119. is setting and the source mask empty Source mask Lets users specify the source mask for the IP address in a valid dot format If you specify a source address you must specify the source mask If you don t specify the source address you must not specify the source mask The source address and source mask must match Bitwise the source address and the source mask must be equal to the source address Destination address Lets users specify the destination IP address in a valid dot format If you are specifying a filter this field specifies the destination address of the IP packet that matches the filter If you don t want to match the destination address leave this field empty If you are specifying a static route this field must not be empty It must be a valid network or host address The destination mask must match the address specified in this setting Destination mask Lets users specify the mask of the destination address in a valid dot format If you specify a destination address you must specify a destination mask If you don t specify the destination address you must not specify the source mask The destination address and destination mask must match i e bitwise AND of destination address and destination mask should be equal to destination address P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 94 Configuring Services Settings Setting Definition Protocol Lets
120. ith the limits of the range separated by a hyphen character For example this is a valid value for channel list 3 5 6 10 15 18 20 23 If you use all of the channels specify it by using the string All P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 60 Configuring Resources Settings To modify the configuration of the WANI or WAN2 Line Parameters screen 1 Scroll to view the WAN Line Parameters screen NORTEL NETWORKS ENTERPRIS ENS Comprehensive Add Delete Del An 9 Enterprise Edge System 9 Resources Telephony Services Management WAN Line Parameters Edit Configuration Performance Fault Report Tools Logoff View Help Channel Rate 6K v Clock Source External v Frame Type Line Coding Line Polarity Line Buildout Pulse Density Channel List WAN Frame Relay Parameters LMI Type Original LMI Polling Interval fi Full Enquiry Interval 2 From the Channel Rate list box select the channel rate 3 From the Clock Source list box select the clock source 4 From the Frame Type list box select the frame type 5 From the Line Coding list box select the line coding 6 From the Line Polarity list box select the line polarity 7 From the Pulse Density list box select the appropriate pulse density and close the list box 8 In the Channel List box type the channel
121. ity of Servi Web Cache Enabled 11 3 Apache web Server in C Net Link Manager Up 1 Enterprise Edge Net Link Voice Record Enabled Nortel Networks Voice Re TAPI Service Provider Up 1 Enterprise Edge TAPI A Voice Service N A N NAA E g Alarm Service N A Enterprise Edge Alarm Ser A Voice Mail N A 1 Enterprise Edge Voice Ma Voic Management P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 76 Configuring Services Settings DHCP To configure DHCP services settings 1 On the navigation tree click DHCP to view the available resources to configure Click the DHCP navigation key to expand the navigation tree but clicking on the key doesn t display the summary of configurable DHCP services You must click DHCP The DHCP Global Options and Summary settings appear 2 Scroll to view any settings not displayed on Unified Manager NORTEL ENTERPRISEMISISI NETWORKS Group Edit Configuration Performanc Fault Report Tool ogof View Help Comprehensive Global Options Add D Del A 9 GP Enterprise Edge Domain Name 015 System Resources 9 Services WINS Node Type 046 Gmel 9 DACE DNS Summary Description c nterprise Edge DHCP Server Version 13 Status Disabled e e e e e e e e e Management Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Confi
122. k Configuration and then click Delete Input Filter A message appears that asks you to confirm the deletion Click the Yes button to confirm the deletion and return to Unified Manager To modify the configuration of LANI output filters l 2 Click an output filter in the Output Filter table On the menu click Configuration and then click Modify Output Filter Follow the steps for modifying input filters Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 97 To add LANI output filters Onthe menu click Configuration and then click Add Output Filter The Output Filter dialog box appears Property Sheet Output Filter OF re Source Address ER Source Mask Eee Destination Address Rr cs EEUU Destination Mask Protocol IGNORE Source Port ICMP Type ES ZA 2 2 74 E 24 Zi Save Cancel IC SELECTIONS im tM MEM CM MN RE ae Se rr rd Warning Applet Window 2 Inthe Output Filter box type the output filter 3 In the Source Address box type the source address 4 In the Source Mask box type the source mask 5 In the Destination Address box type the destination address 6 In the Destination Mask box type the destination mask 7 From the Protocol list box select the response 8 In the Source Port ICMP type box type the source port ICMP type 9 In the Destination Port ICMP type box type the destination port ICMP type 10 Clic
123. k the Save button to return to Unified Manager To delete LAN output filters 1 Click on an output filter in the Output Filter table 2 Onthe menu click Configuration and then click Delete Output Filter 3 Follow the steps for deleting input filters P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 98 Configuring Services Settings To modify the configuration of static routes 1 Click a static route in the Static Route table 2 Onthe menu click Configuration and then click Modify Static Route The Static Route dialog box appears Property Sheet Static Route Static Route SR Destination Address Destination Mask Next Hop Router Metric Value 5 LARS lt E DA E Save Cancel IT RES MEME MEM EMEN Warning Applet Window 3 In the Destination Address box type the destination address 4 In the Destination Mask box type the destination mask 5 In the Next Hop Router box type the next hop router 6 In the Metric Value box type the metric value 7 Click the Save button to return to Unified Manager To add LANI static routes 1 Onthe menu click Configuration and then click Add Static Route The Static Route dialog box appears 2 In the Static Route box type the static route 3 In the Destination Address box type the destination address 4 In the Destination Mask box type the destination mask 5 In the Next Hop Router box type the next hop router 6
124. king O perations G uide P0910464 Issue 01 Configuring Services Settings 113 QoS filters To set the QoS filters 1 Click the QoS navigation key to expand the navigation tree 2 Onthe navigation tree click Filters Clicking the Filters navigation key causes the key to disappear You must choose Filters The Filters Configuration and Filters screen appears NORTEL CN ORES ENTERPRISES Group Edit Configuration Performance Tools Logoff View Help Comprehensive jr Filter Configuration Add Delete Del All 9 GJ Enterprise Edge Q System Resources 9 Services DHCP 1 DNS 2 Filters Routing na Q SNMP Fite El ___Souce Addtess ____Sauies Mask Destination Address Destination Mask Source E Filter Order F separated by comma e oos Fillers d Nu Management 3 In the Filter Configuration box type the filter configuration 4 Press the Tab key to save the settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 114 Configuring Services Settings To modify filters 1 In the Filter table click the filer you want to modify 2 Onthe menu click Configuration and then click Modify Filter The Filters dialog box appears Property Sheet Filters Fier FH PE Source Address ES Source Mask ER Destination Address ES Destination Mask rss Source Port FTP Destination Part FTP Protocol IGNORE
125. larm Sen ce Poisoned Reverse Split gt Voice Mail Triggered Updates Disabled Announce Default Route Disabled v Accept Default Route Disabled Input Filters 9 In the Metric box type the cost integer value From the Routing Table Update Mode list box select the mode From the Route Announcement Type list box select the routing announcement From the Route Accept Type list box select the route accept type In the Route Expiration Interval box type the expiration interval value in seconds In the Route Removal Interval box type the removal interval value in seconds In the Route Announcement Interval box type the announcement interval value in seconds In the Route Tag box type the route tag 10 From the Poisoned Reverse list box select the appropriate mode 11 From the Triggered Updates list box enable or disable triggered updates P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 92 Configuring Services Settings 12 From the Announce Default Route list box enable or disable announcing default routes 13 From the Accept Default Route list box enable or disable accepting default routes 14 Press the TAB key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 93 The LANI Filter and Static Route settings are Setting Definition Input filter Specifies the filter nam
126. le modifying a trap community entry you can t change the name The trap community entry name does not have any significance other than to uniquely identify an entry P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 104 Configuring Services Settings To modify the configuration of the Community List Manager List and Trap Community List To add to the community list 1 Onthe menu click Configuration and then click Add Community The Community List dialog box appears 1 Property Sheet Community List Community List Ct Community Name E Save Cancel feste 1 2 ee eee ee Warning Applet Window 2 Click the Community List box type the community list 3 Click the Community Name box type the community name 4 Scroll to view the Access Permission settings 5 From the Access Permission the list box select the Access Permission 6 Click the Save button to return to Unified Manager Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Configuring Services Settings 105 To modify a community 1 Click a community in the Community table 2 Onthe menu click Configuration and then click Modify Community The Community List dialog box appears 3 Click any box that requires modification and type the necessary changes 4 Click the Save button to return to Unified Manager To delete a community 1 Click on a community in the Community table 2 Onthe menu click Confi
127. led Open Systems Interconnection OSD host name The host name is a readable name that uniquely identifies a device on the Internet and is associated with a corresponding IP address HTTP The Hypertext Transfer Protocol HTTP is the set of rules for exchanging files text graphic images sound video and other multimedia files on the world wide web ICMP ICMP is a message control and error reporting protocol between a host server and a gateway to the Internet ICMP uses IP datagrams but the messages are processed by the TCP IP software and are not directly apparent to the application user IETF The Internet Engineering Task Force IETF is the committee that defines standard Internet operating protocols such as TCP IP The IETF is supervised by the Internet Society s Internet Architecture Board IAB In Band In band is a method of device access utilizing a network interface component within the device Internet standard Network Management Framework Device configuration and monitoring via SNMP IP The Internet Protocol IP is the protocol that supports data being sent from one computer to another on the Internet Each computer on the Internet has at least one address that uniquely identifies it from all other computers on the Internet When you send or receive data for example an e mail note or a Web page the message gets divided into units called packets Each of these packets contains
128. list Specify a list of channels numbers or their ranges separated by a comma or hyphen Ranges can be mixed with individual entries 9 Press the Tab key to save the settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 61 WAN Primary Link Frame Relay Parameters The WAN Frame Relay Parameters are Setting Definition LMI Type Lets users set the type of link management protocol used on this link This value must match the corresponding value set in the Frame Relay service provider s switch Permitted values are ANSI LMI and CCITT The default setting is ANSI Polling Interval Lets users set a value in seconds as an interval between LMI status inquiry messages This value must match the corresponding value set in the Frame Relay provider s switch Permitted values are between 5 30 in seconds The default setting is 10 Full Enquiry Interval Lets users set the maximum number of LMI Status Enquiry messages sent before sending a Full Status Enquiry request This value must match the corresponding value set in the Frame Relay provider s switch Permitted values are between 1 and 255 in seconds The default setting is 6 Error Threshold Lets users set the maximum number of consecutive failures permitted in LMI Status Enquiry before marking the link non operational It is also the number of successful consecutive LMI Status Enquiry mess
129. llenge Handshake Authentication Protocol CHAP is a method of establishing security on PPP links where the peers must share a plain text identifier The caller sends a challenge message to its receiving peer and the receiver responds with a value it calculates based on the identifier The first peer then matches the response with its own calculation If the values match the link is established CHAP is a more secure procedure for connecting to a system than the Password Authentication Procedure PAP client A client is a computer system or process that requests a service of another computer system or process A workstation requesting the contents of a file from a file server is a client of the file server dial up connection A dial up connection is a temporary as opposed to dedicated connection between computers established over an analog or digital phone line P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 170 Glossary DHCP The Dynamic Host Configuration Protocol DHCP is a protocol that lets network administrators centrally manage and automate the assignment of IP addresses in an organization s network Using the Internet s set of protocols TCP IP each machine that can connect to the Internet needs a unique IP address When an organization sets up its computer users with a connection to the Internet an IP address must be assigned to each machine Without DHCP the IP address must be ente
130. lling interval Sec 2 O5 O10 O30 60 j FEE FA Applet Sos P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 16 Using Enterprise Edge Unified M anager Menu descriptions You access Enterprise Edge functions using the menu The menu is dynamic which means that the menu commands change depending on the action a user takes Enterprise Edge menu NORTEL ENTERPRISS BSE NETWORKS menu 9 Go Enterprise Edge System Group Logoff View Help Comprehensive Enterprise Edge Front View l Q Resources Services f Management Menu descriptions Use To Group View the system resources services and management Edit Edit parameters Configuration Access configuration dialog boxes and screens Performance Access performance graphs and tables Fault Access fault management settings Report Generate a report Tools Use Enterprise Edge tools Logoff Log off the Enterprise Edge server View Change the appearance from Windows Motif or Sun Swing Help Access online help Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 3 This chapter includes information on Enterprise Edge required parameters e Setting up an Enterprise Edge IP Address e Setting up web based administration Logging on to Enterprise Edge Logging off Enterprise Edge
131. lutions Centers 167 0 operational considerations 21 outbound traffic filter creating 169 O utof Band 174 P packet 175 packet filtering features destination address 27 destination mask 27 destination port 27 ICMP code 27 ICMP type 27 protocol 27 source address 27 source mask 27 source port 27 introduction 26 packet marking DiffServe networks 35 TOS premium traffic 35 TOS priority filters 35 parameters Enterprise Edge N etworking O perations G uide obtaining required values 19 required values 19 parameters configuring 10 Password Authentication Protocol PAP 175 PBX private branch exchange 175 performance 156 statistics generating 16 performance graphs and tables QoS 114 system 48 WAN 68 permanent virtual circuit PVC 176 Point to Point Protocol PPP 40 Point to Point Protocol PPP 175 port range settings Legacy networks overview 37 port ranges QoS 118 QoS adding 119 QoS deleting 119 QoS modifying 118 service settings 118 powering down Enterprise Edge 23 PPP 175 PPP parameters W AN 67 protocol 176 protocols routing information 26 proxy 176 DNS 29 web caching 30 Q QoS best effort queue counters 166 QoS best effort traffic counters 165 QoS dropped packets counter 166 Q oS filters adding 116 deleting 117 modifying 116 QoS graph counters 166 QoS module relationship with the VoIP QoS monitor overview 38 restrictions and defaults 38 QoS monitor settings mean opinion score
132. mmunity list 105 static IP addressing 25 static IP routing 26 statistics charts 156 charts generating 16 generating 156 sample rate 157 tables 157 tables generating 16 Statistics generating 16 status indicator 10 storing changes 10 subnet mask 177 summary parameters WAN 70 support 167 synchronous 177 System notification error messages 10 System performance graphs and tables 48 system settings configuring 44 System software 8 T TAPI 177 Tapi service provider overview 140 TCP 177 TCP counters 165 TCP IP 177 technical support 167 Telephony Application Program Interface TA PI 177 telephony settings 75 Telnet 177 text fields 10 time system 51 token ring 177 TOS 177 premium traffic 35 priority filters 35 Enterprise Edge N etworking O perations G uide 182 Index troubleshooting 167 type of service TO S 177 U UDP 178 UDP counters 165 Unified M anager accessing menu 17 adjusting views 13 column order changing 15 configuring 10 menu descriptions 17 navigating 9 navigating between views 14 parameters configuring 10 statistics generating 16 User Datagram Protocol UDP 178 user manager settings overview 147 utilities overview 153 performance 156 V views navigation between 14 voice mail settings overview 145 voice record access suppress settings 139 market parameters settings 136 prefix settings 138 report options settings 134 service settings 131 voice service settings 142 VoIP 178 VoIP gatewa
133. mote access service RAS is the ability to get access to a computer or a network from a remote distance In corporations people at branch offices telecommuters and people who are travelling may need access to the corporation s network Home users get access to the Internet through remote access to an Internet service provider ISP A remote access server is the computer and associated software that is set up to handle users seeking access to network remotely Sometimes called a communication server a remote access server usually includes or is associated with a firewall server to ensure security and a router that can forward the remote access request to another part of the corporate network Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Glossary 175 RIP The Routing Information Protocol RIP enables routers in the same autonomous system to exchange routing information by means of periodic updates RIP is a widely used protocol for managing routing information within a self contained network such as a corporate local area network LAN or an interconnected group of such LANs Using RIP a gateway host with a router sends its entire routing table which lists all the other hosts is has on record to its closest neighbor host every 30 seconds The neighbor host passes the information to its next neighbor and so on until all hosts within the network have the same routing path information a state known as netw
134. mpression Enabled PVCs Lists PVCs on which compression is enabled If the compression field is Disabled the field does not have any meaning If the compression level Enabled compression and decompression are performed on the data going to and coming from the PVCs in this list The value can be a comma separated list of DLCI numbers You can specify a range of DLCIs by specifying the lower and upper boundaries by a hyphen You can mix individual numbers and ranges P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 62 Configuring Resources Settings Setting Definition Access Rate this interface and their data rates Lets users set in kbps the maximum access rate on the interface running frame relay The frame relay congestion control engine uses this value to limit or shape traffic Specify a value computed using the T1 channels available for data communication on the port attached to To modify the configuration of the WAN Frame Relay Parameters l Scroll to locate the WAN Frame Relay Parameters screen ENTERPRISEMESI NORTEL NETWORKS Group Comprehensive Add Delete De 9 GJ Enterprise Edge System 9 Resources LAN 9 WAN e WANI Q WAN2 Msc Telephony Services Management Edit Configuration Performance jt Repor Tools Logoff View Help WAN Frame Relay Parameters LMI Type riginal LMI v Polling Interval E
135. n this version Be cautious when setting up premium priority filters If the traffic is high volume and with high bursts it may impact VoIP quality Unless necessary Nortel Networks recommends that you allocate traffic to the high priority best effort queues instead of the premium queue Legacy Network In a legacy network Enterprise Edge assumes that network devices such as routers and switches do not recognize the IP header TOS field as defined by DiffServ and do not perform the corresponding priority processing However most of the current installed routers including those from Cisco and Nortel Networks allow administrators to set up priorities by IP addresses port numbers or protocol types which is similar to the priority filters described above Note This information is specific to H 323 traffic in legacy networks In this environment Enterprise Edge allows H 323 voice and optional video packets to travel across the WAN link with high priority in both directions using existing router features P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 32 Using Enterprise Edge Services An administrator needs to reserve a block of UDP port numbers and configure them as high priority in both Enterprise Edge and the remote router at the other end of the WAN link Enterprise Edge forces all of the admitted H 323 streams to fall into the reserved port range by using a proprietary technique so that these H 323 voice vi
136. nfiguring is a T1 Port you may have to configure WAN Line Parameters If the port you are configuring is a synchronous Sync port WAN Link Parameters have no effect and are ignored See the description of the port in WAN Summary section to see which port you are configuring Q9 amp Enterprise Edg System 9 Resources LAN Services 4 Managemen P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 58 Configuring Resources Settings WAN Primary Link Summary Parameters The WAN summary settings are Setting Definition IP Address Lets users specify the IP address of the WAN interface in a valid dot format Type the data in the following dot format 10 10 10 1 SubNet Mask Lets users specify the subnet mask in a valid dot format of the WAN interface Type the data in the following dot format 255 255 255 0 Physical Address Shows the physical address of the WAN interface Description Shows the description of the network interface card that supports the WAN interface Version Shows the version indicator of the WAN interface Speed Shows the operational speed of the WAN interface Status Shows the current resource status of the WAN interface The possible states are Up the resource is operational Down the resource is not operational Link Protocol Lets users specify PPP or frame relay protocol If you change the link protocol the configuration screen cha
137. nges to include fields corresponding to the link protocol you choose To ensure proper operation always refresh the page by clicking View and then Refresh Compression Lets users specify fast medium normal slow or no data compression Speed configuration Frame Size Lets users specify the maximum frame size for the layer 2 packet carried on this port To modify the configuration of the WANI or WAN2 summary screen 6 In the IP Address box type the IP address 7 In the SubNet Mask box type the subnet mask 8 From the Link Protocol list box choose Frame Relay or PPP Note If you choose Frame Relay press the Tab key to update the screen A configurable WAN Frame Relay Parameters screen appears 9 From the Compression Speed list box select the compression speed 10 In the Frame Size box type the frame size 11 Press the TAB key to save your settings Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 59 WAN Primary Link Line Parameters The WAN Link Line Parameters settings are Setting Definition Channel Rate Lets users set the data rate for each of the DSO channels in the T1 line Clock Source Lets users set an internal or external T1 clock source Frame Type Lets users set the type of framing to be adopted in the T1 line You can select either SF D4 or ESF for frame type SF D4 transmits superframes consisting of 12 individual frame
138. now appear in the Filter Information field of the Create Priority Outbound Template window 10 Click Action click Add and then click action P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 168 Appendix B Setting Up Remote Routers 11 Click the OK button The Filter Template Management window opens The new template appears in the templates list 12 Click Done The Priority Outbound Filters window opens 13 Click Create The Create Filter window opens 14 Select a circuit in the Interfaces field 15 Select a template in the Templates field 16 Specify a descriptive name in the Filter Name field 17 Click OK The Priority Outbound Filters window opens 18 Click Apply The filter is applied to the circuit Sample Criteria Ranges and Actions for UDP Filtering The filtering goal is to place all VoIP H 323 traffic leaving a particular interface in the high priority queue From the BayRS Site Manager Use a criteria path of Criteria Add IP IP UDP Destination Port The range is 2065 to 2067 The action path is Action IP Add High Queue Note This example shows how to give H 323 traffic priority over other protocols on the interface Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Glossary Term Definition address A unique identifier assigned to networks and stations that allows each device to receive and reply to messages API An application program interfac
139. o have QoS support Reserving port ranges is not required for DiffServ networks You can select any port ranges that are not used by well known protocols or applications Each H 323 or VoIP RTP flow uses two ports The total number of UDP port numbers to be reserved depends on how many concurrent RTP flows are expected to cross a router interface In general e Backbone routers reserve more ports than edge routers Edge routers port ranges are a subset of the backbone router port ranges e Add UPP 5000 to high priority Enterprise Edge s port ranges are a subset of the remote router s port ranges e You must reserve two ports for each voice call you expect to carry over the WAN You need two ports for each video session if it is given premium treatment e You can reserve multiple discontinuous ranges Nortel Networks requires each range meet the following conditions Each range must start with an even number There must be an even number of ports in a range See Appendix B Setting Up Remote Routers on page 167 for additional information on setting UDP port ranges for remote routers P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 36 Using Enterprise Edge Services Relationship between the QoS Module and the VoIP QoS Monitor The VoIP gateway in Enterprise Edge includes a Quality of Service Monitor QMON that periodically monitors the delay and jitter of IP networks between two peer gateways by usin
140. o see any fields that are not displayed Make sure the start address and end address are in the same subnet 5 Click the Save button to return to Unified Manager To delete address ranges 1 Click an address in the Address Range table 2 Onthe menu click Configuration and then click Delete Address Ranges A message appears asking you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager Note Deleting or modifying an IP Address range removes any excluded addresses that are completely contained in the original address range value P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 82 Configuring Services Settings To modify excluded address ranges 1 2 Click an excluded address in the Excluded Address Range table On the menu click Configuration and then click Modify Excluded Address Ranges The Excluded Address Range dialog box appears In any box that requires modification type the necessary changes Click the Save button to return to Unified Manager To add excluded address ranges l On the menu click Configuration and then click Add Excluded Address Range The Excluded Address Range dialog box appears In the Range box type the range Note The range field uniquely identifies an excluded range value in the scope The value for this field is used as key and must follow certain conventions It must always start with the prefix E follow
141. ommunity services settings are Setting Definition Community List Lets users specify the entry name used as a key to uniquely identify an individual community entry on the SNMP agent Its value must follow certain conventions It must have the prefix C followed by a unique number that identifies the community name entry on the agent For example C2 is a valid value While adding specify non recurring values for the unique number While adding if you specify an existing community entry name it modifies the existing community entry Using non sequential numbers results in automatic reassignment of sequential numbers While modifying a community entry you can t change the name The community entry name does not have any significance other than to identify an entry Community Name Lets users specify the name of the community that the individual managers use to interact with this agent When creating community entries various access permissions are associated with these names Manager stations that use different community names get different permissions on the SNMP agent While creating trap communities various manager IP addresses are associated with these values All the manager stations in a trap community get traps with the community name specified in the entry Manager List Lets users specify the entry name used to identify an individual manager entry on the SNMP agent Its value must follow certain conventions I
142. on tree click User Manager Clicking the User Manager navigation key expands the navigation tree but doesn t display the User Manager management services You must click User Manager The User Manager User Profile screen appears NORTEL 3 C EL oaks ENTERPRISE Group E Configuration Comprehensive User Profile P d Eis re Manager es READ WRITE s Resources supervisor READ WRITE 9 Services user READ ONLY ail 9 Management 2 UserManager AlarmManager P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 146 Configuring Management Settings The User Manager settings are Setting Definition User Name Lets users specify the user name while adding a new user While modifying existing user profile this field is read only The value in this setting is case sensitive and cannot exceed 50 characters in length Password Lets users specify the password for the user The value in this setting is case sensitive and cannot exceed 15 characters in length Confirmed Lets users confirm the modified password The value in this setting must Password match the value in the Password setting Privilege Lets users specify what privileges this user has in administering the Enterprise Edge server from READ ONLY Lets users view settings but not alter them READ WRITE Lets users view and change settings To modify user profiles 1 In the User Profile table click
143. or the subsystem that is encapsulated by the DLL Version Shows the version for the subsystem that is encapsulated by the DLL Status Lets users set the modem interface resource status The possible states are Up the auto WAN backup service is enabled and the dial up link is currently connected Down the auto WAN backup service is enabled and the dial up link is currently disconnected Enabled the interface is enabled for use by the auto backup server Disabled the auto WAN backup service is disabled Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Resources Settings 69 WAN Backup Link Parameters The WAN Link Parameters are Setting Definition Telephone Number Lets users specify a telephone number to be used to connect using the modem interface If needed include area codes if any and all necessary digits to dial an external number Alternate Telephone Number Lets users specify an alternate number to be used to connect using the modem interface Include area codes if any and all necessary digits to dial an external number Connect Rate Lets users specify the initial speed in bits per second for the modem to connect Set to the maximum permissible value for best results Permitted values 57600 38400 19200 9600 4800 Note This is the initial rate actual rate is always negotiated Dial Retries Lets users specify the number o
144. ork convergence RIP uses a hop count as a way to determine network distance Each host with a router in the network uses the routing table information to determine the next host to route a packet to for a specified destination RIP is considered an effective solution for small homogeneous networks For larger more complicated networks RIP s transmission of the entire routing table every 30 seconds may put a heavy amount of extra traffic in the network The major alternative to RIP is the Open Shortest Path First Protocol OSPF SNMP The Simple Network Management Protocol SNMP is the protocol governing network management and the monitoring of network devices and their functions subnet mask A value used to route packets on TCP IP networks When the IP layer has to deliver a packet through an interface it uses the destination address contained in the packet together with the subnet mask of the interface to select an interface and the next hop in that subnet synchronous A synchronous signal is sourced from the same timing reference A synchronous signal causes the interval between successive bits characters or events to remain constant or locked in to a specific clock frequency TAPI The Telephony Application Program Interface TAPI is a standard program interface that lets you and your computer communicate over telephones or video phones to people or phone connected resources elsewhere in the world TCP The Tr
145. ound Traffic Filter 167 Sample Criteria Ranges and Actions for UDP Filtering 168 Glossary 169 Index 177 Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Introducing Enterprise Edge 1 Routing and IP Services Enterprise Edge supports the following routing and IP Services e Routing Services P Routing Protocol RAS Service and Dial In Capabilities for Management Purposes Only RIP Packet Filtering P Services DHCP DNS Web Caching e VoIP voice over IP Service VolP is a term used in IP telephony for a set of facilities that manage voice information delivery using Internet Protocol IP VoIP sends voice information in digital form in discrete packets rather than in the traditional circuit committed protocols of the public switched telephone network PSTN A major advantage of VoIP and Internet telephony is that it avoids ordinary tele phone service tolls VoIP derives from the VoIP Forum which promotes the use of ITU T H 323 as the standard for sending voice audio and video using IP on the public Internet and within intranets The VoIP Forum also promotes the use of directory service standards so that users can locate other users and the use of touch tone signals for automatic call distribution and voice mail In addition VoIP uses the real time protocol RTP over IP to help ensure that packets get delivered in a timely way Using public networks it is currently difficult to gu
146. ow the same instructions to configure any of the parameters under scope for LAN2 The screen displays the LAN Scope Specific Options Address Range and Excluded Address Range dialog box Scroll to view settings not displayed on Unified Manager You configure the scope specific options dialog box from Unified Manager The LAN address range and the LAN excluded address services screen is configured through the menu NORTEL 3 ue ENTERPRISES Group it Configuration Performance Report Tools ogoff View Help Comprehensive Scope Specific Options Add Delete Del All G Enterprise Edge DNS Server PimarylP SecondarylP 06 Gam o System omasin t MPIOS 134177 227 24 Resources WINS Server 044 134 177 227 24 Default Gateway 03 134 177 227 24 Lease Time 051 258 200 Scope Status Enabled v Address Range Rxx pou eem ss R1 134 177 227 177 134 177 227 23 Excluded Address Exx Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 79 Note If the IP Address or subnet mask for a LAN interface is changed the corresponding DHCP scope is created or modified for the interface This operation also involves setting default values for some parameters By default Enterprise Edge sets the IP Address of corresponding LAN interface to DNS Server WINS Server Default Gateway options of the scope It also sets the lease t
147. pecified in DNS server Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 85 To modify the configuration of the DNS summary 2 From the Status list box select the status 3 In the Domain box type the domain 4 In the Primary Server box type the primary server 5 In the Forward Timeout box type the forward timeout 6 Press the Tab key to save the settings Routing To configure routing services settings 1 On the Navigation Tree click Routing to view the services to configure Clicking the Routing navigation key expands the navigation tree but doesn t display the summary of configurable routing services You must click Routing The Summary and Global Settings screen appears NORTEL ENTERPRISEBISSN NETWORKS Broup dit Configuration erformance Fault Repor oo Logo View Help Comprehensive r Summary Add Delete Del All Enterprise Edge ipti d e Sins 9 Description Enterprise Edge Multi Protocol Router Resources Q9 Services Version aum DHCP gt o REINE SNMP Global Settings Packet Filtering N A ord RIP Log Level Errors Only v e Provider is e Triggered Update Interval ER P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 86 Configuring Services Settings The LAN1 Summary and RIP Parameters Routing settings are Settings Definition Description
148. phone system within an enterprise that switches calls between enterprise users on local lines while allowing all users to share a certain number of external phone lines The main purpose of a PBX is to save the cost of requiring a line for each user to the telephone company s central office The PBX is owned and operated by the enterprise rather than the telephone company which may be a supplier or service provider however PPP The Point to Point Protocol PPP is a protocol for communication between two computers using a serial interface typically a personal computer connected by phone line to a server For example your Internet server provider may provide you with a PPP connection so that the provider s server can respond to your requests pass them on to the Internet and forward your requested Internet responses back to you PPP is a full duplex protocol that can be used on various physical media including twisted pair or fiber optic lines or satellite transmission It uses a variation of High Speed Data Link Control HDLO for packet encapsulation PPP can process synchronous as well as asynchronous communication PPP can share a line with other users and it has error detection P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 174 Glossary protocol A protocol is a formal set of communication rules developed by international standards bodies LAN equipment vendors or groups governing the format
149. piler enabled Enterprise Edge OA amp M allows multiple users to log on If each user that logs on attempts to configure the same or related subsystems the most recent modification remains in effect and overwrites changes by another administrator Administrators must be careful to not make any unintended changes P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 20 Using Enterprise Edge Services Nortel Networks recommends that only one administrator user account is maintained in Enterprise Edge and access is closely controlled Administrators must coordinate changes to avoid unintended changes Note Do not use proxy servers while configuring Enterprise Edge using WEB OA amp M You must disable proxies and directly access Enterprise Edge The configuration procedures depend on the browser and version Logging on to Enterprise Edge To log on to Enterprise Edge l 2 Open a web browser In the address type the Enterprise Edge IP Address in a web browser For example HTTP 10 10 10 1 Press the Enter key The Enterprise Edge log on screen appears In the Login box type your log on name The default log on name is supervisor In the Password box type your password The default password is super Click the Configure button The Enterprise Edge Unified Manager software starts Consult your system administrator for appropriate information Depending on your system Unified Manager software can tak
150. r of octets sent by QoS 2 Total Packets Total number of packets sent by QoS 3 Total Priority Octets Total number of octets carried in premium priority QoS Best Effort Queue Counters Note This is a proprietory counter 1 Total Queue XX Octets Total number of octets carried at specified queue s priority 2 Total Queue XX Packets Total number of packets carried at specified queue s priority 3 Total Queue XX Packets Dropped Total number of packets dropped at specified queue probably due to insufficient buffer space Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Appendix A Troubleshooting This chapter includes information on How to Get Help e Troubleshooting How to Get Help If you purchased a service contract for your Nortel Networks product from a distributor or authorized reseller contact the technical support staff for that distributor or reseller for assistance If you purchased a Nortel Networks service program contact one of the following Nortel Networks Technical Solutions Centers Technical Solutions Center Telephone N umber Billerica MA 800 2LANWAN 800 252 6926 Santa Clara CA 800 2LANWAN 800 252 6926 Valbonne France 33 4 92 96 69 68 Sydney Australia 61 2 9927 8800 Tokyo Japan 81 3 5402 7041 Troubleshooting For error message information see page For other troubleshooting information contact a Nortel Networks Technical Solutions C
151. rces Msc Telephony Services Management ANT e WANG Connect Rate 57600 v Dial Retries suse EUN EE ere Dial Interval a a Speaker Mode Enabled IP Header Compression Enabled Software Compression Enabled Hardware Compression Enabled PPP LCP Extensions Enabled WAN Access Parameters em mm mn A Menten Ls e T cnn 9 In the Telephone box type your telephone number choice In the Alternate Telephone box type your alternate telephone number choice From the Connect Rate list box select your connection rate choice In the Dial Retries box type the number of times to attempt dialing if the connection fails From the Speaker Mode list box select your speaker mode choice From the IP Header Compression list box select enable or disable From the Software Compression list box select enable or disable From the Hardware Compression list box select enable or disable 10 From the PPP LCP Extensions list box select enable or disable 11 Press the Tab key save the settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide Configuring Resources Settings 71 WAN Backup Access Parameters The WAN Access Parameters are Setting Definition Authentication Lets users specify the authentication type for the link Users can choose AllowClearText or EncryptedOnly If EncryptedOnly is selected only en
152. re Setting Definition Name Lets users specify a logical name for the remote VoIP gateway This setting is editable only when adding a new gateway entry While modifying an existing entry this name can not be changed Destination IP Lets users specify IP Address for the remote VoIP gateway Fully qualified DNS Name or just host name where applicable or IP address in dotted format may be entered here QoS Monitor Lets users enable or disable QoS Monitor for this VoIP gateway Transmit Lets users specify the transmit threshold that is used while interacting with this Threshold VoIP gateway Receive Lets users specify the receive threshold that is used while interacting with this Threshold VoIP gateway Gateway Type Lets users specify the VoIP gateway type VoiceNet is the only permitted value in Release 1 0 Destination Lets users specify the destination digits for this gateway When the local Digits gateway sees this prefix it forwards the call to the VoIP gateway at the specified destination IP Address 3 In the Destination IP box type the destination IP address and press the Tab key 4 From the Qos Monitor list box enable or disable the QoS 5 In the Transmit Threshold box type the transmit threshold and press the Tab key 6 In the Receive Threshold box type the appropriate receive threshold 7 In the Destination Digits box type the destination digits and press
153. re attempting to delete the last existing user with READ WRITE privilege This operation is not permitted as it would not allow you to make any other changes to user configuration or other system configuration Add another user with read write privilege before deleting the concerned user id 11 12 10 Failed to Update Required at least one user with read write privilege Reason You are attempting to modify the last existing user with READ WRITE privilege At this time no modifications are permitted to the last READ WRITE user Add another user with READ WRITE privilege before modifying the concerned user id 14 4 21 Invalid Configuration Parameter Error in setting interface parameter Reason You re setting a static route input filter or output filter under an interface and you didn t enter a correct characteristic key field in the dialog box Values for these fields should strictly follow the convention provided in the labels for them It should be something like SRxx for static routes IFxx for input filters and OFxx for output filters Make sure your key names are as per convention and provide unique values for the number component P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 160 Diagnostics and Utilities 14 17 40 14 17 41 Command failed Error in setting action for input output filters Reason You were attempting to set the action for input outp
154. records If found locally Enterprise Edge immediately responds to clients Otherwise Enterprise Edge creates a new DNS request to the remote Primary or Secondary DNS servers on behalf of the client If the remote DNS server responds with the requested records they are forwarded to clients and cached in Enterprise Edge Note If your PC is a DHCP client under Enterprise Edge you do not have to let your workstations know that Enterprise Edge is your DNS server Guidelines for Using DNS Consider the following guidelines when using DNS e Ifthe Enterprise Edge DNS service is enabled make sure that clients always use Enterprise Edge as their DNS server e When it is disabled set the DNS Server field in DHCP configuration to the remote DNS server IP address If DHCP service is also disabled in Enterprise Edge tell all clients to set the DNS server in their IP configuration to the remote DNS server e The DNS proxy carries security features because it keeps all of the internal IP addresses from external web servers You are required to fill in the remote Primary DNS server IP address See DNS on page 84 for instructions P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 28 Using Enterprise Edge Services Web Caching Proxy When you use Enterprise Edge as a web proxy Enterprise Edge can store or cache information downloaded from the Internet A proxy is a server that acts on behalf of another Web caching allows LAN
155. red manually at each computer and if computers move to another location in another part of the network a new IP address must be entered DHCP lets a network administrator supervise and distribute IP addresses from a central point and automatically sends a new IP address when a computer is plugged into a different place in the network DiffServ Differentiated Services DiffServ is a implementation methodology for QoS service for IP networks DiffServ is a rule based methodology intended to improve network performance Instead of applying faster more advanced technology networks are managed by appropriate network policies For DiffServ there is a cost associated with higher quality services and a risk with lower quality services DLCI The data link connection indentifier DLCT is used to identify a PVC in frame relay networks DNS The domain name system or domain name server DNS is the system in the Internet that maps names of objects most usually host names into IP numbers or other resource record values The namespace of the Internet is divided into domains and the responsibility for managing names within each domain is delegated typically to systems within each domain domain name The domain name is used to organize Internet names into manageable groups such as nortelnetworks com Ethernet Ethernet is a widely used LAN technology defined by the Ethernet and IEEE 802 3 specification for data transmis
156. rmat list box select a date format 3 From the Header Format list box select a header format 4 From the DNIS Info list box select enable or disable 5 From the Connection Character list box select a connection character 6 Press the Tab key to save the settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 134 Configuring Services Settings Voice Record market parameters To set the Voice Record market parameters 1 On the navigation tree click Market Parameters Clicking the Market Parameters navigation key causes the key to disappear You must click Market Parameters The Voice Record Market Parameters report options screen appears NORTEL NETWORKS Group ENTERPRIS EYE Configuration r Faul f Loge View Help Comprehensive Report Options 9 G Enterprise Edge System Resources 9 Services DHCP NameCLID Enable LongCLID Disable Call Type Enable Call Charge Disable v Ans Supervision Disable w The Voice Record market parameters are Setting Definition NameCLID Lets users enable and disable reporting the CLID Name of the call This parameter affects only the Norstar record format Not all trunks support CLID Name The default NameCLID is Enabled LongCLID Lets users enable and disable supporting the long CLID digit reporting This parameter is very market specific Do not change the default unle
157. rotocols and the precedence order when conflict or redundant routes occur Precedence IP Routing Protocols 1 Static Routing 2 SNMP 3 RIP v1 and v2 IP Addressing Overview IP addresses follow the format nnn nnn nnn nnn where nn is a number between 0 and 255 For example 192 123 4 56 or 10 1 1 1 IP addresses enable computers to communicate to each other Both servers and workstations on a network must have IP addresses There are two types of IP addresses Dynamic A dynamic IP address changes Dynamic IP addresses are assigned to computers by an IP address server as the computer needs it Usually there is a particular range or scope of IP addresses that your network uses With dynamic IP addressing a computer can have a different IP address every time it connects to the network Other devices need to know the computer s IP address so that they can communicate with it The IP address server manages the assignment of IP addresses to the client workstations Static A static or fixed IP address never changes It is assigned to a computer permanently The computer has the same IP address every time it connects to the network and is known to other devices on the network by that IP address P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 24 Using Enterprise Edge Services Static Routing Enterprise Edge users can add static routes to the IP routing table These static routes take preced
158. rprise Edge N etworking O perations Guide Messages Outbound Errors Messages Received Errors Messages Received Messages Sent Messages Received Address Mask Received Address Mask Reply Received Echo Reply Received Echo Received Parameter Problem Received Redirect Received Source Quench Received Time Exceeded Received Timestamp Reply Received Timestamp Sent Address Mask Sent Address Mask Reply Sent Destination Unreachable Sent Echo Reply Sent Echo Sent Parameter Problem Sent Redirect Sent Source Quench Sent Time Exceeded Sent Timestamp Reply Sent Timestamp icmpOutErrors icmpInErrors icmpInMsgs icmpOutMsgs no equivalent icmpInMsgs icmpOutMsgs icmpInAddrMasks icmpInAddrMaskReps Received Destination Unreachable icmpInDestUnreachs icmpInEchoReps icmpInEchos icmpInParmProbs icmpInRedirects icmpInSrcQuenchs icmpInTimeExcds icmpInTimestampReps icmpInTimestamps icmpOutAddrMasks icmpOutAddrMaskReps icmpOutDestUnreachs icmpOutEchoReps icmpOutEchos icmpOutParmProbs icmpOutRedirects icmpOutSrcQuenchs icmpOutTimeExcds icmpOutTimestampReps icmpOutTimestamps P0910464 Issue 01 UDP Counters l 2 3 4 5 Datagrams No Port Datagrams Received Errors Datagrams Received Datagrams Sent Datagrams TCP Counters 1 WON OQ nn A QQ N Connection Failures Connections Active Conn
159. rvice Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Unified Manager Settings 43 The Unified Manager system settings are Setting Definition System Name Lets users specify the system name of the Enterprise Edge Unified Manager Description Shows a description of the Enterprise Edge Unified Manager installed system Resources A configurable listing of all resources installed on the Enterprise Edge Unified Manager system Services A configurable listing of services available for each resource on the Enterprise Edge Unified Manager system The resources and resource services are Column Definition Name Shows each configurable resource service Status Shows the status of each configurable resource service Version Shows the version of each configurable resource service Description Shows a brief description of each configurable resource service System name Unified Manager often shows an example of how to format information to the right of the box Type the information in that format To enter the system name 1 In the System Name box type the system name 2 Press the Tab key to save your changes System resource services 1 In the Resource options click the resource you want to configure 2 In the Services options click the resource service you want to configure Scroll to see any settings
160. s DHCP DNS e Net Link e e e e e e e e e e e e s Mi ail Management Status Up Description Enterprise Edge TAPI Version 7 Station Licenses Station List Pe The TAPI Service Provider settings are Setting Definition Status Shows the current status of the TSP telephony service provider as reported by the TSP software The possible values are Unknown In Service Not In Service Initializing In KSU Admin These strings are presented in English French or Spanish depending on the software settings The default value is Unknown and the typical value is In Service Description Shows the description of TSP Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Configuring Services Settings 139 Setting Definition Version Shows the TSP version Station Licenses Shows the number of sets that are licensed to be controlled through the TSP This is a numeric value or the text string Unlimited or Maximum The station licenses can not be modified on this page but are changed by adding a keycode through the Software Keys page The string Unlimited is presented in English French or Spanish The default value is 2 Station Lets users add an internal phone number on the Enterprise Edge system Users can add as many entries as there are licenses have been granted The default is no entries in t
161. s 9 Services DHCP report Param Report Option Market Param eov ail Management Date Format MM DD YY v Header Format DNIS Info Connect Char Line Station Y Disable v Disable v The Voice Record report options are Setting Definition Date Format Lets users specify the date format on voice mails recorded from MM DD YY DD MM YY YY MM DD The default date format is MM DD YY Header Format Lets users specify the header format for the recorded messages from Line Station always reports the Line number first followed by the station number Source Destination reports the source of the call followed by the destination of call Incoming calls are reported in Line Station format Outgoing calls are reported in Station Line format The default header format is Line Station format This parameter affects only the Norstar record format Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 133 DNIS Info Lets users enable and disable reporting Dialed Number Information Service DNIS digits The default DNIS Info is Enabled This parameter affects only the Norstar record format Not all trunks support DNIS Connect Char Lets users enable and disable inserting between digits dialed and after the call is connected The default connect char is Disabled 2 From the Date Fo
162. s ESF transmits superframes consisting of 24 individual D4 frames and provides enhanced signaling and synchronization ESF lets you testing the digital line while it is in use Always use the frame type that the equipment at the receiving end expects Line Coding Lets users set the type of encoding used in the T1 line You can select either B8ZS or AMI for this parameter B8ZS Bipolar with 8 Zero Substitution line coding replaces a block of eight consecutive binary zeros with an 8 bit B8ZS code containing bipolar violations in the fourth and seventh bit positions of the substituted code In the receiving direction the B8ZS code is detected and replaced with eight consecutive binary zeros AMI line coding is also bipolar a binary zero is transmitted as zero volts and a binary 1 is transmitted as either a positive or negative pulse opposite in polarity to the previous pulse Always use the line coding method that the equipment at the receiving end expects Line Polarity Lets users set normal or inverted line polarity in the T1 line The option inverted is meaningful only if LineCoding is AMI Pulse Density Lets users control whether the DSU CSU maintains the minimum level of 1s on the line for AMI encoding Channel List Lets users create a list of channels used in the T1 line You can specify multiple channel numbers in a comma separated list Each item in the list can contain a range of channel numbers w
163. s if you are using fractional TI e System name WAN Link Protocol e Frame Relay DLCI CIR if applicable e V 90 modem dial up username and password if applicable V 90 modem dial up phone number and optional alternate phone number if applicable The following table describes the Enterprise Edge server connectivity options Field Definition HTTP You can launch your JAV A enabled browser to connect to the Enterprise Edge server IP address that connects to your PC This displays the log in screen See the Enterprise Edge log on screen on page 20 TTY You can connect a dumb terminal to the console of the Enterprise Edge server through an RS 232 cross over cable or you can use Hyperterminal from Win95 Win NT systems Refer to the installation guide for console menus Setting up an Enterprise Edge IP Address To manage the Enterprise Edge server using a web browser or a Telnet connection you must first set up the IP address The Enterprise Edge server LAN interface is shipped with default IP 10 10 10 1 and mask 255 255 255 0 To set up the Enterprise Edge server initial IP address using a RS 232 port 1 Turn on the Enterprise Edge server power switch 2 Connect a PC or laptop computer to the Enterprise Edge server RS 232 port 3 Start a hyper terminal on the PC or laptop computer 4 Enter the LAN WAN IP address and other parameters Enterprise Edge N etworking O perations G uide P09
164. s 118 QoS monitor mean opinion score 127 overview 126 routing LAN 88 overview 87 WAN 101 SNMP community list 105 Enterprise Edge N etworking O perations G uide 178 Index manager list 105 overview 103 trap community list 105 Tapi service provider overview 140 voice mail overview 145 voice record access suppress settings 139 market parameters 136 overview 131 prefix settings 138 report options 134 voice service 142 VoIP Gateway 121 overview 120 W eb cache overview 128 configuring system settings date 51 fault alarm banner 49 identification 51 introduction 44 name 45 performance graphs and tables 48 resource services 45 time 51 connecting to Enterprise Edge methods for remote dial in 42 D data link connection indentifier DLCI 172 date system 51 DHCP 172 configuring automatically 28 guidelines 28 introduction 27 DHCP service settings LAN 80 overview 78 diagnostics 153 dialog box window format 10 dial up connection 171 Differentiated Services DiffServ 172 DiffServ 172 DiffServ networks introduction 33 packet marking 35 DICI 172 DNS 172 gateway 29 guidelines 29 introduction 29 Enterprise Edge N etworking O perations Guide proxy 29 DNS service settings overview 86 domain name 172 download system settings 154 Dynamic Host Configuration Protocol DHCP 172 dynamic IP addressing 25 E edit in place configuring with 11 format 10 element names 10 Enterprise Edge administration web based
165. s Shows the status of the Net Link Manager The Net Link Manager is always running and cannot be disabled by the user Next Hop on Lets users specify the IP address in a valid dot format of the next hop router Primary Link which is typically the remote router of the primary WAN data link Up Poll Interval Lets users set the polling interval in seconds while the primary WAN data link is operational Down Poll Lets users set the polling interval in seconds while the primary WAN data Interval link is down and the dialup data link is operational Switch Over Delay Lets users specify the interval in seconds that Net Link Manager waits for before switching the network link after it notices that the primary WAN link has come up again This delay lets the router on the other end of the primary link recognize that the link has come up and adjust routing table accordingly Typically this is set to the RIP Route Announcement Interval of 30 seconds 2 From the Status list box select enable or disable 3 In the Next Hop on Primary Link box type the next hop This address is used by NetLink Manager to add a default route in the Enterprise Edge server If this address is unreachable NetLink Manager dials the backup link and changes the default route 4 Inthe Up Poll Interval box type the up poll interval in seconds The up poll interval is the interval between successive pings when the next hop in primary link is available
166. s in the address range table 2 Onthe menu click Configuration and then click Modify Address Ranges The Address Range dialog box appears Property Sheet Address Range Rxx Range R Rl Start Address 134 177 22717 End Address 134 177 22723 Save Cancel Ready Warming Applet Window 3 Type the necessary changes in any of the boxes 4 Click the Save button to return to Unified Manager Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 81 To add an address range 1 Onthe menu click Configuration and then click Add Address Range The Address Range dialog box appears 2 In the Range box type the range The range field uniquely identifies a range value in the scope The value for this field is used as key and must follow certain conventions It must always start with the prefix R followed by a unique number identifying the range in the table For example R2 is a valid name While adding specify non recurring values for the unique number While adding if you specify an existing range name it modifies the existing range Using non sequential numbers results in automatic reassignment of sequential numbers When you modify a range you can t change the range name The range name does not have any significance other than identifying an entry 3 In the Start Address box type the start address 4 In the End Address box type the end address Scroll t
167. scTel PBX Services DHCP DNS Q05 Router SNMP VOIP OMON Apache WanLinkMgr CDR TSP VoiceService AlarmSve Components SYSTEM IP DNS DHCP WINS ROUTER ClassMap all sections are matched for only first n characters case sensitive CfgElement ALL SYSTEM REBOOT IP IP LAN DNS Router Apache DynaF 1ldElement Q05 SNMP IP WAN RTR UserMgr VOIP VGtw MOS NscRes MscTel AlarmMgr VoCoder CDR TSP AlarmSvq DhcpElement DHCP DEFAULT Begin Attribute Setting DEFAULTLABEL label r t s 50 none DEFSTAT Disabled ru d s 20 Enabled Disabled DEFSTAT2 Disabled rw d s 20 Enabled Disabled Paused Continue DEFDESCR none r t s 100 none DEFVER none r t s 50 none End Attribute Setting P0910464 Issue 01 Enterprise Edge N etworking O perations Guide 154 Diagnostics and Utilities Graphs and tables Enterprise Edge provides detailed performance information for the system and its components The statistics are shown in charts or tables If a performance display is active it is automatically updated with real time performance information in time increments that you set Note Generating statistics puts a significant workload on the Enterprise Edge server CPU connecting network and web client Exercise caution when running statistics for long durations Generating Statistics Enterprise Edge provides statistical information on Enterprise Edge throughput and other performance related information The dat
168. se Edge N etworking O perations G uide 120 Configuring Services Settings Setting Definition Voice Jitter Lets users specify the voice jitter buffer size in the range of 20 200 The Buffer default setting is 50 Fax Jitter Buffer Lets users specify the FAX jitter buffer size in the range of 20 200 The default setting is 50 Local Gateway IP Lets users specify the local VoIP gateway to be used as its IP Address while interacting with other VoIP gateways Since the Enterprise Edge server typically has more than one IP interfaces and more than one IP Address in it users must choose one that VoIP gateway uses This address must match the entry for this gateway in the remote gateway table of those VoIP gateways Ensure this address is reachable to the other gateways via IP 3 From the Ist Preferred Codecs list box select the video class 4 Configure the 2nd through 5th preferred codec selections 5 From the Echo Cancellation list box enable or disable echo cancellation 6 From the Non Linear Processing list box enable or disable non linear processing 7 From the Silence Compression list box enable or disable silence compression 8 From the Fallback to Circuit Switched list box to enable or disable fallback to circuit switched 9 Inthe Voice Jitter Buffer box type the voice jitter buffer and press the Tab key 10 In the Fax Jitter Buffer box type the appropriate fax jitter buffer and press
169. sion filtering Filtering is the process of examining a data packet on the network to determine the destination of the data and to decide whether the packet should be passed along on the local LAN copied to another LAN or dropped frame A frame is a unit of data transmission in a local area network frame relay A frame relay is a high speed packet switching WAN protocol designed to provide efficient high speed frame or packet transmission with minimum delay Frame relay uses minimal error detection and relies on higher level protocols for error control FTP The file transfer protocol FTP allows a user on one host to access and transfer files to and from another host over a network On the Internet FTP refers to a tool for accessing linked files H 323 H 323 is the standard for sending voice audio and video using IP on the public Internet and within intranets Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Glossary 171 HDLC High level Data Link Control HDLC is a group of protocols or rules for transmitting data between network points or nodes In HDLC data is organized into a unit called a frame and sent across a network to a destination that verifies its successful arrival The HDLC protocol also manages the flow or pacing at which data is sent HDLC is one of the most commonly used protocols in what is Layer 2 of the industry communication reference model cal
170. ss the trunk supports this feature The default Long CLID is Disabled Call Type Lets users enable and disable reporting the call type Long distant or Unknown This parameter affects only the Norstar record format Do not change the default unless the trunk supports this feature The default call type is Enabled Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 135 Call Charge Lets users enable and disable supporting the call charge reporting This parameter is very market specific Do not change the default unless the trunk supports this feature The default call charge is Disabled Ans Supervision Lets users enable and disable using Answer Supervision to identify far end answered outgoing calls This parameter is very market specific Do not change the default unless the trunk supports this feature The default ans supervision is Disabled 2 From the NameCLID list box enable or disable Name CLID 3 In the LongCLID list box enable or disable Long CLID 4 From the Call Type list box enable or disable call type 5 From the Call Charge list box enable or disable call charge 6 From the Answer Supervision list box enable or disable answer supervision 7 Press the Tab key to save the settings P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 136 Configuring Services Settings Voice Record PreFix The prefix sett
171. t must have the prefix M followed by a unique number that identifies the manager entry on the agent For example M2 is a valid value While adding specify non recurring values for the unique number While adding if you specify an existing manager entry name it modifies the existing manager entry Using non sequential numbers results in automatic reassignment of sequential numbers While modifying a manager entry you can t change the name The manager entry name does not have any significance other than to uniquely identify an entry Manager IP Lets users specify the IP Address of the SNMP Manager station address corresponding to this entry If no manager entries are created the Enterprise Edge device accepts SNMP requests from all stations If there is a list of manager entries Enterprise Edge server accepts SNMP requests from the IP Addresses specified in the list Trap List Lets users specify the entry name used to identify an individual trap community entry on the SNMP agent Its value must follow certain conventions It must have the prefix T followed by a unique number that identifies the trap community entry on the agent For example T2 is a valid value While adding specify non recurring values for the unique number While adding if you specify an existing trap community entry name it modifies the existing trap community entry Using non sequential numbers results in automatic reassignment of sequential numbers Whi
172. t without security and the originator can make repeated attempts to gain access For these reasons a server that supports CHAP will offer to use that protocol before using PAP Packet A packet is the unit of data that is routed between an origin and a destination on the Internet or any other packet switched network When any file e mail message HTML file GIF file URL request and so forth is sent from one place to another on the Internet the Transmission Control Protocol TCP layer of TCP IP divides the file into pieces of an efficient size for routing Each of these packets is separately numbered and includes the Internet address of the destination The individual packets for a given file may travel different routes through the Internet When the packets have all arrived they are reassembled into the original file by the TCP layer at the receiving end A packet switching scheme is an efficient way to handle transmissions on a connectionless network such as the Internet An alternative scheme circuit switching is used for networks allocated for voice connections In circuit switching lines in the network are shared among many users as with packet switching but each connection requires the dedication of a particular path for the duration of the connection Packet and datagram are similar in meaning A protocol similar to TCP the User Datagram Protocol UDP uses the term datagram PBX A PBX private branch exchange is a tele
173. ted workstations sharing the resources of a single processor or server within a relatively small geographic area MAC The Media Access Control MAC is a physical address that is the portion of the data link layer in 802 x networks that controls addressing information of the packet and enables data to be sent and received across a local area network Modem A device that transmits signals over telephone lines It converts binary electrical signals into acoustic signals and vice versa multilink PPP Multilink PPP is an extension to the PPP protocol that enables you to group a set of links into a bundle for more bandwidth The links in the bundle can operate at different speeds Typical links can be ISDN B channels dial up connections and leased lines name servers A name server provides the means of translating readable host computer names into actual IP addresses so you do not have to remember long numbers to access other computers and destinations on the Internet For example DNS servers and WINS servers are name servers NetBIOS The Network Basic Input Output System NetBIOS is an interface and upper level protocol developed by IBM for use with a proprietary adapter for its PC network product NetBIOS provides a standard interface to the lower networking layers The protocol provides higher level programs with access to the network Windows NT systems use NetBIOS Network Device A network device is
174. tem Resources 9 Services Access 2 DHCP DNS Access 3 ss Routing 3 ee i E Access 4 Access 5 i Suppress Setting Suppress 1 D Suppress 2 re Suppress 3 p Suppress 4 o Suppress 5 x The Voice Record prefix settings are Setting Definition Access Setting Lets users enter the secondary call provider call prefix digits Suppress Setting Lets users enter the length of personal identification digits to suppress 3 In the Access and Suppress access boxes type the appropriate access or suppress settings 4 Press the Tab key save the settings 5 Click the Voice Record navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 138 Configuring Services Settings TAPI Service Provider To configure TAPI Service Provider settings 1 On the navigation tree click TAPI Service Provider Clicking the TAPI Service Provider navigation key causes the key to disappear but doesn t show the read only settings You must click TAPI Service Provider TAPI Service Provider Settings and configurable Station List screen appears TAPI Service Provider settings are read only N RTEL NETWORKS ENTERPRISES Group ii Configuration Performance Fault lepor Tools ogolf View Help Comprehensive Add Delete Del All Settings 9 GJ Enterprise Edge System Resources 9 Service
175. that are not displayed P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 44 Configuring Unified Manager Settings 3 Onthe menu click Configuration and then click Modify Services The services dialog box appears Property Sheet Services Name DHCP Status Disabled Version ee Description Enterprise Edge DHCP Server Save Cancel IT ew eo MEME CS E CMM MEC CF Warning Applet Window 4 From the Status list box enable or disable the resource service defined in the Name box 5 Click the Save button to return to Unified Manager 6 Repeat this process to enable or disable e DHCP DNS e Routing SNMP QoS e VoIP Gateway e Qos Monitor e Web Cache e Voice Record e TAPI Service Provider e Voice Service Alarm Service e Voice Mail resource service e Msc e Telephony resource If a resource service is not highlighted prior to prompting resource modification an error message appears that asks you to select a row in the table Click the OK button to continue Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Configuring Unified Manager Settings 45 Status fields where available are the accumulation of administrative and operational status of the component queried The three administrative statuses that can be assumed by a component are Enabled the component is enabled to operate in its normal mode with all normal parameters set
176. the Tab key 8 Click the Save button to return to Unified Manager To add user profiles 1 Onthe menu click Configuration and then click Add Entry The User Profile dialog box appears 2 In the Name box type the user name 3 In the Destination IP box type the destination IP address 4 From the Qos Monitor list box enable or disable the QoS monitor Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 123 5 In the Transmit Threshold box type the transmit threshold and press the Tab key 6 In the Receive Threshold box type the receive threshold 7 In the Destination Digits box type the destination digits 8 Click the Save button to return to Unified Manager To delete remote gateways 1 In the Remote Gateway table click the remote gateway you want to delete 2 Onthe menu click Configuration and then click Delete Entry A message appears that asks you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager 4 Click the VoIP Gateway navigation key to close the navigation tree P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 124 Configuring Services Settings QoS monitor To set the QoS monitor 1 On the navigation tree click QoS Monitor Clicking the QoS Monitor navigation key expands the navigation tree doesn t display the summary of configurable QoS monitor services You must click QoS
177. the Tab key 11 In the Local Gateway IP box type the local gateway IP address and press the Tab key 12 Press the Tab key save the settings To modify VoIP Gateway Remote Gateway Entry services On the navigation tree click Remote Gateway Clicking the Remote Gateway navigation key causes the key to disappear You must click Remote Gateway The VoIP Remote Gateway screen appears Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 121 NORTEL ee ENTERPRISEA Fault Report Tools Comprehensive Add Detete Del All 9 Enterprise Edge System Resources 9 Q Services DHCP DNS Routing SNMP ay o Remote Gateway onitor eov 18 Net Link Mgr ord i ce Provider 2 Voice Mail Management 1 In the Remote Gateway table click the remote gateway you want to configure 2 On the menu click Configuration and then click Modify Entry The Remote Gateway dialog box appears 1 Property Sheet Of x Remote Gateway Name pn Destination IP 000 000 000 000 QoS Monitor Disabled Transmit Threshold es Receive Threshold ay Gateway Type Voice_Net Destination Digits n595 D gt Ready Warning Applet Window P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 122 Configuring Services Settings The VoIP Remote Gateway settings a
178. the behavioral characteristics of a flow do not specify flows as premium Instead you can specify them as the highest B E traffic Consider the following guidelines when you set up priority filters The fewer the conditions to check for the fewer CPU cycles are consumed Filter processing is faster if fewer conditions are specified without compromising the precision in selection If you don t need the value of a particular criterion such as source port number don t set a corresponding value for the filter When you specify the layer 3 sub protocols use the port number IP address combinations and avoid specifying the protocol field Nortel Networks recommends that you specify a protocol field only if you manage an unusual condition in your network This reduces the consumption of CPU cycles Users can configure the precedence of the filters Packets are matched against each filter sequentially until a match is found Pay attention when specifying the precedence of filters Placing popular filters ahead of unpopular filters can significantly speed up the processing Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 35 Port Range Setting for Legacy Networks Enterprise Edge uses UDP port ranges to provide high priority to VoIP packets in existing legacy IP networks These same port ranges must be reserved and set to high priority on all routers that an administrator expects t
179. the error string and the error number The error string includes the error description and the context of the error The error number is a three part number that uniquely identifies the error Be sure to note the error number when communicating with TSC to resolve the problem User Actions Some Enterprise Edge errors are caused by a wrong parameter value For these errors the recommended action resolves the problem Other possible errors are caused by an internal transition of states that puts the system and the user in an error condition In this event assistance from TSC is required to resolve the problem Note Any Enterprise Edge errors that are not listed in this manual are advanced and require assistance from TSC for resolution Errors List In the following list in cases where multiple errors can happen in a particular context a wild card representation is used Error Number Description Action 2 5 4 This is an invalid data error There was an error in setting system date Reason The date month or year component contains a zero or negative value Provide the correct date value 2 xx 4 These are various errors related to an error in setting system date Reason The system rejected the date for various reasons The reasons could be that it is beyond the range of dates supported For example 01 01 0001 is invalid date This is an invalid data error There was an error in setting system time
180. ther edge device puts in the IP packets it sends Otherwise ignore this setting Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 111 Setting Definition Priority Lets users specify the priority given to packets that match the criteria specified in the filter The priority value has significance only within the IP interface the packet is related and is relative to other packets that go out through the interface O is the highest priority and 8 the lowest priority Use caution when you assign priority If you assign priority 0 for regular data traffic it is possible that the quality of voice calls that go through this interface are degraded Use priority 0 only if your WAN does not carry any voice calls As a guideline always start assigning priorities from the lowest level up Outbound DS Code Lets users specify the new DS Code added to the packets that match this filter If you don t want to change the DS Code in the packets going out through the interface don t specify any value for this setting If a value is specified this setting lets Enterprise Edge change the DS code on outgoing packets This lets Enterprise Edge be used as a marker device on the edge of a diffserve capable network 2 In the Description box type the description 3 In the Version box type the version 4 From the Status list box select enable or disable 5 In the Pr
181. traffic above the generic traffic and three classes below it Amaximum of 31 priority filters for best effort traffic can be created The QoS module can be optionally turned ON or OFF The default setting is on e The predetermined WAN bandwidth is always available to VoIP gateway channels That is VoIP gateway calls are always admitted The remaining WAN premium bandwidth can be used by other H 323 streams such as Microsoft NetMeeting If there is no VoIP gateway traffic their WAN bandwidth can be used only by best effort traffic not other premium traffic for example Netmeeting Enterprise Edge does not support preemption of admitted premium streams Currently packet prioritizing and priority filters apply only to outbound traffic for specified interfaces Inbound traffic is treated on a first in first out FIFO priority e The maximum port numbers a user can reserve for premium traffic is 256 Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Services 37 LAN Connections The Enterprise Edge Ethernet 802 3 interface supports IEEE 802 3 Ethernet frame format The Ethernet interface uses Carrier Sense Multiple Access with Collision Detection CSMA CD to manage the access to the physical media Enterprise Edge Ethernet interface supports the following features e 100 BASE TX with RJ 45 connector e 10 100 Auto Sense e Full Duplex support Fast LAN LAN routing WAN Connections
182. ure them 1 On the navigation tree click the Routing navigation key to expand the menu 2 Onthe navigation tree click LANI Clicking the LANI navigation key causes the key to disappear You must click LANI to view the available services to configure The Summary Input Filter Output Filter and Static Route screen appears Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 87 TEL NORTE BME cr Group Edit Configuration Performance Fault Report Tools Logoff View Help Comprehensive Summary Ada Delete Del An Al 9 A Enterprise Edge 2 1 NONE v om system B Routing Protacol Resources A Input Filter Action Forward Y 9 Services EET DHCP i Output Filter Action Forward Y DNS EU eee ee ee 9 Routing 2 Input Filters 1 Filter FHS S Destinati P IF1 10 10 10 1 10 10 10 1 20 20 20 2 20 20 20 2 Output Filters a Qutout Filter L Source Address Source Mask Destination Ad Destination M Protocol Source Port L Destinatia Provider Voice Service i Static Route m Alarm Service B Voice Mail i Static Route SR Destination Address Destination Mask Next Hon Router Metric Value Management Hi Note The RIP Parameters screen is not displayed unless you choose RIP as your routing protocol in the LAN1 summary screen To display the
183. ut filters on the interface The operation failed because there were no input or output filters defined for the interface Add an input or output filter before setting the action 14 17 68 Command failed Error is setting static route This problem is caused by a mismatch in destination network address in its subnet mask specified in the route Match them Bitwise AND of destination address and subnet mask should be equal to the destination address The routing protocol is changed and the screen didn t update Refresh the screen by clicking on View Refresh menu item The routing protocol for the interface shows up as RIP But no RIP configuration parameters show up on the screen Set the routing protocol back to NONE and then set to RIP again The RIP configuration field would show up 14 5 77 Invalid Data Value Static default route is not permitted in this version Reason You were setting a static route that was a default route for the system In this release of Enterprise Edge setting default routes as static routes is not permitted The default route is managed by the Net Link Manager component that accepts the address of next hop router on the primary and then adds or deletes manages the default route in the system None Enterprise Edge N etworking O perations G uide P0910464 Issue 01 MIB Il Information Diagnostics and Utilities 161 Here is t
184. uter in its immediate neighborhood or domain That router forwards the packet to the computer whose address is specified Because a message is divided into a number of packets each packet can if necessary be sent by a different route across the Internet Packets can arrive in a different order than the order they are sent Another protocol the Transmission Control Protocol TCP to put the packets in the right order Enterprise Edge N etworking O perations Guide P0910464 Issue 01 Using Enterprise Edge Services 23 IP is a connectionless protocol which means that there is no established connection between the end points that communicate Each packet that travels through the Internet is treated as an independent unit of data without any relation to another unit of data The packets get put in the right order because TCP the connection oriented protocol keeps track of the packet sequence in a message In the Open Systems Interconnection OSI communication model IP is in layer 3 the Networking Layer Enterprise Edge IP routing specifics Using Enterprise Edge Unified Manager you can perform the following routing configuration options e Add or delete the interfaces to routing protocols e Configure routing protocol options e Add and delete static routes e Add or delete filters e Set filter actions For instructions on configuring routing options see Routing on page 85 The followings table shows the Enterprise Edge IP routing p
185. uting Up 40 Enterprise Edge Multi Protocol SNMP Disabled 40 Enterprise Edge SNMP Agent QoS Enabled 1 1 Enterprise Edge QoS Provider Note Each time you exit Unified Manager the display returns to the default configuration Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Using Enterprise Edge Unified Manager 13 Navigating between views Choosing items in the navigation tree is the primary method for navigating the Unified Manager menu The navigate between views 1 Point to an item in the navigation tree and click the key to expand to the desired view 2 Onthe navigation tree click the name of the item to display specific information In this example WAN is selected 3 Click an item from the column to see information about it In this example WANI is selected The resource information appears NETWORKS ENTERPRIS keys Ear Pontiguration Renomence ul Hepat iio aol View Help Comprehensive Resources i Wetec EST click to Enterprise Edge Name Status Version Description view 8 WANT WAN Interface T1 Upper Sy Resources WAN Interface Lower Sync P G LAN m Telephony H Services H 9 Management click to view P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 14 Using Enterprise Edge Unified M anager Changing column order You can change the order and size of data views in Unified Manager You can customize the view by resizing column widths or
186. uting updates sent over this interface router does not include the routes learned over this interface This mode performs better than Actual but still requires significant amount of time to converge routes It requires all routes corresponding to an unreachable network expire before removing them from the routing table Poison Reverse in the routing updates sent over this interface the router includes the routes learned over this interface but poisoned metrics All metric values are set to RIP infinity 16 for the routes learned through this interface This results in the fastest convergence Triggered Updates Lets users enable triggered updates or immediate route update announcements whenever a metric or other parameter changes in the route table entries If triggered updates are enabled the changes are gathered for the interval specified in the global parameter Triggered Update Interval and then sent over this interface Triggered updates results in more frequent smaller RIP updates Announce Default Route Lets users enable or disable announcing default routes in incoming route announcements Use caution when enabling this feature as improper configuration causes a loss of network connectivity Default routes are always set statically on the router Accept Default Route Lets users enable or disable accepting incoming default routes Set default routes as static routes If you are run Net Link Manager to
187. v Source Pot ICMP Type 4 A Save Cancel iE ee MM MEE MEM Warning Applet Window 1 In the Source Address box type the source address 2 In the Source Mask box type the source mask 3 In the Destination Address box type the destination address 4 In the Destination Mask box type the destination mask 5 From the Protocol list box select the response 6 In the Source Port ICMP Type box type the source port ICMP type 7 In the Destination Port ICMP Type box type the destination port ICMP type 8 Click the Save button to return to Unified Manager P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 96 Configuring Services Settings To add LANI input filters 1 10 On the menu click Configuration and then click Add Input Filter The Input Filter dialog box appears In the Input Filter box type the input filter In the Source Address box type the source address In the Source Mask box type the source mask In the Destination Address box type the destination address In the Destination Mask box type the destination mask From the Protocol list box select the response In the Source Port ICMP Type box type the source port ICMP type In the Destination Port ICMP Type box type the destination port ICMP type Click the Save button to return to Unified Manager To delete LAN1 input filters 1 2 Click a filter in the Filter table On the menu clic
188. view e DiffServ networks Legacy networks e Admission control e Packet marking for DiffServ networks e Port range setting for legacy networks Relationship between the QoS Module and the VoIP QoS monitor Enterprise Edge QoS restrictions and defaults QoS overview On the Internet Quality of Service QoS is the methodology that transmission rates error rates and other characteristics can be measured improved and to some extent guaranteed in advance QoS is of concern for the continuous transmission of high bandwidth voice and video multimedia information Transmitting this content dependably is difficult in public networks using ordinary best effort protocols Real time applications that include voice and video are time sensitive Delivering voice and video over the Internet requires bounded packet delay and jitter Differentiated Services DiffServ is a QoS framework standardized by IETF that focuses on DiffServ standards for real time and mission critical applications The DiffServ standards are evolving and vendors are starting to develop network devices that support DiffServ The purpose of the Enterprise Edge QoS module is to prioritize IP traffic and to provide an acceptable quality of service to delay and jitter sensitive applications such as audio and video as well as mission critical applications The Enterprise Edge QoS module primarily serves two purposes e Ina DiffServ network it acts as an edge device
189. workstations to share common information downloaded from the Internet Data is usually cached on individual workstations Each time a workstation on the LAN requests information from the Internet the individual s request is sent to the Internet and the information is returned to their workstation If multiple LAN workstations request common data a web cache on the network reduces download time from the Internet With Enterprise Edge configured as a web proxy with web caching LAN workstations have shorter download times e Previously downloaded information is stored for future use by all workstations on the LAN Enterprise Edge retrieves information from the Internet only if it is not already cached or if the cached file is out of date compared to the information on the Internet e Cookie blocking protects users privacy You can configure the web caching settings through your web browser The web proxy also provides security features similarly to the DNS proxy because it hides all of the internal browsers IP addresses from external web servers External web servers see Enterprise Edge s IP address Guidelines for Using Web Caching Proxy The Enterprise Edge web proxy uses a web server for running in HTTP Proxy mode Consider the following guidelines when using web caching proxy e A web server installed in Enterprise Edge can not be used as a general purpose HTTP server It is only used by the Enterprise Edge web base
190. written Use caution when changing this value Lease Time Lets users specify the time in seconds from an address assignment until the client s lease expires Scope Status Lets users enable or disable the scope Address Range Lets users specify the valid IP addresses that are assigned to DHCP clients Excluded Address Lets users specify IP addresses that are not available to DHCP clients P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 80 Configuring Services Settings To modify the configuration of the Scope Specific Options screen 1 In the DNS Server box type the name of the DNS server This field is configured automatically Use caution when you change it 2 In the WINS Server box type the name of the WINS server This field is configured automatically Use caution when you change it 3 In the Default Gateway box type the default gateway This field is configured automatically Use caution when you change it 4 Inthe Lease Time box type the lease time This field is configured automatically Use caution when you change it 5 From the Scope Status list box select the scope status 6 Press the TAB key to save the settings To modify add or delete a DHCP address range or excluded address range 1 Assign only one IP Address range for a DHCP Scope and exclude ranges of addresses in it from being assigned to clients To modify address ranges 1 Click an addres
191. y Sheet Trap Community List Trap List Tit Community Name pone Save Cancel Ready Waming Applet Window 2 In the Trap List box type the trap list 3 In the Community Name box type the community name 4 Scroll to see the Manager IP Address box 5 In the Manager IP Address box type an IP Address for a manager station that is a member of this trap community 6 Click the Save button to return to Unified Manager Enterprise Edge N etworking O perations G uide P0910464 Issue 01 Configuring Services Settings 107 To modify a trap community 1 In the Trap Community table click the trap community you want to modify 2 Onthe menu click Configuration and then click Modify Trap Community The Trap Community List dialog box appears 3 Click any box that requires modification and type the necessary changes 4 Click the Save button to return to Unified Manager To delete a trap community 1 In the Trap Community table click the trap community you want to delete 2 Onthe menu click Configuration and then click Delete Trap Community A message appears that asks you to confirm the deletion 3 Click the Yes button to confirm the deletion and return to Unified Manager P0910464 Issue 01 Enterprise Edge N etworking O perations G uide 108 Configuring Services Settings QoS To configure QoS services settings 1 On the navigation tree click QoS Clicking the QoS navigation key expands the navig
192. y settings local gateway 121 overview 120 remote gateway 121 VolP Q oS Monitor relationship with the QoS module overview 38 W WAN bandwidth for admission control 34 WAN connections backup 41 overview 39 permanent 40 frame relay 40 PPP 40 WAN resource settings backup links access parameters 73 link parameters 71 overview 69 Enterprise Edge N etworking O perations Guide summary parameters 70 primary links access parameters 60 frame relay parameters 63 line parameters 61 overview 58 performance graphs and tables 68 PPP parameters 67 WAN routing services 101 web cache 178 W eb cache settings overview 128 web caching proxy guidelines 30 introduction 30 web proxy 178 web based administration setting up 21 W eighted Fair Queuing W FQ 178 wide area network WAN 178 window identifier 10 P0910464 Issue 01

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