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Voice/Fax Over IP Networks Model MVP400 H.323 Mode User Guide

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1. 54 E amp M positioning procedure 21 Firewall installing with MVP400 800 24 Front panel description 13 Installing the MultiVOIP software 0000 24 MUOG DON ETE 6 TG EEE EEE 95 Technical specifications 15 Technical SUPPONI 96 Typical application 8 Kle E 19 Upgrade procedure Lanser 82 MultiVOIP Main menu introduction 58 MultiVOIP Main menu screen 59 MultiVOIP Telnet server menu 89 MVP200 Configuring the Slave MultiVOIP 46 O Optimization factor ae 64 Ordering accessories 95 P Packets lost received 74 Password NM 75 Phone directory database changing 66 Flair 99 JER 99 Power dt SR EE 14 FE 13 Pulse generation ratio 65 R Receive Data ba REE EE PRA PIRRO TAO 60 Regional default setup Master 31 51 Regional parameters changing 65 Regulatory information 103 Remote configuration LAN based procedure 87 Modem based procedure 85 Remote management s sesneeserneren errre 88 PI eee 88 WEB PACTS Lusso iii 90 Remote site administrator deployment 54 Remote
2. 13 FTP File Transfer Protocol 99 FAO COMMON PE Eet 14 FXO disconnect 0N 61 SJ EE EE ER 61 FXS connector ca 14 FAS MENT eege Steeg 61 G Gatekeeper GE eri 6 FE ee ei rio 99 H H 323 protocol Overview 6 Hic 99 FR verv 99 Industry Canada statement 103 Installing MultiVOIP software 24 Installing software overview 18 Inter digit Acilia 60 Internet Multi Tech s Web Site 96 Internet protocol IP cla 100 IP default setup Master 27 IP default setup Slave 46 IP parameters changing ssesssessrseersersennn 73 PA ii 78 J Jitter buffer dynamic 64 ne aim 63 L LAN cable diagram 101 LAN based remote configuration 87 LEDS ONE lc 13 Limited warranty iii 94 Log entries reports RE 81 Log entry details viewing ees 80 M Max Baud rate voice fax 63 Modem based remote configuration 85 MultiVOIP 400 800 Accessories ordering 95 Back panel description 14 Cabling diagrams 101 Cabling procedure 20 Deploying the VOIP network
3. 60 Channel totals viewing 81 Coder VOICE TAN wccactiaciuvvsincdcavvaunvancsiavdesasincdan 62 Ge EEE PE 13 Command port cable diagram 101 Command port connector 14 Configuration port Setup 58 Configuration utilities overview 58 Configuring the MultiVOIP overview 18 Configuring your Slave MultiVOIPs 46 Connectors LO EEE 14 FO Je 14 GET SN 61 Custom tone pair settings 65 D Deploying the VOIP network Remote site administrator 54 VOIP administrator cri 54 Deploying the VOIP network overview 18 KC ia ER 99 Download firmware EN 58 Downloading firmware 82 DTMF GV in 62 Dynamic jitter buffer sinccossvanrssizaccuneasatviecssnicaies 64 120 E ESN COT EEE 14 E amp M interface n nnnonnnnnnnnnnnnnnnnnennerrerrerrerrenne 61 E amp M jumper block positioning 21 EMC safety and terminal directive compliance105 Ethernet connector ica 14 Ethernet LEDs 13 F Fax branding stateMent 103 FCC Part 15 statement 103 FCC Part 68 Telecom statement 104 fl EE mm ia 99 Firewall installing with MultiVOIPS 24 Flash Hook Timer n 60 Front Panel description
4. Digital Signal A discrete or discontinuous signal for example a sequence of voltage pulses Digital devices such as terminals and computers transmit data as a series of electrical pulses which have discrete jumps rather than gradual changes Digital Signaling Rates DSn A hierarchical system for transmission rates where DSO is 64 Kbps equivalent to ISDN B channel and DS1 is 1 5 Mbps equivalent to ISDN PRI Digital Transmission A method of electronic information transmission common between computers and other digital devices Analog signals are waveforms a combination of many possible voltages A computer s digital signal may be only high or low at any given time Therefore digital signals may be cleaned up noise and distortion removed and amplified during transmission Digitize To convert an analog signal to a digital signal DIP switch pronounced dip switch A set of tiny toggle switches built into a DIP dual in line package used for setting configurable parameters on a PCB printed circuit board Driver A software module that interfaces between the Operating System and a specific hardware device such as color monitors printers and hard disks Also known as a device driver Drop and Insert The process where a portion of information carried in a transmission system is demodulated Dropped at an intermediate point and different information is included Inserted for subsequent transmission DTE Dat
5. Configuring Your Slave MultiVOIP 400s section 45 MultiVOIP 400 User Guide 46 Configuring Your Slave MultiVOIP 400s If the Proprietary Phonebook option is selected in the Phone Directory Database dialog box then you will need to configure all remote H 323 endpoints as slave units For example the MultiVOIP 400 at the company s subsidiary office in London would need to be configured as a slave CAUTION If you are installing a MultiVOIP 400 behind a Firewall the Firewall must support H 323 Refer to your Firewall user documentation to enable H 323 support 1 Disconnect the PC from the Command port of the master MultiVOIP 400 and connect it to the Command port on the slave MultiVOIP 400 2 From your desktop click Programs I MultiVOIP 800 I MultiVOIP 800 Configuration The Main menu displays Hult OIP 800 3 51 Setup Firmware Jun 27 2001 Yoice Coder 1_60 Events RAM Initialized Ethernet Addr Inmitialized Buffers Imtialized Device Drivers Initalized LSL Imitialized Protocol Stacks Initialized Flash write scheduler Initialized Status Running Configuration Date Sep 24 2001 Connection Serial Rights Read tite 3 Click IP to display the IP Setup dialog box Hult OIP 800 IP Setup IP Details Enable Diffserv Frame Type TYPE 1 i Port Address IP Address 200 2 5 1 IP Mask 255 255 255 0 Gateway Address t IP Address Chapter 3 Software Loading and Configuration
6. Init String ATSO 1 KE 5 56 1920084 Int Response pk Dial String Connect Response UE sid Hangup String bannig sd NOTE Uf there is a Dial String specified in Modem Setup Configuration programs will try to initialize modem and dial this string Verify that IP is set for the Communication Type In the MultiVOIP 400 IP Address box enter the IP Address of the remote MultiVOIP 400 4 Click OK when you are finished making selections 5 Run the MultiVOIP 400 Configuration program Click Start Programs MultiVOIP 800 v3 51 MultiVOIP Configuration or double click the MultiVOIP Configuration icon in the MultiVOIP 400 program group The Reading Setup dialog box displays Mula VOIP 800 TFIP Reading Configuration Please wait HultYOIP IP Address 192 168 2 15 Configuration Size bytes 6 The MultiVOIP 800 Setup dialog box displays This is the dialog box of the remote MultiVOIP 87 MultiVOIP 400 User Guide 400 Refer to the Help for the more information HultYOIP 800 v3 51 Setup Firmware Jun 27 2001 Yorce Coder v1 60 RAM initialized Ethernet Addr initialized Buffers Imtialized Device Drivers Initalized LSL initialized Protocol Stacks Initialized Flash write scheduler Imtialized Status Running Configuration Date Sep 24 2001 Connection Serial Rights Read rite 7 After you have changed the configuration of the remote MultiVOIP 400 click Download Setup to update the co
7. 18 Click OK when you are finished The Phone Directory Database dialog box displays with your second entry in the window Mut OIF 800 Phone Directory Database re Es MEN KR Er Phone Number Destination Details Description 192 168 003 020 1720 Channel 1 192 168 003 020 1720 Channel 2 Number of Entries 2 0 931 Parameters x Use Fast Start Database Type Call Signalling Pott 1720 Master Slave HAS Parameters Siave Master IP Address E anes IP Address fi 92 168 31 Send Status Report to Master Port Number 1719 GateKeeper C Proprietary PhoneBook 19 Repeat this process for all channels and then click OK in the Phone Directory Database dialog Dox Note When entering multiple channels you can also click Copy From in the Add Edit Phone Entry enter the phone number you want to copy click OK in the COPY FROM dialog box Change the information as needed and click OK in the Add Edit Phone Entry dialog box 20 The following dialog box displays Click OK to download setup MultiVOIP 800 Checking MultiVOIP Ready to Download default Setup Choose OK to proceed 21 Once the setup program receives a response from the Multi VOIP 400 the Writing Setup dialog box displays indicating that the setup configuration is being written to the Multi VOIP 400 36 Chapter 3 Software Loading and Configuration bil ulti OIP 900 Writing 5 etup Date Stamp Dec 29 2000 Size bytes 7982 22
8. 8 From the program group of the MultiVOIP software run Download Firmware and select the file mtvoip bin 9 Run MultiVOIP Configuration and reconfigure your Multi VOIP The upgrade is complete Chapter 5 Remote Configuration and Management Introduction This chapter provides procedures for viewing or changing the configuration of a remote unit Two methods are provided to access a remote unit the first is modem based and the second uses IP Within the IP method three applications can be used 1 LAN Based using TFTP Trivial File Transfer Protocol 2 Telnet as a client application or 3 a standard web browser on the Internet Remote Configuration Remote configuration requires the MultiVOIP 400 software to be loaded on the local PC The local PC then controls the remote MultiVOIP 400 either via the modem connection or the LAN Modem Based To remotely configure a MultiVOIP 400 a local PC needs to be connected to a dial up line and the MultiVOIP software configured to call the remote MultiVOIP The remote MultiVOIP needs to have a modem connected to a dial up line and the Command Port Once the connection to the remote unit is made you can change the configuration as required Once the configuration is changed you can download the new configuration to the remote MultiVOIP Refer to the Modem Based Remote Configuration Procedure in this chapter to remotely configure a MultiVOIP 400 1 Atthe remote site remove the se
9. A digital data transmission rate between 56 Kbps DSO rate and 1 544 Mbps the full T1 rate in North America FT1 is typically provided on 4 wire two copper pairs UTP Often used for video conferencing imaging and LAN interconnection due to its low cost and relatively high speed FT1 rates are offered in 64 Kbps multiples usually up to 768 Kbps Frequency A characteristic of an electrical or electronic signal which describes the periodic recurrence of cycles Frequency is inversely proportional to the wavelength or pulse width of the signal long wavelength signals have low frequencies and short wavelength signals yield high frequencies Foreign Exchange FX A CO trunk with access to a distant CO enabling ease of access and flat rate calls anywhere in the foreign exchange area Foreign Exchange Office FXO Provides local phone service from a CO outside of foreign to the subscriber s exchange area In simple form a user can pick up the phone in one city and receive a tone in the foreign city Connecting a POTS phone to a computer telephony system via a T1 link requires a channel bank configured for the FX connection To generate a call from the POTS set to the computer telephony system an FXO connection must be configured Foreign Exchange Station FXS See FX FXO To generate a call from the computer telephony system to the POTS set a FXS connection must be configured Forward Explicit Congestion Notification FECN A bit
10. Applications option 2 System Information option 3 and Voice Channels option 4 For further descriptions of these options refer to Chapter 4 MultiVOIP 400 Software E Teluci 192 065 80 206 Taner lds ars i e FER TUE Peinel Server ai FT 11 Voice over IP Configuration 7 Fame Busk unt ural au 3 Phone Directary Configuration Rights RcadHritr Enter Your Choice di to cHITIZI CC Hain Meum 23 1 Protocol tacks LJ Apptiral mus 41 System nFornation LAI Unni o Elamm l Hills z eal Arile Deler Yum iim 1 Im At PEIL nr LEE In PRIU imi sula JE Phone Directory Database Selecting Option 2 enables you to add entries to the Phone Directory Database Refer to Chapter 4 MultiVOIP 400 Software for more details on the database 89 MultiVOIP 400 User Guide Telnet 192 168 80 206 Connect Edit Terminal Help S lt lt Phone Directory Configuration gt gt 1 Status Proprietary PhoneBook 2 Related Details 3 Q 931 Parameters Rights Read Write Enter Your Choice 1 to 3 exit or ESC to PREV menu 2 lt lt Proprietary PhoneBook Configuration gt gt 1 Status Master 2 Master IP Address Not Applicable 3 Turn Status Request Not Applicable A Apply Rights Read Write Enter Your Choice 1 to 3 A exit or ESC to PREU menu or RL ay Phone Directory Configuration Selecting Option 3 enables you to configure and manage the Phone Directory T
11. The master database contains the phone numbers of all H 323 endpoints available for communication on an IP network This database is downloaded to each slave MultiVOIP 400 as it comes online HultYOIP 800 Phone Directory Database Phone Number Destination Details Humber of Entries 0 C GateKeeper Proprietary PhoneBook Database Type e Master Slave Master IP Address rts t S aster II ress TEP AY Send Status Report to Master Description 0 931 Parameters x Use Fast Start Call Signalling Port 1720 RAS Parameters IP Address ji 92 166 31 Port Number i 719 To configure the master MultiVOIP 400 verify that the Proprietary Phonebook and Master options are selected The Master IP Address Send Status Report to Master and RAS Parameters group will be unavailable Note Click Slave Status to display the Slave VOIP Status dialog box used for viewing phone number IP address status and description of slave units See the Configuring Your Slave MultiVOIP 400s section for details 1 Click Add to begin building your phone directory database The Add Edit Phone Entry dialog box displays Chapter 3 Software Loading and Configuration Hult OIF 800 Add Edit Phone Entry Station Information Phone Number i Description a Voice Channel Station Identification Hunt Group no HUHT IP Address Port 1720 2 Enter the unique phone number of th
12. 206 1 Fab Loop HultYOIP v3 51 SC FEC Forward Error Correction The ratio of Packets Lost versus Packets Received provides a general indication of the integrity of the Internet connection To reduce the frequency of lost packets select a low bit rate coder such as G 723 or Netcoder Selecting the Forward Error Correction check box on the Voice Fax tab in the Channel Setup dialog box enables the MultiVOIP 400 to recover many of the lost packets The Jitter value measured in milliseconds indicates the mean deviation of the difference in packet spacing at the receiver compared to the sender for a pair of packets 74 Chapter 4 MultiVOIP Software Applications Setup Click Others on the Setup menu to open the Applications Setup dialog box You can enable the SNMP Agent the default is disabled set up all the necessary parameters enable or disable various remote configuration methods such as TFTP Trivial File Transfer Protocol Server Web Server Dumb Terminal Management and Telnet Server and assign a Password to the MultiVOIP 400 for Internet security These remote configuration applications enable remote viewing and changing of the MultiVOIP 400 configuration or updating firmware from anywhere on the connected internetwork Verify that the desired applications are selected All applications in the Enable Configuration through group are selected by default To disable a given application click to clear the check box and d
13. FEB SUI RARI 104 Canadian Limitations Notice ANE 105 EMG Safety and Terminal Directive Compliance iii ini 105 OOS SA a E 107 Ile 5 PRE EE EE EE 120 Multi 0777 Voice Fax over IP Networks Chapter 1 Introduction and Description Multi lec Systems MultiVOIP 400 User Guide Introduction Welcome to Multi Tech s new voice fax gateway the MultiVOIP model MVP400 The MultiVOIP 400 enables analog voice and fax communication over a traditional data communications data networking digital Internet Intranet Multi Tech s new voice fax gateway technology allows voice and fax communication to be transmitted with no additional expense over your existing communications Internet Intranet which has traditionally been data only To access this free voice and fax communication all you have to do is connect the MultiVOIP 400 to a phone or to your existing in house phone switch and then to your existing Internet Intranet connection Once configured the MultiVOIP 400 allows voice and fax to travel down the same path as your traditional data communications The MultiVOIP 400 supports the H 323 standards based protocol enabling your MultiVOIP 400 to participate in real time conferencing with other third party VOIP Gateways or endpoints that support the H 323 protocol for example Microsoft NetMeeting The H 323 standard defines how endpoints make and receive calls how endpoints negotiate a common set of audio and data capabilities how
14. Outbound Digits Call Charges 03 29 38 AM 05 06 2000 00 03 15 Voice G 723 1 6 3 kbps 1 077 765 From MYP800_Ch2_802 To HYP800 Chl 801 From gt To Details 808 801 192 168 80_206 8 192 168 50 206 1 FAS Loop FS Loop kult OIP v3 51 Hult OIP v3 51 Phone Humber IP Address Interface Firmware Version Options SC SC SC Silence Compression FEC Forward Error Correction Status Success Remote Side has disconnected 80 Chapter 5 Remote Configuration and Management Viewing Channel Totals The Channel Totals dialog box displays Outgoing and Incoming calls with their Attempted and Completed numbers for each channel on this MultiVOIP 400 The Total Connected Time for the channel also displays This provides a listing of successful call completions on each channel of the unit Mult OIP 800 Channel Totals Total Outgoing Calls Incoming Calls Channel Connected Time Attempted Completed Attempted Completed Channel 1 00 00 00 Channel 2 00 00 00 Channel 3 00 00 00 Channel 4 00 00 00 Reports A report of the contents of the Log Entries dialog box can be generated using the Windows Notepad accessory and then printed from your local PC The report is generated by entering the To and From dates in the Report Generation dialog box and then clicking Generate This function provides a hard copy of the Log Entries dialog box E Reports bt Notepad OF x File Edit Search Help Event HI
15. The Open dialog box displays Hult OIF 800 Downloading Boot Es File Hame BOOT UPG Size bytes 71290 HultYYDIP 800 IP Protocol Default Setup Ei pe Ethernet IP Address 200 2 91 Subnet Mask 255 255 255 0 Gateway 200 2 9 1 0 Enter your LAN IP Address Subnet Mask and Gateway Address in the IP Protocol Default Setup dialog box Click OK when finished Enter your current configuration in the Channel Setup dialog box Click OK when finished Chapter 5 Remote Configuration and Management Hut DIP 800 Channel Setup interface Sings Select Channel Channel 1 vi Interface Dialing Options Inter Digit Time FXS Loop Start eten E O FXS Ground Start Se FAO G C E amp M Message Waiting Light Ring Count FAS E The MultiVOIP firmware coders and H 323 stack download then the MultiVOIP reboots Hult DIP 800 Downloading Bin Firmware File Mame MHT OIP_BIN Size bytes 1324162 Downloading Yoice Coders i File Name CODERS HST Size bytes 76228 mn 16 Downloading PDL File File Name H323 PDL Size bytes 264567 15 83 MultiVOIP 400 User Guide 84 Manual Upgrade Procedure Use this procedure to MANUALLY upgrade your previously installed MultiVOIP400s from 3 01D or earlier to H 323 version 3 51 MVP400 version 3 51 MANUAL Installation Instructions Follow this procedure ONLY if you want to MANUALLY upgrade your MultiVOIP Note
16. To configure a MultiVOIP the COM port of a PC is connected to the Command port on the MultiVOIP Configuration software is loaded onto your PC and your unique LAN parameters must be established The configuration software is based on a standard Windows Graphical User Interface GUI which simplifies your selection process to a single parameter group within a dialog box For example your LAN IP parameters are contained in a single dialog box as shown below You can configure your network IP address and mask for the MultiVOIP 400 and the gateway address for the corporate router on the same dialog box Mult OIP 800 IP Protocol Default Setup x Ethernet IP Address 201 22 122 118 Subnet Mask 255 255 255 128 Gateway 201 22 122 1 For your corporate MultiVOIP the Ethernet Frame Type is Type Il the IP Address is 201 22 122 118 the Subnet Mask Address is 255 255 255 128 and the router Gateway Address is 201 22 122 1 Once the LAN parameters are established you can set up the voice channel parameters The channel setup parameters define the voice side of the MultiVOIP the voice channel interface FXS Ground and Loop Start are for connecting to a standard analog telephone set FXO Foreign Exchange Office interface connects to the station side of a PBX and E amp M Ear and Mouth connects to the trunk side of the PBX Along with each interface there are additional parameters that need to be considered such as for FXO the d
17. Windows 98 Windows 95 Windows NT and NetMeeting are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Multi Tech Systems Inc 2205 Woodale Drive Mounds View Minnesota 55112 763 785 3500 or 800 328 9717 Fax 763 785 9874 Technical Support 800 972 2439 Internet Address http www multitech com Contents Chapter 1 Introduction and Description anxrannvnnnvnnnnnnnnnnnnnnnnnnnnnnennnnnnnennn 5 OR nn mn ee ee a ai ti NE rer rer terre errr re 6 gl PRO E IO NN NN 7 HE Se Eee RE se eee te stay a ed ernie er de D eee Met 8 Prroni Fane DEOSONDUOI ROIO 13 PP 14 FONT 14 NN PN NN 14 10Base T Ethernet Connector EEE aaa iron 14 el GE EE 14 NNN 15 g ETE ET TE EE EE I RA TE 15 Ct N 15 Valea 15 ENN 15 Chapter 2 Installation snnnsnnnnnnennnunannnunennnnnennnnnannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 17 eee TET beata EN 18 EE EEE KE EL RAP niches seed cire 18 Bee KE PE EE ETER EE AE EE E 18 EET AK TET RE EE ENE PE 18 Bee dg SAT eh EE 19 PT NN 19 NT 20 E amp M Jumper Block Positioning Procedure olio energica N 21 Chapter 3 Software Loading and Configuration ss 23 NFR avrai 24 NTT PERL vei 27 Registering with a Gatekeeper Phone Directory Ve 33 Building a Proprietary Phonebook Directory EEN 38 COSIO Tour ENN PR nona 46 Depono Do EE RER SN ade 54 KE DELER EI EE EEE NN ESTA 54 Chapter 4 MultiVOIP 400 Software nrrnnnnnnnnnnnnnnnnnnnnnnnnnn
18. information is formatted and sent over the network and how endpoints communicate with their respective Gatekeepers Gatekeeper software is optional and when used in a network it typically resides on a designated PC It acts as the central point for all calls within its zone and provides call control services to all registered endpoints In addition Gatekeepers can perform bandwidth management through support for Bandwidth Request Confirm and Reject messages The MVP400 has four voice fax channels with three voice fax interfaces per channel a 10 Mbps Ethernet LAN interface and a command port for configuration System management is provided through the command port using bundled Windows software which provides easy to use configuration menus and a comprehensive online Help system Multi le 1 Systems Figure 1 1 MultiVOIP 400 Chapter 1 Introduction and Description Preview of this Guide This guide describes the MultiVOIP and tells you how to install and configure the unit The information contained in each chapter is as follows Chapter 1 Introduction and Description Chapter 1 describes the MultiVOIP and provides a typical application Front panel indicator and back panel connector descriptions are provided In addition a list of relevant specifications is provided at the end of the chapter Chapter 2 Installation Chapter 2 provides information on unpacking and cabling your MultiVOIP The installation p
19. 16 Multi 0777 Voice Fax over IP Networks Chapter 2 Installation Multi lec Systems MultiVOIP 400 User Guide Installing Your MultiVOIP The basic steps of installing your MultiVOIP 400 network involve unpacking the units connecting the cables and configuring the units using management software MultiVOIP Configuration This process results in a fully functional Voice Over IP network A general description is provided below and detailed instructions are provided in Chapter 3 Software Loading and Configuration Installing and Configuring Your MultiVOIP The VOIP administrator must first install the MultiVOIP 400 software and then configure each MultiVOIP 400 for its specific function During the configuration process it is important to note that the Phone Directory Database is configured differently depending on whether or not you have Gatekeeper support on your VOIP network If your VOIP network supports Gatekeeper software you must preregister or remotely register all H 323 endpoints with the Gatekeeper The procedure for doing this is explained in the Registering with a Gatekeeper Phone Directory section If your VOIP network does not have Gatekeeper software or the Gatekeeper software is not enabled then you must build a proprietary phonebook with a master MultiVOIP and slave MultiVOIPs The master unit includes the assignment of a unique LAN IP address subnet mask and Gateway IP address as well as the selec
20. A TCP IP Description 98 TCP IP Transmission Control Protocol Internet Protocol is a protocol suite and related applications developed for the U S Department of Defense in the 1970s and 1980s specifically to permit different types of computers to communicate and exchange information with one another TCP IP is currently mandated as an official U S Department of Defense protocol and is also widely used in the UNIX community Before you install TCP IP on your network you need to establish your Internet addressing strategy First choose a domain name for your company A domain name is the unique Internet name usually the name of your business that identifies your company For example Multi Tech s domain name is multitech com com indicates this is a commercial organization edu denotes educational organizations gov denotes government organizations Next determine how many IP addresses you will need This depends on how many individual network segments you have and how many systems on each segment need to be connected to the Internet You will need an IP address for each network interface on each computer and hardware device IP addresses are 32 bits long and come in two types network and host Network addresses come in five classes A B C D and E Each class of network address is allocated a certain number of host addresses For example a class B network can have a maximum of 65 534 hosts while a class C network can have only 25
21. B7ZS line coding does not place restrictions on user data AMI does B8ZS Bipolar 8 Zero Suppression line coding One of two common methods of T1 line coding with AMI B8ZS line coding does not place restrictions on user data AMI does A coding method used to produce 64 Kbps clear transmission See also B7ZS and AMI line coding Backbone 1 A set of nodes and their interconnecting links providing the primary data path across a network 2 In a local area network multiple bridge ring configuration a high speed link to which the rings are connected by means of bridges A backbone may be configured as a bus or as a ring 3 In a wide area network a high speed link to which nodes or data switching exchanges DSEs are connected 4 A common distribution core that provides all electrical power gases chemicals and other services to the sectors of an automated wager processing system Background An activity that takes place in the PC while you are running another application In other words the active user interface does not correspond to the background task Bandwidth The transmission capacity of a computer channel communications line or bus It is expressed in cycles per second hertz the bandwidth being the difference between the lowest and highest frequencies transmitted The range of usable frequencies that a transmission medium will pass without unacceptable attenuation or distortion Bandwidth is a factor in determining the am
22. Enabling Tone Detection activates the Disconnect Tone Sequence options For Disconnect Tone Sequence you can select either one or two tones that will disconnect the line The person hanging up a call must then hit the key or keys that will produce those tones For Silence Detection select One Way or Two Way then set the timer for the number of seconds of silence before disconnect The default value of 15 seconds may be shorter than desired for your application E amp M If you are connecting to an analog E amp M trunk on your PBX then choose the E amp M interface option to enable the E amp M Options group Check with your in house phone personnel to determine if the signaling is Dial Tone or Wink and if the connection is 2 wire or 4 wire If Wink signaling is used then the Wink Timer is enabled with a default of 250 milliseconds The range of the Wink Timer is from 100 to 350 milliseconds Check with your in house phone personnel for this timer setting Note After configuring a given channel you can copy that channel configuration by clicking Copy Everything on the Interface tab will be copied to the other channel Repeat the above step to configure the interface type for voice fax channel 2 The Voice Fax tab displays the parameters for the voice gain DTMF Dual Tone Multi Frequency gain voice coder faxing and advanced features such as Silence Compression Echo Cancellation and Forward Error Correction 9 10 11 Chapter
23. Maximum Jitter Value default setting is 300 milliseconds and the Optimization Factor default setting is 7 Note After configuring a given channel you can copy that channel configuration by clicking Copy Options Everything on the Billing Misc tab will be copied to the other channel If your country region is not USA the default click the Regional tab and proceed to step 26 Otherwise proceed to step 27 to begin building your phone directory database 26 To change the Tone Pairs on the Regional tab select your country or region from the Country Region list Note If your country or region is not listed click Custom to define it Hult DIF 800 Channel Setup Country Region USA EI Tone Pairs Frequency Hz Gain dB Cadence secs 1 2 1 2 Type On Off Dial Tone 350 440 16 16 Busy Tone 480 620 16 16 Ring Tone 480 440 16 16 Pulse Generation Ratio Ge 60 40 ms O 67 33 ms oe ME ES RA 31 MultiVOIP 400 User Guide 32 27 The Tone Pairs group enables you to select and modify the parameters Click OK when finished The Phone Directory Database dialog box displays This dialog box enables you to select either the GateKeeper or Proprietary Phone Book Once you have selected the type of Phone Book database you can proceed to Registering with a Gatekeeper Phone Directory in the following section Or if you are building a proprietary phone book proceed to the Building a Proprietary Phoneboo
24. Mode Refers to the switching of chunks of information for different users using statistical multiplexing to send them over the same transmission facility Parity bit An extra bit attached to each byte of synchronous data used to detect errors in transmission Permanent Virtual Circuit PVC A connection between two endpoints dedicated to a single user IN ISDN PVCs are established by network administration and are held for as long as the user subscribes to the service Physical Unit PU The component that manages and monitors the resources such as attached links and adjacent link stations associated with a node as requested by an SSCP via an SSCP PU session An SSCP activates a session with the physical unit in order to indirectly manage through the PU resources of the node such as attached links This term applies to type 2 0 type 4 and type 5 nodes only Point of Presence POP The central office s end points of the long distance carriers Point to Point Protocol PPP A protocol that lets a PC user access TCP IP Internet member using an ISDN terminal adapter or a high speed modem over a standard telephone line Port A location for input or output data exchange Computers muxes and so on have ports for various purposes Primary Rate Interface PRI Used on ISDN In North America and Japan PRI is one 64Kbps D channel and 23 B channels Elsewhere it is one D channel and 30 B channels Primitive An abstract representatio
25. MultiVOIP maintains the phone directory and downloads the directory to each slave unit Jitter Value 400 ms X Echo Cancellation Hult DIP 800 Phone Directory Database eme Es Phone Number Destination Details Description Humber of Entries 0 Gatekeeper Proprietary PhoneBook Database Iype gg RAS Parameters Master Slave Lis IP Address 201 22 122 110 Master IP Address HITS Fort Mumber 1719 Send Status Report to Master The decision on building the phone directory database is contained in the Phone Directory Database dialog box Before you choose how the data base is going to be used here are a couple of things to keep in mind 1 If a Gatekeeper is employed in the network you need to choose the Gatekeeper option You can not mix the Proprietary PhoneBook with the Gatekeeper If you choose the Chapter 1 Introduction and Description Gatekeeper option you can communicate with other third party endpoints that support H 323 for example Microsoft NetMeeting 2 If you choose the Proprietary PhoneBook you establish a master slave relationship in that the master MultiVOIP maintains the phone directory database All of the phone numbers are listed in the data base so that if you want to communicate with someone in your VOIP network you can see the phone number in your data base Every time you bring up your slave MultiVOIP the current phone directory is d
26. NY 10989 Phone 800 826 0279 Fax 914 267 2420 Email info Qthesupplynet com Internet http www thesupplynet com 95 MultiVOIP 400 User Guide Tech Support Multi Tech has an excellent staff of technical support personnel available to help you get the most out of your Multi Tech product If you have any questions about the operation of this unit call 1 800 972 2439 Please fill out the MultiVOIP 400 information below and have it available when you call If your MultiVOIP 400 requires service the tech support specialist will guide you on how to send in your MultiVOIP 400 refer to the next section Recording MultiVOIP 400 Information Please fill in the following information on your Multi Tech MultiVOIP This will help tech support in answering your questions The same information is requested on the Warranty Registration Card Model No Serial No Software Version The model and serial numbers are on the bottom of your MultiVOIP 400 Please note status of your MultiVOIP 400 including LED indicators screen messages diagnostic test results problems with a specific application and so on Use the space below to note the MultiVOIP 400 status About the Internet 96 Multi Tech s presence includes a Web site at http www multitech com and an ftp site at ftp ftp multitech com Mmulti D 7 Voice Fax over IP Networks Appendixes Multi Systems MultiVOIP 400 User Guide Appendix
27. Steps 5 8 must be performed locally via the command port Note The MVP 400 800 must have 8 MB of Ram to function properly in the H 323 mode First verify that two SIMMs are installed Remove the front panel of the unit If there are two SIMMs installed you have 8 MB of RAM If not and you are upgrading a MVP400 you will need to install a second 4 MB SIMM into the empty SIMM socket The installed SIMM should be a 72 pin dram simm fast page mode not EDO The SIMM is available from Supplynet P N 94099400 Visit their Web site at www thesupplynet com or call 800 826 0279 1 Run MultiVOIP configuration from your old version of MultiVOIP software and take note of the current settings Your MultiVOIP will be reset to factory defaults during this upgrade 2 Uninstall your old version of MultiVOIP software by selecting the Uninstall MultiVOIP Configuration option from the program group 3 Install the H 323 compatible software from the MultiVOIP CD 4 From the program group of the MultiVOIP software run Download H 323 Stack and select the default file 5 From the program group of the MultiVOIP software run Download Voice Coders and select the default file 6 From the program group of the MultiVOIP software run Download Factory Defaults 7 From the program group of the MultiVOIP software run Download Firmware Under File Name enter upg and press ENTER Select the file named boot upg
28. The line may be accessed by lifting the telephone handset or by pushing a button Time Division Multiplexing TDM Division of a transmission facility into two or more channels by allotting the common channel to several different information channels one at a time Time Slot One of 24 channels within a T1 line Each channel has a 64K bps maximum bandwidth Time slot implies the time division multiplexing organization of the T1 signal Toll Call A call to a location outside of your local service area a long distance call Tone dialing One of two methods of dialing a telephone usually associated with Touch Tone push button phones Compare with pulse dialing Topology Physical layout of network components cables stations gateways and hubs Three basic interconnection topologies are star ring and bus networks Transmission Control Protocol TCP A communications protocol used in Internet and in any network that follows the US Department of Defense standards for internetwork protocol TCP provides a reliable host to host protocol between hosts in packet switched communications networks and in interconnected systems of such networks It assumes that the Internet protocol is the underlying protocol Transport Layer Layer 4 of the Open Systems Interconnection OSI model provides reliable end to end delivery of data and detects transmission sequential errors 118 Glossary Transport Protocol Data Unit TPDU A transpor
29. and Configuration Consecutive Packets Lost defines the number of consecutive packets that are lost after which the call is automatically disconnected The default setting is 30 Call Duration defines the maximum length of time in seconds that a call remains connected before being automatically disconnected The default setting is 180 seconds A call limit of three minutes may be too short for most configurations Therefore you may want to increase this default value 24 You can set billing options for inbound and or outbound calls by selecting them in the Billing Options group and then entering the charge in cents per number of seconds 25 Aminimum and maximum set of values can be set for Dynamic Jitter Buffer When receiving voice packets from a remote MultiVOIP 400 it is possible to experience varying delays between packets due to traffic conditions on the network This is called Jitter To compensate for this effect the MultiVOIP 400 uses a Dynamic Jitter Buffer The Jitter Buffer allows the MultiVOIP 400 to wait for delayed voice packets by automatically adjusting the length of the Jitter Buffer between configurable minimum and maximum values An Optimization Factor adjustment controls how quickly the length of the Jitter Buffer is increased when jitter increases on the network The length of the jitter buffer directly effects the voice delay between MultiVOIP 400 gateways The Minimum Jitter Value default setting is 150 milliseconds the
30. are connected to one another for a communication and that can be connected to a larger network Local Access and Transport Area LATA A post divestiture geographical area generally equivalent to a Standard Metropolitan Statistical Area At divestiture the territory served by the Bell system was divided into approximately 161 LATAs The Bell Operating Companies BOCs provide Intra LATA services Local Exchange Carrier LEC The local phone company which provides local not long distance transmission services AKA telco LECs provide T1 or FT1 access to LDCs unless the T1 circuit is completely intra LATA Inter LATA T1 circuits are made up of a combination of Access and Long Haul facilities Local Management Interface LMI A specification for frame relay equipment that defines status information exchange Local Loop A transmission path typically twisted pair wire between an individual subscriber and the nearest public telecommunications network switching center The wires provide ISDN service but require an NT1 at the user end and an LT at the network end AKA loop or subscriber loop Logical Link Control LLC2 In a local area network the protocol that governs the exchange of transmission frames between data stations independently of how the transmission medium is shared The LLC2 protocol was developed by the IEEE 802 commitee and is common to all LAN standards Logical Unit LU A type of network accessible unit that enables
31. as possible Also you will be advised of your right to file a complaint with the FCC if you believe it is necessary The telephone company may make changes in its facilities equipment operations or procedures that could affect the operation of the equipment If this happens the telephone company will provide advance notice in order for you to make necessary modifications in order to maintain uninterrupted service If trouble is experienced with this equipment the model of which is indicated below please contact Multi Tech Systems Inc at the address shown below for details of how to have repairs made If the equipment is causing harm to the telephone network the telephone company may request that you remove the equipment from the network until the problem is resolved No repairs are to be made by you Repairs are to be made only by Multi Tech Systems or its licensees Unauthorized repairs void registration and warranty This equipment cannot be used on public coin service provided by the telephone company Connection to Party Line Service is subject to state tariffs Contact the state public utility commission public service commission or corporation commission for information If so required this equipment is hearing aid compatible Manufacturer Multi Tech Systems Inc Trade name MultiVOIP Model Numbers MVP400 FCC Registration Number AU7USA 26050 DV N Modular Jack USOC RJ 11C or RJ 11W Service Center in U S A Mult
32. at http www multitech com for information about out of warranty repair costs ser caused damages are billed on a time plus materials basis Service If your tech support specialist decides that service is required your Multi VOIP 400 may be sent freight prepaid to our factory Return shipping charges will be paid by Multi Tech Systems Include the following with your MultiVOIP 400 e a description of the problem e return billing and return shipping addresses e contact name and phone number e check or purchase order number for payment if the Multi VOIP 400 is out of warranty Check with your technical support specialist for the standard repair charge for your Multi VOIP 400 e if possible note the name of the technical support specialist with whom you spoke If you need to inquire about the status of the returned product be prepared to provide the serial number of the product sent Send your Multi VOIP 400 to this address MULTI TECH SYSTEMS INC 2205 WOODALE DRIVE MOUNDS VIEW MINNESOTA 55112 ATTN SERVICE OR REPAIRS You should also check with the supplier of your Multi VOIP 400 on the availability of local service and or loaner units in your part of the country Ordering Accessories SupplyNet Inc supplies replacement transformers cables and connectors for select Multi Tech products You can place an order with SupplyNet via mail phone fax or the Internet at Mail SupplyNet Inc 614 Corporate Way Valley Cottage
33. center establishes call control call routing address translation from LAN aliases to IP addresses and bandwidth management The H 323 protocol allows other third party gateways and endpoints that support the H 323 protocol standards to participate in the VOIP network for example Microsoft NetMeeting Hult DIP 800 Phone Directory Database Er ES ME Ka Phone Number Destination Details Description Humber of Entries 0 0 931 Parameters C GateKeeper Proprietary PhoneBook x Use Fast Start Database Tune Call Signalling Port 1720 IS Master Slave HAS Parameters Stave Master IP Address Es us IP Address fi 92 168 3 1 Send Status Report to Master Port Number 1719 The database displays the phone numbers in numerical order with destination details IP Address or H323 ID channel assignment and a brief description of the entry for example New York Office 1 The method for changing the phone directory database is dependent on whether the Gatekeeper option or the Proprietary Phonebook option is enabled If the GateKeeper option is enabled the RAS Parameters group is enabled and the IP address of the GateKeeper needs to be entered in the IP Address window The Port Number is the port on the GateKeeper which it communicates with its endpoints The Q 931 Parameters group is enabled in both the GateKeeper and Proprietary Phone Book Database architectures The Use Fast Start option is used when the VOIP network sup
34. channel connectors diagram 101 Voice Fax channel LEDS 13 Voice Fax default setup Master 29 48 Voice Fax parameters changing 62 W I asia 94 WED NNN en 90 122 Index 123
35. gives a block of 193 bits 24x8 1 193 Frames are transmitted at 8000 per second the required sample rate creating a 1 544M 8000x193 1 544M transmission rate T1 Line A digital communications facility that functions as a 24 channel pathway for data or voice A T1 line is composed of two separate elements the Access element and the Long Haul element T1 Mux A device used to carry many sources of data on a T1 line The T1 mux assigns each data source to distinct DSO time slots within the T1 signal Wide bandwidth signals take more than one time slot Normal voice traffic or 56 64K bps data channels take one time slot The T1 mux may use an internal or external T1 DSU a channel bank device typically uses an external T1 CSU Transmission Control Protocol Internet Program TCP IP A multilayer set of protocols developed by the US Department of Defense to link dissimilar computers across dissimilar and unreliable LANs Terminal The screen and keyboard device used in a mainframe environment for interactive data entry Terminals have no box which is to say they have no file storage or processing capabilities Terminal Adapter TA An ISDN DTE device for connecting a non ISDN terminal device to the ISDN network Similar to a protocol converter or an interface converter a TA connects a non ISDN device between the R and S interfaces Typically a PC card Tie line A dedicated circuit linking two points without having to dial a phone number
36. in house phone personnel to determine if the signaling is Dial Tone or Wink and if the connection is 2 wire or 4 wire If Wink signaling is used then the Wink Timer is enabled with a default of 250 milliseconds The range of the Wink Timer is from 100 to 350 milliseconds Consult with your local in house phone personnel for this timer setting Note After configuring a given channel you can copy that channel configuration by clicking Copy Everything on the Interface tab will be copied to the other channel Repeat the above step to configure the interface type for each voice fax channel Chapter 3 Software Loading and Configuration 17 The Voice Fax tab displays the parameters for the voice gain DTMF Dual Tone Multi Frequency gain voice coder faxing and advanced features such as Silence Compression Echo Cancellation and Forward Error Correction Hult OIP 800 Channel Setup Fa Select Channel e pe Gain Input Jo dB Dutput o dB DTHF Gain High 4 zap Low 7 Ja Duration 100 ms DTMF Out of Banc Coder Manual IS Automatic Selected Coder G 723 1 6 3 kbps El Max Bandwidth fi D Kbps Copy Options Fax DN Fax Enable Max Baud Rate 14400 zl an dE Jitter Yalue 1400 ms Fax Yolume Advanced Features x Echo Cancellation Forward Error Correction 18 You can set the input and output voice gain so that the volume can be increased or decreased Input gain m
37. min ELA e g Dre PL MB imtemetzone From this Web page you can access all the configuration options Refer to Chapter 4 Multi VOIP 400 Software for a description of the various options 91 MultiVOIP 400 User Guide 92 Multi 0777 Voice Fax over IP Networks Chapter 6 Warranty Service and Tech Support Multi ec Systems MultiVOIP 400 User Guide Introduction This chapter begins with statements about your MultiVOIP 400 2 year warranty The next section Tech Support should be read carefully if you have questions or problems with your MultiVOIP 400 It includes the technical support phone numbers space for recording your product information and an explanation of how to send in your MultiVOIP 400 should you require service The final section explains how to receive support from the Internet Limited Warranty 94 Multi Tech Systems Inc hereafter MTS warrants that its products will be free from defects in material or workmanship for a period of two years from date of purchase or if proof of purchase is not provided two years from date of shipment MTS MAKES NO OTHER WARRANTY EXPRESS OR IMPLIED AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED This warranty does not apply to any products which have been damaged by lightning storms water or power surges or which have been neglected altered abused used for a purpose other than the one
38. protocol used to route messages from one node to another IPX packets include network addresses and can be routed from one network to another An IPX packet can occasionally get lost when crossing networks thus IPX does not guarantee delivery of a complete message Either the application has to provide that control or NetWare s SPX protocol must be used Interoperable Devices from different vendors that can exchange information using a standard s base protocol I O Addresses Locations within the I O address space of your computer used by a device such as an expansion card a serial port or an internal modem The address is used for communication between software and a device IRQ Level Interrupt Request Level The notification a processor receives when another portion of the computer s hardware requires its attention IRQs are numbered so that the device issuing the IRQ can be identified and so IRQs can be prioritized ISA Industry Standards Architecture pronounced ice a The classic 8 or 16 bit architecture introduced with IBM s PC AT computer ISDN Integrated Services Digital Network An International telecommunications standard for transmitting voice video and data over a digital communications line ISDN is a world wide telecommunications service that uses digital transmission and switching technology to support voice and digital data communications Frame relay was partially based on ISDN s data link layer protocol LAPD Frame r
39. set for the COM port of your local PC In the Dial String box enter the AT command for dialing ATDT plus the phone number of the remote MultiVOIP 400 If your Modem Initialization String Initialization Response or Connect Response values are different than the defaults in the dialog box refer to your modem user documentation and change the default values to match your modem Click OK when you are satisfied with your selections Run the MultiVOIP 400 Configuration program Click Start Programs MultiVOIP 800 v3 511 MultiVOIP Configuration or double click on the MultiVOIP Configuration icon in the MultiVOIP 400 program group The Dialing dialog box displays while software is dialing the remote MultiVOIP 400 The Reading Setup dialog box displays The MultiVOIP 800 Setup menu displays This is the dialog box of the remote MultiVOIP 400 Refer to the Help for more information Multi OIP 800 v3 51 Setup Firmware Jun 27 2001 Voice Coder 1 60 AY Multi Vioite Fax over IP Networks Events RAM Initalized Ethernet Addr Imtialized Buffers Initialized Device Drivers Initalized LSL Initialized Protocol Stacks Initalized Flash write scheduler Initialized Status Running Configuration Date Sep 24 2001 Connection Serial Rights Read Write After you have changed the configuration of the remote MultiVOIP 400 click Download Setup to update the configuration The remote MultiVOIP 400 will be brought down the n
40. site cable connection 54 Reports log entries n 81 Ring count FXO and FXS ria 61 Ringer equivalence number 105 S Safety Warning Battery and port interfaces 19 TOSCO EE tones 18 ica 95 Silence detection iii 61 Slave MultiVOIP configuring 46 Slave MultiVOIPs configuring 46 EEE EE 69 STP er 99 EEE SOR AE RT 99 SNMP agent enabling 75 STP SAN ee 79 ve GE EE MER 58 BIS REE NE EEE ER ERE 58 Specifications Command QE 15 Electrical Physical EE 15 Ethernet FPO PZ A 15 Station identification 68 Statistics viewing Puc 78 ill 79 T TRE RACE siii e 78 a mie E 88 98 Technical SUDOM EE 96 KE NE EEE 88 99 Proxy Server Configuration 90 Telnet server menu 89 Enia 61 Tone pairs CUSTOMIZING n 65 if PRA em oeil 99 Transmit Data PRE POE 13 TN 8 U UDP packets endene 78 Uninstall ProxyServer configuration 58 Unpacking your MultiVOIP 19 Upgrading software version 82 V VIEWING statistics ennenen nenene 78 Index 121 MultiVOIP 400 User Guide Voice coder voice fax 62 Voice over IP configuration 89 Voice fax channel connectors 14 Voice Fax
41. switched telephone network PSTN With VOIP the two networks can be tied together To accomplish this a MultiVOIP is connected between the public switched telephone network and the data network as shown in the typical VOIP application in Figure 1 2 A MultiVOIP 400 at the corporate office is tied into the public switched telephone network thru the corporate PBX and to the data network The corporate MultiVOIP is an MVP400 with four voice fax channels connected to the PBX enabling the sales marketing and regional offices to simultaneously call in or fax on any one of the corporate telephone numbers The sales office is using a MultiVOIP MVP200 that is connected to the sales office Key Telephone System KTS in which a sales attendant answers incoming calls and directs them to their proper destination The marketing office and regional offices also use MVP200s The marketing office is set up with the MultiVOIP connected to the E amp M trunks on the PBX The regional office uses an FXS interface to connect two analog telephones directly to the local telephone network In this configuration the corporate MultiVOIP is connected to analog trunks on the corporate PBX and the Ethernet connection is plugged into the hub on the data network The data network is connected via a router to the Internet In our typical application any user at the corporate office can pick up a telephone and call the sales marketing or regional office To accomplish this the cal
42. that can use different medium access control protocols A bridge forwards a frame to another bridge based on the medium access control MAC address 3 In the connection of local loops channels or rings the equipment and techniques used to match circuits and to facilitate accurate data transmission Buffer A temporary storage register or Random Access Memory RAM used in all aspects of data communications which prevents data from being lost due to differences in transmission speed Keyboards serial ports muxes and printers are a few examples of the devices that contain buffers Bus A common channel between hardware devices either internally between components in a computer or externally between stations in a communications network Byte The unit of information a computer can handle at one time The most common understanding is that a byte consists of 8 binary digits bits because that s what computers can handle A byte holds the equivalent of a single character such as the letter A C Call Setup Time The time to establish a circuit switched call between two points Includes dialing wait time and CO long distance service movement time Carrier Group Alarm CGA A T1 service alarm generated by a channel bank when an OOF condition occurs for a predefined length of time usually 300mS to 2 5 seconds The CGA causes the calls using a trunk to be dropped and for trunk conditioning to be applied Carrier signal An analog signal wit
43. the outside surface of this equipment is a label that contains among other information the FCC registration number and ringer equivalence number REN If requested this information must be provided to the telephone company As indicated below the suitable jack Universal Service Order Code connecting arrangement for this equipment is shown If applicable the facility interface codes FIC and service order codes SOC are shown An FCC compliant telephone cord and modular plug is provided with this equipment This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack which is Part 68 compliant See installation instructions for details The ringer equivalence number REN is used to determine the number of devices which may be connected to the telephone line Excessive REN s on the telephone line may result in the devices not ringing in response to an incoming call In most but not all areas the sum of the REN s should not exceed five 5 0 To be certain of the number of devices that may be connected to the line as determined by the total REN s contact the telephone company to determine the maximum REN for the calling area If this equipment causes harm to the telephone network the telephone company will notify you in advance that temporary discontinuance of service may be required But if advance notice isn t practical the telephone company will notify the customer as soon
44. utilities described in this chapter enable you to change that initial configuration as necessary The primary interface to the MultiVOIP 400 software is the Main menu MultiVOIP 800 Setup is on the title bar which includes individual buttons that enable you to quickly and easily select a desired function These features are discussed in detail in the MultiVOIP 400 Configuration section later in this chapter The MultiVOIP 800 Configuration Main menu utility along with eight other configuration utilities provide full software functionality for your MultiVOIP 400 The Configuration Port Setup utility enables you to change the method by which you access the MultiVOIP 400 whether through a direct connection of a PC to the Command Port on the MultiVOIP 400 or via your Internet or LAN connection to the LAN port on the MultiVOIP 400 The Date and Time Setup utility enables you to easily set the date and time used for data logging in the MultiVOIP 400 The Download Factory Defaults utility enables you to return the configuration to the original factory settings The Download Firmware utility enables you to download new versions of firmware as enhancements become available The Download User Defaults utility enables you to repeat the download user defaults process part of software installation and update the MultiVOIP 400 configuration with any necessary changes The Download Voice Coders utility enables you to download voice coders to the MultiVOIP 400 af
45. value 1720 used to communicate with other H 323 endpoints Multi OP 300 Add Edit Phone Entry Station Information Phone Number 102 Description New York Office 2 Yoice Channel 2 0 Station Identification Hunt Group HUNT GROUP 1 EI IP Address 204 022 1 22 118 Fort fi 720 Chapter 3 Software Loading and Configuration 10 Click OK and you are returned to the Phone Directory Database dialog box which now includes 11 12 13 14 the second number and related information in the Phone Number list Multi OIP 800 Phone Directory Database Srel El EE Phone Number Destination Details Description 204 022 122 114 1720 Channel 1 Hew York Office 1 204 022 122 118 1 20 Channel 2 Hew York Office 2 Humber of Entries 2 0 931 Parameters C Gatekeeper Proprietary PhoneBook Xx Use Fast Start Database Type Call Signalling Port 1720 e Master Slave HAS Parameters Share Master IP Address i Es WEN IP Address fi 92 168 3 1 Send Status Report to Master SES Port Number 1719 Note When entering multiple channels you can also click Copy From in the Add Edit Phone Entry dialog box Enter the phone number you want to copy click OK in the Copy From dialog box Change the information as needed and click OK in the Add Edit Phone Entry dialog box Both voice channnels belong to Hunt Group 1 If a call from an H 323 endpoint a Multi VOIP 400 or a stand alone H 323 endpoint to Phone N
46. will be grayed out become inactive indicating that they do not apply to the selected interface The Inter Digit Time applies to all interface types The Inter Digit Time box in the Dialing Options group defines the amount of time in seconds that the MultiVOIP 400 waits between digits as they are entered by the user If this timer expires the MultiVOIP 400 will immediately attempt to match the digits entered to an entry in the Phone Directory Database The range for this option is 2 to 100 with a default of 2 If the interface type is FXO the Regeneration group in the Dialing Options group defines how the Multi VOIP 400 recreates telephone numbers that were detected at the remote end You can select Pulse for rotary dial telephones or DTMF Tone dialing touch tone depending upon the dialing type that is supported by the PBX or exchange When FXO is the Interface the Flash Hook Timer box is enabled activated Enter the time in milliseconds for the duration of the flash hook signals output on the FXO interface The default is 600 milliseconds Chapter 4 MultiVOIP Software FXS Interface The FXS Interface is used to connect telephones fax machines key telephone systems and so on to the MultiVOIP 400 In addition you need to select either Loop Start or Ground Start Most of the equipment mentioned will use Loop Start which is the default FXO Interface The FXO Interface is used to connect PBX extensions or central office telephon
47. 2 in the London Office A third slave unit has phone number 301 MultYDIP 800 Phone Directory Database Kidd Humber 101 102 201 202 301 Humber of Entries GateKeeper Database Type Destination Details 204022 122118 1720 Channel 1 204 022 122 118 1720 Channel 2 202 056 039 100 1720 Channel 1 202 056 039 1001720 Channel 2 202 198 100 004 1720 Channel 1 5 Proprietary Phonebook IS Master Slave hi IP Add slave t SY aster I ress SHHHS Send Status Report to Master Description Hew York Office 1 Hew York Office 2 London Office 1 London Office 2 Human Resources Office 0 931 Parameters x Use Fast Start Call Signalling Port 1720 RAS Parameters IP Address fi 932 168 3 1 Port Number ji 719 This Phone Directory database displays each slave unit in the VOIP network serviced by the master VOIP When a slave unit comes online the directory database is downloaded to the unit So each VOIP in the network can see and call any other VOIP in the network Only the master VOIP can change the phone number entries 69 MultiVOIP 400 User Guide 70 Gatekeeper Phone Directory Database With the Gatekeeper Phone Directory Database the Gatekeeper acts as the central point for all calls within its zone and provides call control services to registered endpoints The Gatekeeper performs address translation from LAN aliases to IP addresses and provides bandwidth management where the netw
48. 3 Software Loading and Configuration MultiYOIP 800 Channel Setup x Select Channel mr va Gan Fax Input Jo zl dE Output D zl dE X Fax Enable Max Baud Rate 14400 DTHF em Ee Fax Volume as zl dB High 4 dB Low 7 de Duration 100 ms X DTMF Out of Bani Jitter Yalue S 400 ms Code Advanced Features Manual e Automatic Selected Coder G 723 1 6 3 kbps E Max Bandwidth fio Kbps Forward Error Correction x Echo Cancellation You can set up the input and output voice gain so that the volume can be increased or decreased Input gain modifies the level of the audio coming in to the voice channel before it is sent over the Internet to the remote MultiVOIP 400 Output gain modifies the level of the audio being output to the device attached to the voice channel Make your selections from the Input and Output lists in the Voice Gain group The valid range is 31dB to 31dB witha recommended default value of 0 The DTMF Gain group controls the volume level of the digital tones sent out for touchtone dialing The selections from the Gain High and Gain Low lists control the gain in decibels of the high and low tones in the tone pairs The default gain values are 4 dB and 7 dB respectively The DTMF gain should be changed only with the assistance of Multi Tech Technical Support When the DTMF Out of Band check box is selected the MultiVOIP reproduces DTMF tones rat
49. 3 2000 05 03 2000 05 03 2000 05 03 2000 05 03 2000 05 04 2000 05 04 2000 05 05 2000 05 05 2000 05 05 2000 05 05 2000 05 06 2000 05 06 2000 10 11 39 PM 10 20 54 PM 10 23 14 PM 11 35 42 PM 11 42 31 PM 11 45 48 PH 11 46 28 PM 02 00 53 AM 02 01 11 AM 05 37 15 AM 05 36 05 AM 05 39 10 AM 05 39 12 AM 03 29 38 AM 03 29 38 AM 00 00 00 00 01 51 00 00 13 00 00 35 00 03 08 00 00 00 00 00 00 00 00 00 00 06 30 00 00 00 00 00 00 00 00 00 00 00 00 00 03 14 00 03 15 Y Y Y Y Y Y Y Y Y Li h h h mm EC Er r Ea A a DU 801 Unknown gt 801 601 gt 501 Unknown gt 808 501 808 608 gt 10 608 gt 10501 608 gt 10 501 3 801 601 301 DUT 201 601 gt 802 601 gt 802 608 gt 301 808 801 5 Successful Unsuccessful Y Voice F Fax The Log Entries dialog box displays each call as a sequentially numbered Event with the date time duration of the call the status of the call Successful or Unsuccessful Mode Voice or Fax and the from and to numbers Viewing Log Entry Details The Log Entry Details dialog box displays the status of a completed call This dialog box displays the same details as the Call Progress dialog box after a call is completed Hult OIP 800 Log Entry Details Ei Call Details Start Time Duration Mode Voice Coder Packets Sent Packets Revd Bytes Sent 22 972 Bytes Revd 18 296 Packets Lost 0
50. 4 The class A and B addresses have been exhausted and the class D and E addresses are reserved for special use Consequently companies now seeking an Internet connection are limited to class C addresses Early IP implementations ran on hosts commonly interconnected by Ethernet local area networks LAN Every transmission on the LAN contains the local network or medium access control MAC address of the source and destination nodes The MAC address is 48 bits in length and is non hierarchical MAC addresses are never the same as IP addresses When a host needs to send a datagram to another host on the same network the sending application must know both the IP and MAC addresses of the intended receiver Unfortunately the IP process may not know the MAC address of the receiver The Address Resolution Protocol ARP described in RFC 826 located at ftp ds internic net rfc rfc826 txt provides a mechanism for a host to determine a receiver s MAC address from the IP address In the process the host sends an ARP packet in a frame containing the MAC broadcast address and then the ARP request advertises the destination IP address and asks for the associated MAC address The station on the LAN that recognizes its own IP address will send an ARP response with its own MAC address An ARP message is carried directly in an IP datagram Other address resolution procedures have also been defined including those which allow a diskless processor to dete
51. 400 H 323 endpoints For non MultiVOIP 400 H 323 endpoints refer to the appropriate installation documentation 1 Unpack your MultiVOIP 400 2 Connect one end of the power supply to a live AC outlet and connect the other end to the Power connection on your MultiVOIP 400 See Figure 3 1 Voice Fax Channel Connections 10BASET E amp M FXO FXS ETHERNET POWER I Hi TI FXS L L LA j Power Connection HS E Ethernet Connection Figure 3 1 Remote Site Cable Connection 3 Connect a network cable to the ETHERNET 10BASET RJ 45 connector on the back of your MultiVOIP 400 4 If you are connecting a station device such as an analog telephone a fax machine or a Key Telephone System KTS to your MultiVOIP 400 connect the smaller end of a special adapter cable supplied to the Voice Fax Channel 1 FXS connector on the back of the MultiVOIP 400 and the other end to the station device If you are connecting a PBX extension to your MultiVOIP 400 connect the smaller end of a special adapter cable Supplied to the Voice Fax Channel 1 FXO connector on the back of the MultiVOIP 400 and the other end to the PBX extension If you are connecting an E amp M trunk from a telephone switch to your MultiVOIP 400 connect one e
52. After the setup has been written to the MultiVOIP 400 the unit is rebooted Multi OIP 800 Rebooting Looking for response from Mult OIP Please wall __ 23 Verify that the BTG LED on the MultiVOIP 400 is off after the download is complete This may take several minutes as the MultiVOIP 400 reboots 24 You are returned to the MultiVOIP MVP400 screen from which you can load the Acrobat Reader to your PC This allows you to view and or print the User Guide by clicking the Install Manuals or View Manuals icon MultiYOIP M P400 Gm Install Software View Manuals Requires Adobe Acrobat Reader Install Manuals Requires Adobe Acrobat Reader Install Acrobat Reader MultiVOIP Manager D snmp software Release Notes Multi Te ch Systems Www multitech com 37 38 MultiVOIP 400 User Guide Building a Proprietary Phonebook Directory To build your proprietary MultiVOIP 400 Phone Directory in an H 323 environment without the GateKeeper option enabled select the Proprietary Phonebook option and then configure the master MultiVOIP 400 and then add the slave MultiVOIP 400s or other H 323 endpoints Configuring the slave MultiVOIP 400 is discussed later The first MultiVOIP 400 to be configured is designated the master and contains the proprietary phonebook database All subsequent MultiVOIP 400s added to the proprietary phonebook database are designated slaves
53. Billing plans Dynamic Jitter Buffer T InBound Minimum Jitter Value fi 50 ms z Outbound Maximum Jitter Value 300 m Charge Cents Per 5 seconds Optimization Factor 7 13 If you want to dedicate a local voice fax channel to a remote voice fax channel so you will not have to dial the remote channel click the Auto Call Enable check box in the Auto Call group Then enter the phone number of the remote Multi VOIP 400 in the Phone Number box 14 The Automatic Disconnection group provides three options to be used singly or in combination 50 15 16 17 Chapter 3 Software Loading and Configuration The Jitter Value defines the average inter arrival packet deviation in milliseconds before the call is automatically disconnected Jitter is the inter arrival packet deviation phase shift of digital pulses over the transmission medium that causes voice breakup which can be particularly disruptive to voice communications The default setting is 20 milliseconds A higher value means that the voice transmission will be more accepting of jitter A lower value will be less tolerant of jitter Consecutive Packets Lost defines the number of consecutive packets that are lost after which the call is automatically disconnected The default setting is 30 packets Call Duration defines the maximum length of time in seconds that a call remains connected before the call is automatically disconnected The default setting is 180 seco
54. D Note A through D are extended DTMF tones supported by some PBX or central office equipment and are not the same as letters a d on the standard telephone key pad Silence Detection can be silence in one direction or silence in both directions for a specified amount of time The amount of time is defined by the entry in the Silence Timer The range of the Timer is from one to 65535 seconds roughly 18 hours The default is 15 seconds Ring Count This box enables you to enter the maximum number of rings output on the FXS interface default is 8 before hanging up and releasing the line to another call or the number of rings default is 2 that must be received before the FXO port answers an incoming call A setting of 0 zero on the FXS interface disables the generation of rings The caller will receive a Busy tone A setting of 0 zero on the FXO interface causes the FXO port to ignore rings from the attached PBX or exchange disabling access to the MultiVOIP 400 61 MultiVOIP 400 User Guide Voice Fax The Voice Fax tab controls voice and DTMF gain voice coder fax settings and advanced options Multi OIP 800 Channel Setup Select Channel e Copy Options pe Dam Fax Input o ri dE Output D dB X Fax Enable Max Baud Rate 14400 DTHF me mr Fax Volume las zl dB High 4 S dB Low 7 x de Duration 100 ms X DTMF Out of Bani Jitter Yalue 1400 Code Advanced Features Ci M
55. Differentiated Services provides priority to voice packets so that they are not delayed whenever large data files need to be downloaded If any routers in the VOIP network support this feature you should enable this function The Frame Type list enables you to change the Ethernet Frame Type so that it matches your IP network If the current entry does not match your IP network select a new Frame Type from the list Frame Type choices are TYPE Il and SNAP The Port Address group enables you to change the unique IP Address and IP Mask of the local LAN The Gateway Address group enables you to change the gateway IP Address of the device connected to the Internet Intranet 73 MultiVOIP 400 User Guide Viewing Call Progress The Call Progress dialog box displays the status of a call in progress This dialog box is accessed from the MultiVOIP 800 Setup menu by clicking Call Progress Hult DIP 800 Call Progress Channel Bia Call Details Duration Hode Voice Coder Packets Sent Packets Revd Bytes Sent Bytes Revd Packets Lost Outbound Digits Jitter Call Charges From To Phone Humber IP Address Interface Firmware Version Options SC Silence Compression Status Active From gt To Details 00 02 00 Voice G 723 1 6 3 kbps 432 753 11 336 16 608 LU 30 D MYPBOD Ch 802 MYPBOD Chl 801 DU 192 168 80 06 8 Fab Loop HultYOIP v3 51 SC 801 192 168 80
56. EC COmpression DEcompression The term is used to describe the conversion of voice signals from their analog form to digital signals acceptable to modern digital PBXs and digital transmission systems It then converts those digital signals back to analog so that you can hear and understand what the other person is saying In some phone systems the CODEC is in the PBX and shared by many analog phone extensions In other phone systems the CODEC is actually in the phone Thus the phone itself sends out a digital signal and can as a result be more easily designed to accept a digital RS 232 C signal Committed Burst Size The maximum number of bits that the frame relay network agrees to transfer during any measurement interval Committed Information Rate CIR An agreement a customer makes to use a certain minimum data transmission rate in bps The CIR is part of the frame relay service monthly billing along with actual usage that users pay to their frame relay service provider Compression 1 The process of eliminating gaps empty boxes redundancies and unnecessary data to shorten the length of records or blocks 2 In SNA the replacement of a string of up to 64 repeated characters by an encoded control byte to reduce the length of the data stream to the LU LU session partner The encoded control byte is followed by the character that was repeated unless that character is the prime compression character 3 In Data Facility Hierarchical Storage Man
57. MP Mult OIP 800 SNMP Statistics Packets Received with Set Request 0 Bad Values 0 Get Request 0 Bad Communities 0 Get Next Request 0 Bad Community Users 0 Get Response Request 0 Ho Such Names Error 0 Pack gts Dthere Transmitted 0 Transmit Yariable too Big 0 Read Only Packets Received 0 Total Set Variable Packets 0 Total Request Variable Packets 0 Asn Parse Errors 0 Packets Sent with Get Response 0 Traps Received 0 Packets Received with Wrong Yersion 0 SNMP is an application layer protocol that facilitates the exchange of management information between network devices There are three key components in SNMP 1 the devices being managed 2 the agents and 3 the network management systems The managed device is the network device like a router The agent is the software module residing in the managed device pertaining to network management The network management system runs the SNMP application that controls the managed devices and monitors their status Four primary operations Set Get Get Next and Trap are performed using SNMP 79 MultiVOIP 400 User Guide Viewing Logs The Log Entries dialog box displays a chronological history of all calls into and out of this unit Click Logs in the Statistics dialog box to open this dialog box HultYOIP 800 Log Entries EN Event Start Date Time Duration Status Mode From gt To 05 03 2000 05 03 2000 05 0
58. Multi 0777 Voice Fax over IP Networks Voice Fax Over IP Networks Model MVP400 H 323 Mode User Guide Multi lec Systems User Guide 50000008 Revision C MultiVOIP 400 Model MVP400 This publication may not be reproduced in whole or in part without prior expressed written permission from Multi Tech Systems Inc All rights reserved Copyright 2001 by Multi Tech Systems Inc Multi Tech Systems Inc makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Furthermore Multi Tech Systems Inc reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi Tech Systems Inc to notify any person or organization of such revisions or changes Record of Revisions Revision Description A Added H 323 protocol support covers software version 3 50 All pages at revision A 6 5 00 B Manual updated for software version 3 51 1 24 01 C Removed references to MultiVOIP 800 12 26 01 Patents This Product is covered by the following U S Patent Numbers 6151333 5757801 5682386 Other Patents Pending TRADEMARK Multi Tech and the Multi Tech logo are registered trademarks and MultiVOIP is a trademark of Multi Tech Systems Inc Adobe Acrobat is a trademark of Adobe Systems Incorporated Microsoft Windows Windows 2000
59. P because there is no time lost to virtual Appendix A TCP IP Description circuit establishment and termination UDP s primary function is to add a port number to the IP address to provide a socket for the application The Application Layer protocols are examples of common TCP IP applications and utilities which include e Telnet Telecommunication Network a virtual terminal protocol enabling a user logged on to one TCP IP host to access other hosts on the network described in RFC 854 ftp ds internic net rfc rfc854 txt e FTP the File Transfer Protocol enables a user to transfer files between local and remote host computers per IETF RFC 959 ftp ds internic net rfc rfc959 txt e Archie a utility that enables a user to search all registered anonymous FTP sites for files on a specified topic e Gopher a tool that enables users to search through data repositories using a menu driven hierarchical interface with links to other sites per RFC 1436 ftp ds internic net rfc rfc1436 txt e SMTP the Simple Mail Transfer Protocol is the standard protocol for the exchange of electronic mail over the Internet per IETF RFC 821 ftp ds internic net rfc rfc821 txt e HTTP the Hypertext Transfer Protocol is the basis for exchange of information over the World Wide Web WWW Various versions of HTTP are in use over the Internet with HTTP version 1 0 per RFC 1945 ftp ds internic net rfc rfc1945 txt being the most curren
60. Programs MultiVOIP 800 v3 51 MultiVOIP Configuration The MultiVOIP 800 Setup menu consists of 10 buttons an Events window in the middle of the menu and a status bar at the bottom of the menu The 10 buttons enable you to display and change the voice channels and IP protocol parameters display and manage the Phone Book listing view statistics and call progress and change features such as SNMP Agent Telnet Server WEB Server and assign a MultiVOIP 400 password Hult DIP 800 3 51 Setup Firmware Jun 27 2001 Yorce Coder y1 60 Events RAM Initialized Ethernet Addr Imtalized Buffers Initalized Device Drivers Initalized LSL Initialized Protocol Stacks Initalized Flash write scheduler Initialized Status Running Configuration Date Sep 24 2001 Connection Serial Rights Read Write The Events window in the lower third of the Setup menu provides information about the boot process The status bar at the bottom of the Setup menu displays the current status of the unit and shows for example if it is running the most recent date the unit was configured the type of connection you have to the unit and your rights It shows if your PC is connected directly to the command port of the MultiVOIP 400 or is communicating with the Ethernet port The last box on the status bar is the Rights box which displays either Read Write or Read Only rights The first user to communicate with the MultiVOIP 400 has Read Write rights that enable the
61. RE R RING TRANSMIT T 4 WIRE INPUT 2 WIRE T TIP TRANSMIT R1 4 WIRE OUTPUT R1 RING 1 RECEIVE SG SIGNAL GND OUTPUT CHASSIS GROUND SCREW 1 2 3 4 5 6 7 8 SB SIGNAL BATTERY OUTPUT UNUSED Male Male 9 Return to the Cabling Procedure section 21 MultiVOIP 400 User Guide 22 Multi 0777 Voice Fax over IP Networks Chapter 3 Software Loading and Configuration Multi ec Systems MultiVOIP 400 User Guide Loading Your MultiVOIP Software The following software loading procedures do not provide every screen or option in the process It is assumed that a technical person with a thorough knowledge of Windows and the software loading process is doing the installation Once you have loaded the software you will be instructed on how to configure your MultiVOIP 400 and finally on how to deploy your MultiVOIP 400 Additional information on the MultiVOIP 400 software is provided in the Help 24 Note The phonebook directory configuration process is different depending on whether or not you have an enabled H 323 Gatekeeper resident in your network The Configuring Your MultiVOIP 400 section will explain these differences CAUTION If you are installing a MultiVOIP 400 behind a Firewall the Firewall must support H 323 Refer to your Firewall user documentation to enable H 323 support 1 2 Verify that your MultiVOIP 400 has been properly cabled and that it is powered on Insert the MultiVOIP CD in
62. Select the Enable Diffserv check box to enable Differentiated Services on routers that support this service This feature provides priority to voice packets so that they are not delayed because of large data files being downloaded The default Frame Type is TYPE II If this does not match your IP network change the Frame Type by selecting it from the Frame Type list The Frame Type choices are TYPE Il and SNAP In the Port Address group enter the IP Address and IP Mask In the Gateway Address group enter the gateway IP Address The IP Address is the unique IP address that you assign to the MultiVOIP 400 and the Gateway Address is the IP address of the device such as a network router connected to the Internet Intranet Click OK when you are finished The Main menu displays From the Main menu click Voice Channels to display the Channel Setup dialog box The Channel Setup dialog box displays The four tabs in this dialog box define the channel interface voice fax parameters Billing Misc parameters and regional telephone parameters for each channel Hult OIP 800 Channel Setup werten TE select Channel Channel 1 Copy Options Interface e Dialing Options Inter Digit Time ENG Loop Start Regeneration Tin jente S FXS Ground Start Pulse Flash Hook Timer 600 FXO in ms DTMF C E amp M Message Waiting Light E amp M Options o F KO Disconnect On rfRing Count signals X Current Lo
63. Start Date Duration 017 0372000 024055 PM 00 05 31 0170372000 02 47 33 PM 00 17 58 017 0372000 02 36 36 PM 00 31 47 017 0372000 03 03 51 FM 00 09 15 01703 2000 03 09 18 PM 00 02 51 017 0372000 03 10 02 PM 00 03 44 O1 40372000 03 13 22 PM 00 09 25 017 0372000 044043 PH 00 01 32 LO OG Qi OT Fa II A 0103 2000 044042 PM 00 01 36 81 MultiVOIP 400 User Guide Upgrade Procedures 82 Whenever you upgrade your version of the MultiVOIP 400 software you must first install the new software on your PC Then download the Firmware the Factory Defaults the Voice Coders and or the H 323 stack to upgrade the MultiVOIP 400 itself Before starting the upgrade process view the current configuration and write down important data such as your IP address and voice channel configurations These settings must be put back in place after upgrading the software Multi Tech also recommends that you click Print in the Phone Directory Database dialog box to print a copy of the phone directory contents Three utility programs included in the MultiVOIP 400 software are to be used only after the unit has been repaired or upgraded They are Download Firmware Download Voice Coders and Download H 323 Stack Download Firmware If you have obtained a new firmware version from the Multi Tech Web site the Multi Tech FTP site or another source do the following From your desktop click Start Programs MultiVOIP 800 v3 51 Upgrade Software
64. When the DTMF Out of Band check box is selected the MultiVOIP reproduces DTMF tones rather than passing them from input to output The MultiVOIP 400 supports many state of the art ITU International Telecommunications Union voice coders The Voice Coder list enables you to select from a range of coders with specific bandwidths The higher the bps rate the more bandwidth is used The channel that you are calling has to have the same voice coder selected Otherwise you will always get a Busy signal The Fax group enables a fax machine to transmit and receive faxes through the MultiVOIP 400 Ifa 62 Chapter 4 MultiVOIP Software fax machine is connected to one of the voice fax channels the Max Baud Rate should be set to match the baud rate of the fax machine refer to user documentation The Fax Volume setting controls the output level of the fax tones This setting should be changed only under the direction of Multi Tech s Technical Support personnel see Chapter 6 Warranty Service and Tech Support The Jitter Value setting defines the inter arrival packet deviation in milliseconds for the fax transmission A higher value will increase the amount of delay enabling a higher percentage of packets to be reassembled A lower value would decrease the amount of delay enabing a lower percentage of packets to be reassembled The Advanced Features group allows you to enable Silence Compression so that a MultiVOIP 400 will not transmit voice pac
65. a Terminating Equipment A term used to include any device in a network which generates stores or displays user information DTE is a telecommunications term which usually refers to PCs terminals printers and so on DTMF Dual Tone MultiFrequency A generic push button concept made popular by AT amp T Touch Tone E E amp M A telephony trunking system used for either switch to switch or switch to network or computer telephone system to switch connection EIA The Electronics Industries Association is a trade organization in Washington DC that sets standard for use of its member companies See RS 232 RS 422 RS530 Encapsulation A technique used by network layer protocols in which a layer adds header information to the protocol data unit from the preceding layer Also used in enveloping one protocol inside another for transmission For example IP inside IPX Endpoint The clients in an H 323 network They are typically video conferencing audio conferencing or other multimedia systems implemented by end users to communicate in real time The H 323 standard requires that every endpoint support certain functions and codecs Coder Decoder that have previously been defined by the ITU Errored Seconds ES Any second of operation that all 1 544M bits are not received exactly as transmitted Contrast Error Free Seconds Error Free Seconds EFS Any second of operation that all 1 544M bits are received exactly as transmitted Contrast Er
66. a and operations of objects that may interact with other objects Office Channel Unit Data Port OCU DP The CO channel bank used as the interface between the customer s DSU and the channel bank Off hook The condition of a device that has accessed a phone line with or without using the line In modem use this is equivalent to a telephone handset being picked up Dialing and transmission are allowed but incoming calls are not answered Contrast on hook Off Premise Extension OPX An extension or phone that terminates in a location other than that of the PBX Commonly used to provide a corporate member with an extension of the PBX at home Ones Density The measure of the number of logical 1s on a T1 line compared to a given total number of bits on that line used for timing information in data recovery in AMI and B8ZS On Hook The condition of a device which has not accessed a phone line In modem use this is equivalent to a telephone handset that has not been picked up In other words it can receive an incoming call Contrast off hook Open Shortest Path First OSPF A hierarchical Interior Gateway Protocol IGP routing algorithm for IP that is a proposed standard for Internet OSPF incorporates least cost routing equal cost routing and load balancing Outage The measure of the time during which a circuit is not available for use due to service interrupt Outage is the complement of circuit availability 100 minus availab
67. ager the process of moving data instead of allocated space during migration and recall in order to release unused space 4 Contrast with decompression COMx Port A serial communications port on a PC Congestion A network condition where there is too much data traffic The ITU 1 233 standard defines congestion management in terms of speed and burstiness Congestion notification The function in frame relay that ensures that user data transmitted at a rate higher than the CIR is slowed to the rate of the available network bandwidth Consecutive Severely Errored Seconds CSES An error condition that occurs when from 3 to 9 SES Severely Errored Seconds are logged consecutively Customer Premise Equipment CPE The generic term for data comm and or terminal equipment that resides at the user site and is owned by the user with the following exclusions over voltage protection equipment inside wiring coin operated or pay telephones company official equipment mobile phone equipment 911 equipment equipment necessary for the provision of communications for national defense or multiplexing equipment used to deliver multiple channels to the customer D D4 the T1 4th generation channel bank D4 channelization Refers to the compliance with AT amp T TR 62411 for DS1 frame layout D4 framing The T1 format for framing in AT amp T D Series channel banks in which there are 12 separate 193 bit frames in a super frame A D4 framing bit is us
68. al telco LEC or RBOC Accunet Spectrum of Digital Services ASDS The AT amp T 56 Kbps leased private line service Similar to services of MCI and Sprint ASDS is available in nx56 64 Kbps where n 1 2 4 6 8 12 ACK ACKnowledgement code pronounced ack A communications code sent from a receiving modem to a transmitting modem to indicate that it is ready to accept data It is also used to acknowledge the error free receipt of transmitted data Contrast with NAK Adaptive Differential Pulse Code ADCPM In multimedia applications a technique in which pulse code modulation samples are compressed before they are stored on a disk ADCPM an extension of the PCM format is a standard encoding format for storing audio information in a digital format It reduced storage requirements by storing differences between successive digital samples rather than full values Address A numbered location inside a computer This is how the computer accesses resources such as a video card serial ports and memory AMI line coding One of two common methods of T1 line coding with B8ZS AMI line coding places restrictions on user data B8ZS does not Analog signal A waveform which has amplitude frequency and phase and which takes on a range of values between its maximum and minimum points Analog Transmission One of two types of telecommunications which uses an analog signal as a carrier of voice data video and so on An analog signal become
69. another user at the same time over the same connection The alternative making a second call can be expensive or even impossible The uses for SVD are telecommuting videoconferencing distant learning tech support etc Stop Bit One of the variables used for timing in asynchronous data transmission Depending on the devices each character may be trailed by 1 1 5 or 2 stop bits Superframe D4 A T1 transmission format that consists of 12 DS1 frames or 2316 bits A DS1 frame consists of 193 bit positions A frame overhead bit is in the first position and it is used for frame and signaling phase alignment only Subscriber Loop See Local loop Switched 56 A circuit switched full duplex digital synchronous data transmission service that lets you dial a number and transmit data to it at 56K bps It is a relatively low cost service widely used in North America for telecommuting videoconferencing and high speed data transfers Many phone companies are or will be phasing out Switched 56 in favor of ISDN service Switched Virtual Circuit SVC A type of data transmission where the connection is maintained only until the call is cleared Switched Line In communications a physical channel established by dynamically connecting one or more discreet segments This connection lasts for the duration of the call after which each segment may be used as part of a different channel Contrast with leased line Switched Network A network in whic
70. anual IS Automatic Selected Coder G 723 1 6 3 kbps El Max Bandwidth 10 Kbps Forward Error Correction X Echo Cancellation The Voice Gain group enables you to select the Input and Output voice gain Gain is the increased signaling power that occurs as the signal is boosted by the MultiVOIP 400 The Input Gain drop down list defines the input gain for this voice channel Before your MultiVOIP 400 digitizes voice the volume can be increased or decreased Input gain modifies the level of the audio coming in to the voice channel before it is sent over the Internet to the remote MultiVOIP 400 The valid range for this option is 31dB to 31dB The recommended and default value is 0 The Output Gain list defines the voice output gain for this voice channel Before your MultiVOIP 400 converts digital voice back to analog the volume can be increased or decreased The output gain modifies the level of the audio being output to the device attached to the voice channel The valid range for this option is 31dB to 31dB The recommended and default value is 0 The DTMF Gain Dual Tone Multi Frequency group controls the volume level of the digital tones sent out for Touch Tone dialing The Gain High and Gain Low boxes control the gain in dB decibels of the High and Low tones in the tone pairs The default gain values are 4 dB and 7 dB respectively DTMF Gain should not be changed except under supervision of MultiTech s Technical Support
71. b and proceed to step 17 Otherwise proceed to step 18 to begin building your phone directory database To change the Tone Pairs on the Regional tab select your specific country or region from the Country Region list Note If your country or region is not listed click Custom to define it Hult DIF 800 Channel Setup KEN Country Region USA i Tone Pais Frequency Hz Gain dB Cadence secs 1 2 1 2 On Off Type Dial Tone 350 440 Busy Tone 480 620 Hing Tone 480 440 Pulse Generation Ratio 60 40 ms CO 67 33 ms oe cancer Ea 7 51 MultiVOIP 400 User Guide 52 The Tone Pairs group enables you to select and modify the parameters Click OK when finished and proceed to step 6 to begin building your phone directory database 18 From the Main menu click Phone Book to display the Phone Directory Database dialog box Verify that the Proprietary Phonebook option is selected and in the Database Type group select the Slave option The Master IP Address box becomes active HultiYDIP 800 Phone Directory Database x Fal a ME EN E Phone Number Destination Details Description Number of Entries 0 Q 931 Parameters C GateKeeper Proprietary PhoneBook X Use Fast Start Prisen enn Call Signalling Port fi 20 rRAS Parameters IP Address fi 92 168 3 1 Master Slave Master IP Address F Send Status Report to Master Port Number 11719 Note After yo
72. by selecting the Silence Compression Echo Cancellation or Forward Error Correction check boxes The Silence Compression check box defines whether silence compression is enabled for this voice channel If silence compression is enabled the MultiVOIP 400 will not transmit voice packets when silence is detected thereby reducing the amount of network bandwidth that is being used by the voice channel The Echo Cancellation check box defines whether echo cancellation is enabled for this voice channel If echo cancellation is enabled the MultiVOIP 400 will remove echo delay which improves the quality of sound The Forward Error Correction FEC check box defines whether forward error correction is enabled for this voice channel The FEC feature allows some of the voice packets that were corrupted or lost to be recovered FEC adds an additional 50 overhead to the total network bandwidth consumed by the voice channel Note After configuring a given channel you can copy that channel configuration by clicking Copy Everything on the Voice Fax tab will be copied to the other channel The Billing Misc tab displays the parameters for auto call automatic disconnection billing options and dynamic jitter buffer Multi OIP 800 Channel Setup wl Select Channel fyre Auto Call Auto Call Enable Phone Number Automatic Disconnection Jitter Value 20 Consecutive Packets Lost lan 3 i 80 ms T Call Duration seconds
73. by the phone number a description if you choose and voice channel of the unit doing the calling The Phone Number does not have to be a conventional telephone number such as 555 0155 It can for example be a three digit number such as 101 The Description window is like your name in your local telephone book listing It identifies the calling party For example New York Office 1 The voice channel window defines the voice 67 MultiVOIP 400 User Guide channel associated with the telephone HultY OIP 800 Add Edit Phone Entry Station Information Phone Number 101 Description New York Office 1 Yoice Channel 1 Station Identification Hunt Group HUNT GROUP 1 IP Address 204 022 1 22 118 Pork fi 720 The Station Identification group enables you to assign the entry to a Hunt Group provide the IP Address of the MultiVOIP being assigned the phone number and accept the H 323 industry standard Port number A Hunt Group is a series of telephone lines organized in such a way that if the first line is busy the next line is hunted and so on until a free line is found It is a set of links which provides a common resource and which is assigned a single hunt group designation A user requesting that designation may then be connected to any member of the Hunt Group You can view the details of the current Hunt Group for example HUNT GROUP 1 configuration by clicking Hunt in the Phone Directory Database dialog box The
74. ce Channel E Station Identification Hunt Group HUNT GROUP 2 EI IP Address 202 056 039 1 DO Port fi 720 20 Click OK and you are returned to the Phone Directory Database dialog box which now includes the remote phone number and related information in the Phone Number list MultYDIP 800 Phone Directory Database ob EE Phone Number Destination Details 204 022 122 118 1720 Channel 1 204 022 122 118 1720 Channel 2 202 056 039 100 1720 Channel 1 202 056 039 100 1720 Channel 2 Description Hew Tork Office 1 Hew Tork Office 2 London Office 1 London Office 2 Humber of Entries 4 0 931 Parameters x Use Fast Start Database Type 148 Call Signalling Port 1720 e Master Slave RAS Parameters Master IP Address IP Address fi 9216831 Send Status Report to Master Port Humber 1719 Gatekeeper Proprietary PhoneBook 21 To configure a stand alone endpoint a PC with Netmeeting software click Add The Add Edit Phone Entry dialog box displays again 22 Enter the phone number for the stand alone endpoint in the Station Information group Phone Number box For example 301 23 Enter a description in the Description box for the remote MultiVOIP 400 phone number For example Human Resources Desk 43 MultiVOIP 400 User Guide Note Because the H 323 endpoint is not a MultiVOIP 400 the Phone Directory database ignores the value in the Voice Channel box 24 In the Sta
75. current Phone numbers for HUNT GROUP 1 display Multi OIP 800 Hunt Group Details EN Hunt Groups Phone no s HUNT GROUP 1 101 102 201 Hunt Group Properties Hunt Group Name HUNT GROUP 1 Ho of Entries 3 se Select the Hunt Group you want to view The Phone no s list displays the telephone numbers associated with that Hunt Group and the No of Entries displays the running total of entries If the Enable Priority Hunting check box is selected the number you dialed is given priority over other numbers in the same hunt group If this check box is cleared your call could be directed to any number in the hunt group 68 Chapter 4 MultiVOIP Software Note You can change the name of the Hunt Group by clicking on the entry that you want to change editing the change in the Hunt Group name window and then clicking Set Click Slave Status in the Phone Directory Database dialog box to view the status of all the slave units in your VOIP network The Send Status Report to Master check box must be selected on the slave The phone number of each slave displays with its IP Address current line status and the description of the phone number HultYOIP 800 Slave YOIP Status Phone Number IP Address Status Description An example of a Proprietary Phone Directory database is shown below with the master MultiVOIP assigned phone numbers 101 and 102 in the New York Office and a slave unit with phone numbers 201 and 20
76. e Magix 400 E amp M Tie Card MVP 400 Magix 400 E amp M 4 Connection Wire Tire Card PIN NO PIN NO M INPUT M MOUTH CONTROL E OUTPUT E EAR CONTROL T1 4 WIRE OUTPUT R 4 WIRE INPUT 2 WIRE T 4 WIRE INPUT 2 WIRE R1 4 WIRE OUTPUT SG SIGNAL GND OUTPUT SB SIGNAL BATTERY OUTPUT 102 T1 TIP 1 RECEIVE RING TRANSMIT T TIP TRANSMIT R RING 1 RECEIVE CHASSIS GROUND SCREW UNUSED Male Male Appendix C Regulatory Information Appendix C Regulatory Information Class A Statement FCC Part 15 NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any interference that may cause undesired operation Warning Changes or modifica
77. e country or region in which the MultiVOIP 400 is being used Hult OIP 800 Channel Setup Country Region USA ri Tone Pairs Frequency Hz Gain dB Cadence secs Type 1 2 1 Dial Tone 350 440 Busy Tone 480 620 Ring Tone 480 440 On Off Pulse Generation Ratio 60 40 ms 67 33 ms From the Country Region list you can select the country or region for which you are configuring the MultiVOIP 400 The Tone Pairs group always displays the tones used in the country or region currently selected In addition to Australia Central America Chile Europe France Japan UK and USA there is a Custom selection with defaults identical to USA that will make the Custom button active Clicking Custom enables you to edit the Tone Pairs and establish custom sets of tone pairs for Dial Tone Ring and Busy on a Custom Tone Pair Settings dialog box The Pulse Generation Ratio group contains two ratios the 60 40 is for the USA and the 67 33 ratio is for international applications 65 MultiVOIP 400 User Guide Changing the Phone Directory Database 66 The MultiVOIP provides two phone directory database architectures the proprietary database anda database using an H 323 protocol gatekeeper that provides a centralized call control center The proprietary database is based on a master and slave relationship in which the master VOIP maintains the phone directory database and distributes it to its slave VOIPs The centralized call
78. e lines You also need to select DTMF or Pulse dialing in the Regeneration box in the Dialing Options group If you are unsure of the correct selection contact the personnel in charge of your PBX or your local telephone company to determine whether pulse or DIMF should be used E amp M Interface The E amp M Interface is used to connect PBX E amp M trunks You will need to select between Dial Tone or Wink signaling and also between 2 wire and 4 wire mode If wink signaling is selected the wink timer box becomes active with a range from 100 to 350 milliseconds Contact the personnel in charge of your PBX to determine the proper configuration of these settings FXO Disconnect On The FXO Disconnect On option applies when two MultiVOIP 400s are used in an FXO to FXO configuration When you have an FXO to FXO configuration you need to determine the method of terminating the call Three methods of terminating the call are provided Current Loss Tone Detection or Silence Detection Current Loss is the preferred method Current Loss has to be supported by your PBX or local telephone company Current Loss terminates the call when the PBX or local telephone company switch detects a person hanging up the phone and opens the local circuit for a minimum of 600 milliseconds Tone Detection terminates the call when the party who wishes to disconnect enters a one or two digit sequence on the telephone keypad Valid digits are zero to nine and A thru
79. e local device in the Phone Number box for example 101 and indicate that the local device is connected to Channel 1 in the Voice Channel box 3 The Description box is optional but can be useful in associating the channel to the extension Enter a description of your local phone number if desired This description helps identify the phone number you entered in the previous step For example the master MultiVOIP 400 normally resides at the entity s main office In this example you could enter a description such as New York Office 1 4 The Station Identification group includes a Hunt Group list This list enables you to indicate which Hunt Group you want the phone number to use Or you can select NO HUNT if you do not want this entry to participate in hunting Note Hunting is a series of telephone lines organized in such a way that if the first line is busy the next line is hunted and so on until a free line is found For this example assign the phone entry to HUNT GROUP 1 Once you have assigned this entry to a Hunt Group or NO HUNT enter the IP Address of the master MultiVOIP 400 in the IP Address box For example 204 022 122 118 Note The Port box becomes active as you begin to enter the IP Address The default entry 1720 is the H 323 industry standard Port value used to communicate with other H 323 endpoints MultiYOIP 800 Add Edit Phone Entry Station Information DI Phone Number 1 Description New Yor
80. ed to identify the channel and the signaling frame Signalling for voice channels is carried in band for every channel along with the encoded voice See robbed bit signaling Data Communications Equipment DCE Any device which serves as the portal of entry from the user equipment to a telecommunications facility A modem is a DCE for the phone network PSTN that is commonly on site at the user s premises Packet Switched Networks have another level of DCE which is most often located at a central office Data Link Connection Identifier DLCI One of the six components of a frame relay frame Its purpose is to distinguish separate virtual circuits across each access connection Data coming into a frame relay node is thus allowed to be sent across the interface to the specified address The DLCI is confirmed and relayed to its destination or if the specification is in error the frame is discarded Dataphone Digital Service DDS A private line digital service that offers 2400 4800 9600 and 56 Kbps data rates on an inter LATA basis by AT amp T and on an intra LATA basis by the BOCs Data Service Unit DSU A device that provides a digital data service interface directly to the data terminal equipment The DSU provides loop equalization remote and local testing capabilities and a standard EIA CCITT interface Dedicated Line A communication line that is not switched The term leased line is more common Default This is a preset value or opt
81. edure A jumper block exists for each voice fax channel The jumper block is to the right of each set of channel jacks The jumper block contains 8 pairs of pins The jumper plug fits over three pairs of pins on the jumper block The E amp M type number is labeled on the PC board The jumper plug needs to be centered on the E amp M type number Perform the following procedure to change E amp M jumper position 1 Ensure that power is removed from the MultiVOIP 2 Remove the front panel by loosening the two Phillips quarter turn screws 3 Remove six Phillips screws and slide the top cover back off the chassis to expose the rear panel 4 To change a jumper position lift the jumper plug up off the jumper block and move to the new position ensuring that the center jumper is centered on the E amp M type number 2 Default JIN Figure 2 3 E amp M Jumper Block 5 Change the jumper position for each voice fax channel that is connecting to an E amp M trunk that is not a type 2 6 Slide the top cover back on to the chassis and replace the six Philips screws 7 Replace the front panel and secure it by tightening the two Phillips quarter turn screws 8 If you are using a Magix 400 E amp M Tie Card connect the ground pin to the chassis ground screw as shown MVP 400 Magix 400 E amp M 4 Connection Wire Tire Card PIN NO PIN NO M INPUT M MOUTH CONTROL E OUTPUT E EAR CONTROL T1 4 WIRE OUTPUT T1 TIP 1 RECEIVE R 4 WIRE INPUT 2 WI
82. elay can be used to transmit across ISDN services offering circuit switched connection at 64K bps and higher speeds Contrast Public Switched Telephone Network PSTN 113 MultiVOIP 400 User Guide ITU TSS formerly CCITT International Telecommunications Union Telecommunications Sector the United Nations organization that prepares standards Recommendations for resolving communications issues and problems K Key Telephone System KTS Phone devices with multiple buttons that let you select incoming or outgoing CO phone lines directly Similar in operation to a PBX except a KTS you don t have to dial a 9 for a call outside the building Key Service Unit KSU A small device containing the switching electronics for a business key telephone system KTS Key Set A telephone set with several buttons for call holding line pickup intercom autodialing and so on Also called a touchtone phone Ericsson and a KTS Key Telephone Set L LAPB Link Access Procedure Balanced based on the X 25 Layer 2 specification A full duplex point to point bit synchronous protocol commonly used as a data link control protocol to interface X 25 DTEs LAPB is the link initialization procedure that establishes and maintains communications between the DTE and the DCE LAPD Link Access Protocol for the D Channel based on the ISDN Q 921 specification A full duplex point to point bit synchronous link level protocol for ISDN connections different fro
83. em A channel bank acts as a multiplexer placing many slow speed voice or data transactions on a single high speed link Circuit switched Network A technology used by the PSTN that allocates a pair of conductors for the exclusive use of one communication path Circuit switching enables multiple conversations on one talk path only if the end users multiplex the signals prior to transmission 109 MultiVOIP 400 User Guide Circuit switching The temporary connection of two or more communications channels using a fixed non shareable path through the network Users have full use of the circuit until the connection is terminated Clear Channel A transmission path where the full bandwidth is used no bandwidth needed for signaling carrier framing or control bits A 64 Kbps digital circuit usually has 8 Kbps used for signaling ISDN has two 64 Kbps circuits and a 16 Kbps packet service of which part is used for signaling on the 64K channels Client Server In TCP IP the model of interaction in distributed data processing in which a program at one site sends a request to a program at another site and awaits a response The requesting program is called a client the answering program is called a server Cluster Controller A device that can control the input output operations of more than one device connected to it A cluster controller may be controlled by a program stored and executed in the unit or it may be entirely controlled by hardware COD
84. ence varying delays between packets due to traffic conditions on the network This is called Jitter To compensate for this effect the MultiVOIP 400 uses a Dynamic Jitter Buffer The Jitter Buffer enables the MultiVOIP 400 to wait for delayed voice packets by automatically adjusting the length of the Jitter Buffer between configurable minimum and maximum values An Optimization Factor adjustment controls how quickly the length of the Jitter Buffer is increased when jitter increases on the network The length of the jitter buffer directly effects the voice delay between MultiVOIP 400 gateways The default minimum dynamic jitter buffer of 150 milliseconds is the minimum delay that would be acceptable over a low jitter network The default maximum dynamic jitter buffer of 300 milliseconds is the maximum delay tolerable over a high jitter network The Optimization Factor determines how quickly the length of the Dynamic Jitter Buffer is changed based on actual jitter encountered on the network Selecting the minimum value of 0 means low voice delay is desired but increases the possibility of jitter induced voice quality problems Selecting the maximum value of 12 means highest voice quality under jitter conditions is desired at the cost of increased voice delay The Optimization Factor can be configured in the range of 0 to 12 with a default setting of 7 Chapter 4 MultiVOIP Software Regional The Regional tab controls the voice communications for th
85. end users to gain access to network resources and communicate with each other Long Haul The T1 element that connects to the Access portion of the long distance company s LDC s central office The LDC is commonly called the point of presence POP Each LDC has a number of POPs located throughout the country The LDC is also called an IEC Inter Exchange Carrier Management Information Base MIB A database of network management information used by the Common Management Information Protocol CMIP and the Simple Network Management Protocol SNMP Megacom An AT amp T service with a normal WATS line typically T1 between the customer premise and the AT amp T serving class 4 CO are the customer s responsibility MegaLink BellSouth s leased T1 service 114 Glossary Message Associated with such terms as packet frame and segment 1 In information theory an ordered series of characters intended to convey information 2 An assembly of characters and sometimes control codes that is transferred as an entry from an originator to one or more recipients Modem A communications device that enables a computer to transmit information over a telephone line It converts the computer s digital signals into analog signals to send over a telephone line and converts them back to digital signals at the receiving end Modems can be internal and fit into an expansion slot or external and connect to a serial port Multiplexer Mux 1 A device tha
86. er Digit Time option This option defines the maximum amount of time that the unit will wait before mapping the dialed digits to an entry in the Phone Directory Database If too much time elapses between digits and the wrong numbers are mapped you will hear a rapid busy signal If this happens hang up and dial again The default setting is 2 seconds The Interface group defaults to FXS Loop Start Select the interface option that corresponds to the interface type being connected to the Voice Fax Channel 1 jack on the back panel of the MultiVOIP 400 FXS Loop Start If a station device such as an analog telephone fax machine or KTS Key Telephone System is connected to the Voice Fax connector on the back of the unit FXS Loop Start will likely be the correct Interface FXS Ground Start If the station device uses ground start then choose the FXS Ground Start option Refer to the device s user documentation For both FXS Loop Start and FXS Ground Start the Ring Count FXS window enables you to set the maximum number of rings output on the FXS interface before hanging up and releasing the line to another call The default setting is 8 rings Note Zero 0 means no rings The caller hears a busy tone FXO If you are using an analog extension from your PBX then choose the FXO option Check with your in house phone personnel to verify the connection type If FXO is selected the Dialing Options Regeneration Flash Hook Timer a
87. er is this group is to ensure that the voice coder is the same for all MultiVOIPs in the network The Billing Misc tab handles the billing options automatic disconnect options and the dynamic jitter buffer options The jitter options in this tab handle voice break up which can be particularly disruptive to voice communications For the most part these parameters can remain in their default values The Regional tab defines the country or region in which the MultiVOIP is being used HultiVOIP 800 Channel Setup EN Select Channel Channel 1 vi Voice Gain Fax Input o z dB Output 0 e dB X Fax Enable Max Baud Rate 14400 DTMF n ax Volume al l D High 4 Je el Za E 35 Za Duration 100 ms X DTMF Out of Banc Coder Advanced Features C Manual Automatic Selected Coder G 723 1 6 3 kbps BI Max Bandwidth 10 Kbps Forward Error Correction Once you have completed channel setup you will need to add the phone numbers to the phone directory database Before you set up the phone directory database consider how the database is going to be used will you have an H 323 Gatekeeper set up your call sessions or are you going to control your call sessions using the proprietary phone book The H 323 Gatekeeper acts as the central point for all calls within its zone and provides call control services to registered endpoints If you choose the proprietary phone book you establish a master slave relationship where the master
88. ew configuration written to the unit and the unit will reboot Click Exit when downloading is complete The Hangup connection dialog box displays Click Yes to disconnect the phone connection to the remote site If the same telephone number is not going to be used again in the immediate future you may want to remove it from the Port Setup dialog box Chapter 6 Warranty Service and Tech Support LAN Based The LAN based remote configuration requires a Windows Sockets compliant TCP IP stack TCP IP protocol software must be installed and functional before the configuration program can be used 1 You must assign an Internet IP address for the PC and for each node that will be managed by the configuration program Refer to the protocol software documentation for instructions on how to set the IP addresses Once you have completed this step you should be able to use the protocol Ping command for the PC host name You should also test the network interface configuration by Pinging another TCP IP device that is connected to the network 2 Install the MultiVOIP 400 software on the local PC When installed click Start Programs MultiVOIP 800 v3 51 Configuration Port Setup or double click the Configuration Port Setup icon in the MultiVOIP 400 program group 3 The MultiVOIP Port Setup dialog box displays Hut OIP 800 Setup Communication Type Select Port MultiYDIP IP Address C COM Port comi EI f192 168 3 36 KM Modem Setup
89. extension 102 Again the IP Address of the corporate MultiVOIP needs to be added and the port number is 1720 This adds phone number 101 of the corporate MultiVOIP to the proprietary data base Now to add extension 102 to the proprietary data base all you have to do is change the Phone Number and Description to support channel 2 of the corporate MultiVOIP After you have added channel 2 you need to include the two entries for each office The proprietary data base would then appear as in the following dialog box and when the office MultiVOIP is turned on the current data base would be downloaded HultYOIP 800 Phone Directory Database Ei re Ra SH ETA EH Phone Humber Destination Details Description 201 022 122 118 1720 Channel 1 201 022 122 118 1720 Channel 2 201 022 122 118 1720 Channel 3 201 022 122 118 1720 Channel 4 205 024 123 119 1720 Channel 1 205 024 123 119 1720 Channel 2 208 025 124 110 1720 Channel 1 208 025 124 110 1720 Channel 2 210 033 004 110 1720 Channel 1 210 033 004 110 1720 Channel 2 Number of Entries 10 Gatekeeper Proprietary PhoneBook Database Type Master Slave Master IP Address Send Status Report to Master Corporate office 1 Corporate office 2 Corporate office 3 Corporate office 4 Sales office 1 Sales office 2 Marketing office 1 Marketing office 2 Regional office 1 Regional office 2 RAS Parameters IP Address fi 32 168 3 1 Port Humber 1719 Chapter 1 Intr
90. for which they were manufactured repaired by Customer or any party without MTS s written authorization or used in any manner inconsistent with MTS s instructions MTS s entire obligation under this warranty shall be limited at MTS s option to repair or replacement of any products which prove to be defective within the warranty period or at MTS s option issuance of a refund of the purchase price Defective products must be returned by Customer to MTS s factory transportation prepaid MTS WILL NOT BE LIABLE FOR CONSEQUENTIAL DAMAGES AND UNDER NO CIRCUMSTANCES WILL ITS LIABILITY EXCEED THE PRICE FOR DEFECTIVE PRODUCTS Addendum for North American Products In the event that service is required products may be shipped freight prepaid to our Mounds View Minnesota factory Multi Tech Systems Inc 2205 Woodale Drive Mounds View MN 55112 Attn Repairs Serial _____ A Returned Materials Authorization RMA is not required Return shipping charges surface will be paid by MTS Please include inside the shipping box a description of the problem a return shipping address must have street address not P O Box a telephone number and if the product is out of warranty a check or purchase order for repair charges Extended two year overnight replacement agreements are available for selected products Please refer to our Overnight Replacement Agreement for details on rates and coverages Please direct your questions regardin
91. g Port Number 171 d 26 When you have finished click OK to download the setup configuration to the MultiVOIP 400 27 The Checking MultiVOIP dialog box displays 44 Chapter 3 Software Loading and Configuration Multi OP 800 Checking Multi OIP K Looking for response from Mult OIP Please wall 28 Once the setup program receives a response from the MultiVOIP 400 the Writing Setup dialog box displays indicating that the setup configuration is being written to the MultiVOIP 400 Hult OIF 800 Writing Setup i Date Stamp Dec 29 2000 Size bytes 7982 29 After the setup has been written to the MultiVOIP 400 the unit is rebooted Hult OIP 800 Rebooting Looking for response from Mult OIF Please wait 30 Check to ensure that the BTG LED on the MultiVOIP 400 is off after the download is complete This may take several minutes while the MultiVOIP 400 reboots 31 You are returned to the Multi VOIP MVP400 screen frtom which you can load Acrobat Reader to your PC This allows you to view and or print the User Guide by clicking the Install Manuals or View Manuals icon MultiVOIP MYP400 Se ftw S install Software View Manuals Install Manuals Requires Adobe Acrobat Reader Install Acrobat Reader MultiVOIP Manager snmp software Release Notes Multi lech Systems www multitech com At this time your master MultiVOIP 400 is configured Proceed to the
92. g information be entered in the H323 ID box The voice channel window defines the voice channel associated with the telephone Multi OIP 800 Phone Directory Database Er za ea Phone Number Destination Details Description 192 168 003 020 1720 Channel 1 Humber of Entries 1 0 931 Parameters Proprietary PhoneBook x Use Fast Start Database Tipe _ Call Signalling Port 1720 Master Slave RAS Parameters Slave Master IP Address E atus IF Address fi 92 168 3 1 Send Status Report to Master Port Humber 1719 71 72 Multi VOIP 400 User Guide The Station Identification group allows you to define the MultiVOIP unit by establishing the H323 ID which can be the same as for example your name in your local telephone book listing The Gatekeeper associates the H323 ID with the address of the local unit in the IP Address window The Port number 1720 is the port of the MultiVOIP communicating with the Gatekeeper The Station Information and Identification of the MultiVOIP unit have to be identical the same type of information used by the Gatekeeper in order for the MultiVOIP unit to be registered with the Gatekeeper The Gatekeeper can allow an open registration or a secure registration in which the endpoints are pre defined by the Gatekeeper The registration method is determined by the Gatekeeper administrator and will require communication with each endpoint in order to develop the H 323 com
93. g technical matters product configuration and verification that the product is defective to our Technical Support department at 1 800 972 2439 Please direct your questions regarding repair expediting receiving shipping and billing to our Repair Accounting department at 800 328 9717 or 763 785 3500 Repairs for damages caused by lightning storms water power surges incorrect installation physical abuse or user caused damages are billed on a time plus materials basis Addendum for International Products Distributors should contact Amex Inc for information about the repairs for your Multi Tech product Amex Inc 2724 Summer Street NE Minneapolis MN 55413 U S A Tel 763 331 3251 Fax 763 331 3180 Chapter 6 Warranty Service and Tech Support Please direct your questions regarding technical matters product configuration verification that the product is defective etc to our Technical Support department nearest you When calling the U S please direct your questions regarding repair expediting receiving shipping billing etc to our Repair Accounting department at 763 785 3500 in the U S A or a nearby Multi Tech office which is listed on the Multi Tech Corporate Offices sheet in this International Distributor Resource Kit Repairs for damages caused by lightning storms water power surges incorrect installation physical abuse or Out of Warranty Repair Costs Refer to Multi Tech System s web site
94. gnment necessary to configure your company s site specific system information Domain names and IP addresses are granted by the InterNIC To check the availability of a specific name or to obtain more information call the InterNIC at 703 742 4777 Appendix B Cabling Diagrams Appendix B Cabling Diagrams Command Port Cable 13 12 11 10 9 8 7 6 5 4 3 2 1 Gp OR OR GP ODOR GO OP OD OD OD OD CB Gp OP ODOR Op OD CD 25 24 23 22 21 20 19 18 17 16 15 14 PIN NO PIN NO 1 1 2 TRANSMIT DATA BA To 3 3 RECEIVE DATA BB DT Device 5 5 Terminal To COMMAND PORT 6 6 Device Connector i e ASCII 7 7 SIGNAL GROUND AB Terminal 8 8 Pin Circuit Signal Name OUN TD Data Transmit Positive TD Data Transmit Negative RD Data Receive Positive RD Data Receive Negative Voice Fax Channel Connectors 12345678 2345 Pin Connections E amp M Desc Function FXO Description FXS Description 1 M Input 2 E Output 2 N C 2 N C 3 T1 4 Wire Output 3 Ring 3 Tip 4 R 4 Wire Input 2 Wire 4 Tip 4 Ring 5 T 4 Wire Input 2 Wire 5 N C 5 N C 6 R1 4 Wire Output 7 SG Signal Ground Output 8 SB Signal Battery Output 101 MultiVOIP 400 User Guide Remote Configuration Cable PIN NO To COMMAND PORT Connector FRAME GROUND TRANSMIT DATA TX Ge RECEIVE DATA RX Device REQUEST TO SEND RTS Communication CLEAR TO SEND CTS Device i e Modem SIGNAL GROUND Male Mal
95. h a temporary connection is established from one point via one or more segments 117 MultiVOIP 400 User Guide Synchronous Data Link Control SDLC A discipline conforming to subsets of the Advanced Data Communications Control Procedures ADCCP of the American National Standards Institute ANSI and High level Data Link Control HDLC of the International Organization for Standardization for managing synchronous code transparent serial by bit information transfer over a link connection Transmission exchanges may be duplex or half duplex over switched or nonswitched links The configuration of the link connection may be point to point multipoint or loop Synchronous Transmission The transmission of data which involves sending a group of characters in a packet This is a common method of transmission between computers on a network or between modems One or more synchronous characters are transmitted to confirm clocking before each packet of data is transmitted Compare to Asynchronous Transmission Systems Network Architecture SNA The description of the logical structure formats protocols and operational sequences for transmitting information units through and controlling the configuration and operation of of networks T Tariff The rate availability schedule for telephone and ISDN services from a regulated service provider TCP IP A set of communication protocols that support peer to peer connectivity functions for both local and
96. h known frequency amplitude and phase characteristics used as a transport facility for useful information By knowing the original characteristics a receiver can interpret any changes as modulations and thereby recover the information CCITT Consultative Committee for International Telephone and Telegraph An advisory committee created and controlled by the United Nations and headquartered in Geneva whose purpose is to develop and to publish recommendations for worldwide standardization of telecommunications devices CCITT has developed modem standards that are adapted primarily by PTT post telephone and telegraph organizations that operate telephone networks of countries outside of the U S See also ITU Central Office CO The lowest or most basic level of switching in the PSTN public switched telephone network A business PABX or any residential phone connects to the PSTN at a central office Centrex A multi line service offered by operating telcos which provides from the telco CO functions and features comparable to those of a PBX for large business users See also Private Branch Exchange and Exchange Channel A data communications path between two computer devices Can refer to a physical medium for example UTP or coax or toa specific carrier frequency Channel bank A device that acts as a converter taking the digital signal from the T1 line into a phone system and converting it to the analog signals used by the phone syst
97. he Internet You need an IP address for each network interface on each computer and hardware device IP addresses are 32 bits long and come in two types network and host Network addresses come in five classes A B C D and E Each class of network address is allocated a certain number of host addresses For example a class B network can have a maximum of 65 534 hosts while a class C network can have only 254 The class A and B addresses have been exhausted and the class D and E addresses are reserved for special use Consequently companies now seeking an Internet connection are limited to class C addresses The current demand for Internet connections will exhaust the current stock of 32 bit IP addresses In response Internet architects have proposed the next generation of IP addresses Ipng IP Next Generation It features 16 byte addressing surpassing the capacities of 32 bit IP An IP address can serve only a single physical network Therefore if your organization has multiple physical networks you must make them appear as one to external users This is done via subnetting a complex procedure best left to ISPs and others experienced in IP addressing Since IP addresses and domain names have no inherent connection they are mapped together in databases stored on Domain Name Servers DNS If you decide to let an Internet Service Provider ISP administer your DNS server the ISP can assist you with the domain name and IP address assi
98. he various options are described in detail in Chapter 4 MultiVOIP 400 Software Telnet 192 168 80 206 Eifel EZ Connect Edit Terminal Help lt lt MultiVOIP Telnet Server gt gt 1 Voice over IP Configuration 2 Phone Book Configuration 3 Phone Directory Configuration Rights Read Write Enter Your Choice 1 to 3 exit 3 lt lt Phone Directory Configuration gt gt 1 Status 2 Related Details 3 0 931 Parameters Proprietary PhoneBook Rights Read Write Enter Your Choice 1 to 3 exit or ESC to PREU menu f AL WEB Management The MultiVOIP 400 can be accessed via a standard Web browser from anywhere on the connected Internet In order to provide this support the WEB Server option has to be selected in the the Applications Setup dialog box Click Others in the main menu to open this dialog box See Chapter 4 MultiVOIP 400 Software for more information Once enabled you can access the MultiVOIP 400 by entering its IP address in the Address box of your Web browser The following Web page displays 90 Chapter 5 Remote Configuration and Management 2 MultiVOIP Configuration Microsoft Internet Explorer File Edit View Go Favorites Help e gt a Back Forward Stop Refresh Home Search Favorites History Channels Fullscreen Mail Print Edit Address http 192 168 2 15 Me Links gie KT EC CIMA e EEN multi DAE VoicarFax over IP Net
99. her than passing them from input to output To change the voice coder select the channel from the Select Channel list then click Manual in the Coder group To select the appropriate coder select your new voice coder entry from the Selected Coder list If you changed the voice coder ensure that the same voice coder is used on the voice fax channel you are calling Otherwise you will always get a busy signal Note If you allow the coder to be selected automatically enter the Max Bandwidth Check with your VOIP administrator to determine how much bandwidth is available The Fax group enables you to send receive faxes on the selected voice fax channel You can select the maximum baud rate for faxes select the fax volume and enter the jitter value in milliseconds When receiving fax packets from a remote MultiVOIP 400 it is possible for individual packets to be delayed or received out of order due to traffic conditions on the network To compensate for this effect the MultiVOIP 400 uses a Jitter Buffer The Jitter Value allows the MultiVOIP 400 to 49 MultiVOIP 400 User Guide 12 wait a user definable period of time in milliseconds for delayed or out of order fax packets The range of allowable Jitter Values is 0 to 400 milliseconds with a default of 400 milliseconds If you do not plan to send or receive faxes on a given voice fax channel you can disable faxes in the Fax group You can enable the voice fax advanced features
100. i Tech Systems Inc 2205 Woodale Drive Mounds View MN 55112 763 785 3500 Fax 763 785 9874 Appendix C Regulatory Information Canadian Limitations Notice Ringer Equivalence Number Notice The ringer equivalence number REN assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a phone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the ringer equivalence numbers of all the devices does not exceed 5 Notice The Industry Canada label identifies certified equipment This certification means that the equipment meets certain telecommunications network protective operational and safety requirements The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cau
101. ialing options for DTMF Touch Tone or Pulse the method of disconnecting Current Loss or Tone Detection and for E amp M signaling mode and the wink timer settings in milliseconds Hult DIP 800 Channel Setup werte Select Channel Channel 1 Interface Dialing Options Inter Digit Time C FXS Loop Start Regeneration fin I 2 C FXS Ground Start e Est art Pulse Flash Hook Timer 600 DIMF in ms e i Message Waiting Light Et Options FSD Disconnect On Ring Count signal ER Current Loss FXS B Dial Tone C Wink Tone Detection E Mode Silence Detection as 2Wire 4 Wire None El Wink Ti Disconnect Tone Sequence Wink Timer mm in ms 250 None Silence Timer Pass Through fin seconds 15 In our typical application you would configure the corporate office channel parameters for an E amp M interface With this interface you would have to consult with your in house telephone people to determine how your PBX is configured They would have to determine E amp M signaling options dial MultiVOIP 400 User Guide 10 tone or wink 2 wire or 4 wire connection and if the wink option is the signaling option the wink timer delay in milliseconds The default is 250 milliseconds Additional channel setup parameters cover the voice coder DTMF gain voice gain and faxing in the Voice Fax tab of the Channel Setup dialog box The most important paramet
102. icon In your Windows 95 98 NT PC click Start and then click Run Type Telnet then click OK A blank Telnet window displays Click Connect Remote System and the Connect dialog box displays Select from the list or enter a Host Name the IP address of the MultiVOIP 400 In this example the Host Name is 192 168 2 8 Then select Telnet from the Port list and vt100 from the Term Type list Chapter 5 Remote Configuration and Management Connect Host Name KESATS Et Port telnet TermIype BI 00 cam Once you have entered a valid Host Name IP address Port and Term Type click Connect to connect to the target MultiVOIP The MultiVOIP Telnet Server window displays MultiVOIP Telnet Server Menu The MultiVOIP Telnet Server menu provides three basic options Voice over IP Configuration Phone Directory Database and Phone Directory Configuration OM KIT EE Tel Ier uw eh LL nyu igh PG 1999 Att Iech Syste Bite Hulti Tesh Systens INC 28 Blade Drigr Ads URP Si Hiinnesota 55112 USI HUltiUDiP Wersdan 4 51 Liraradret ale dan Hu HH 4 MILTLVIIF Telnet Sermar Aa L 1J Unire neer IP Dt ural Im Fhonc Acok Configuration L 1 hmar ieee Don que al jam Hi wi paul Mile Daler gur tlie i En il ril aU NA Voice over IP Configuration Selecting Option 1 displays the Main menu which enables further configuration options These options include Protocol Stacks option 1
103. internic net rfc rfc954 txt e Traceroute a tool that displays the route that packets will take when traveling to a remote host 99 MultiVOIP 400 User Guide Internet Protocol IP 100 IP is the Internet standard protocol that tracks Internetwork node addresses routes outgoing messages and recognizes incoming messages allowing a message to cross multiple networks on the way to its final destination The IPv6 Control Protocol IPV6CP is responsible for configuring enabling and disabling the IPv6 protocol modules on both ends of the point to point link IPV6CP uses the same packet exchange mechanism as the Link Control Protocol LCP IPV6CP packets are not exchanged until PPP has reached the Network Layer Protocol phase IPV6CP packets received before this phase is reached are silently discarded See also TCP IP Before you install TCP IP on your network you need to establish your Internet addressing strategy You first choose a domain name for your company A domain name is the unique Internet name usually the name of your business that identifies your company For example Multi Tech s domain name is multitech com where com indicates this is a commercial organization edu denotes educational organizations gov denotes government organizations Next you determine how many IP addresses you will need This depends on how many individual network segments you have and how many systems on each segment need to be connected to t
104. ion in software packages or in hardware configuration that is used unless you specify otherwise Device driver Software that controls how a computer communicates with a device such as a printer or mouse 110 Glossary Digital Cross connect System DCS The CO device which splits and redistributes the T1 bandwidth The DCS takes time slots from various T1 lines and alters them to provide the needed connectivity DCS connections are made with software at an administrator s workstation Digital Data Information represented by discrete values or conditions contrast Analog Data Digital Loopback A technique used for testing the circuitry of a communications device Can be initiated locally or remotely via a telecommunications device The tested device decodes and encodes a received test message then echoes the message back The results are compared with the original message to determine if corruption occurred en route Digital PBX A Private Branch Exchange that operates internally on digital signals See also Exchange Digital Service level 0 DSO The world wide standard speed 64 Kbps for digital voice conversation using PCM pulse coded modulation Digital Service level 1 DS1 The 1 544 Mbps voice standard derived from an older Bell System standard for digitized voice transmission in North America The 1 544 Mbps consists of 24 digitally encoded 64 Kbps voice channels north America and 2 048 Mbps 30 channels elsewhere
105. isable support SNMP related operations can be performed only when the Enable SNMP Agent check box is selected on this dialog box Enter the IP address of the system such as SNMP Manager that will receive the Traps from the MultiVOIP 400 in the IP Address box The Community Name of the SNMP Manager receiving the Traps can be a maximum of 19 characters and is case sensitive The default Port Number of the SNMP Manager receiving the Traps is 162 The MultiVOIP 400 currently supports a maximum of two community users at a time They can be assigned either Read Write or Read Only rights If you have SNMP client software and the Enable SNMP Agent check box is selected the SNMP Manager option must be selected This enables you to read logs through the SNMP Manager instead of the COM port The Password group enables you to enter a password up to 13 alphanumeric characters to be used for Internet Security Once the password is entered in the MultiVOIP Password box and confirmed in the Confirm Password box remote users must enter the password before gaining access to the MultiVOIP 400 for configuration purposes Note If you forget your password contact Multi Tech Technical Support for instructions HultYOIP 800 Applications Setup SNMP x Enable SNMP Agent Trap Manager Address Community Name Port Number 162 Community Name 1 public Permissions Read Only E SDA Community Name 2 supervisor Permissions ReadAWrite E
106. k Directory section later in this manual Chapter 3 Software Loading and Configuration Registering with a Gatekeeper Phone Directory This section describes how to register H 323 endpoints with the GateKeeper The H 323 GateKeeper function resides at a PC acting as the central point for all calls within its zone and provides call control services to registered endpoints The GateKeeper performs two important call control functions address translation from LAN aliases to IP addresses and bandwidth management where the network manager has specified a threshold for the number of simultaneous conferences on the LAN In a GateKeeper environment you will be selecting the GateKeeper option entering an IP address for the GateKeeper and accepting the default port number If the GateKeeper network is servicing Fast Start accept the defaults in the Q 931 Parameters group If this network zone is primarily non Fast Start supported you will clear the Use Fast Start check box Hult DIP 800 Phone Directory Database Phone Number Destination Details Description Humber of Entries 0 0 931 Parameters Proprietary PhoneBook x Use Fast Start Database Type Call Signalling Port 1720 Master Slave RAS Parameters Slave Master IP Address E dus IP Address fi 92 168 231 Send Status Report to Master Port Humber 1719 Select the Gatekeeper option 2 The Fast Start option is selected by default If the GateKeeper network e
107. k Office 1 Yoice Channel i Station Identification Hunt Group HUNT GROUP 1 EI IP Address 204 022 1 22 118 Fort fi 720 39 40 MultiVOIP 400 User Guide 5 Click OK to return to the Phone Directory Database dialog box It now includes phone number 101 destination details 204 022 122 118 Channel 1 and description New York Office 1 MultiYOIP 800 Phone Directory Database Se A ME KN ES Phone Number Destination Details Description 204 022 122 118 1720 Channel 1 Humber of Entries 1 GateKeeper Proprietary PhoneBook Database Type Master Slave Master IP Address Send Status Report to Master Slave Statis Hew York Office 1 0 931 Parameters X Use Fast Start Call Signalling Port 1720 RAS Parameters IP Address H 92 168 3 1 Port Number fi 719 6 To configure Channel 2 on the master MultiVOIP 400 click Add and the Add Edit Phone Entry dialog box displays again 7 Enter the phone number for the MultiVOIP 400 in the Station Information group Phone Number box For example 102 8 Enter a description in the Description box for the remote MultiVOIP 400 phone number for Channel 2 For example New York Office 2 Then enter the voice channel number in the Voice Number box 9 Inthe Station Identification group select HUNT GROUP 1 from the Hunt Group list Enter the New York Office 2 IP Address 204 022 122 118 Accept the H 323 industry standard Port
108. kets when silence is detected thereby reducing the amount of network bandwidth that is being used by the voice channel Echo Cancellation for a particular voice channel will remove echo and improve the quality of sound Forward Error Correction enables some of the voice packets that were corrupted or lost to be recovered FEC adds an additional 50 overhead to the total network bandwidth consumed by the voice channel Billing Misc This tab controls the parameters for auto call automatic disconnection billing options and dynamic jitter buffer MultivOIP 800 Channel Setup Select Channel ere Copy Options Auto Call Auto Call Enable Phone Number Automatic Disconnection Jitter Value Consecutive Packets Lost 20 Call Duration 21180 seconds Billing por Dynamic Jitter Butter IT InBound Hinimum Jitter Yalue 1 50 ms T OutBound Maximum Jitter Value 300 ms Charge Cents Per seconds Optimization Factor 7 The Auto Call option enables the local Multi VOIP 400 to call a remote Multi VOIP 400 without the user having to dial a Phone Directory Database number As soon as you access the local Multi VOIP 400 voice fax channel the Multi VOIP 400 immediately connects to the remote MultiVOIP 400 that you identified in the Remote MultiVOIP 400 Phone Number box of this option The Automatic Disconnection group provides three options which can be used singly or in any combination The Jitter Value defines
109. lable to the public for individual Subscriber use Typically controlled by a government or a national monopoly Public Switched Telephone Network PSTN The group of circuit switching voice carriers which are commonly used as analog data communications services Pulse Code Modulation PCM 1 In data communication variation of a digital signal to represent information for example by means of pulse amplitude modulation PAM pulse duration modulation PDM or pulse position modulation PPM 2 Transmissions of analog information in digital form through sampling and encoding the samples with a fixed number of bits Pulse dialing One of two methods of dialing a telephone usually associated with rotary dial phones Compare with tone dialing Q Quantizing The process of analog to digital conversion by assigning a range from the contiguous analog values to a discrete number R Random Access Memory RAM A computer s primary workspace All data must be stored in RAM even for a short while before software can use the processor to manipulate the data Before a PC can do anything useful it must move programs from disk to RAM When you turn it off all information in RAM is lost Rate Enforcement The concept in frame relay where frames sent faster than the CIR are to be carried only if the bandwidth is available otherwise they are to be discarded The frame relay network assumes that anything exceeding the CIR is of low priori
110. le outage Out of band Signaling that is separated from the channel carrying the information the voice data video signal is separate from the carrier signal Dialing and various other supervisory signals are included in the signaling element Contrast In band signaling Out of Frame OOF A T1 alarm condition that is logged on the loss of 2 3 or 4 of 5 consecutive FT framing bits P Packet 1 In data communication a sequence of binary digits including data and control signals that is transmitted and switched as a composite whole The data control signals and possibly error control information are arranged in a specific format 2 Synonymous with data frame 3 In TCP IP the unit of data passed across the interface between the Internet layer and the link layer A packet includes an IP header and data A packet can be a complete IP datagram or a fragment of an IP diagram 4 In X 25 a data transmission information unit A group of data and control characters transferred as a unit determined by the process of transmission Commonly used data field lengths in packets are 128 or 256 bytes 5 The field structure and format defined in the CCITT X 25 recommendation Packet Assembler Dissembler PAD Used by devices to communicate over X 25 networks by building or stripping X 25 information on or from a packet Packet Data The information format packetized used for packet mode calls 115 MultiVOIP 400 User Guide Packet
111. ler picks up the phone and dials a trunk extension for example extension 4 This is the same principle as dialing 9 for an outside line in a corporate environment A second dial tone is heard the caller then dials extension 201 at the sales office This rings the KTS at the sales office The sales receptionist answers the call and then directs the call for example you wanted to talk to the person at extension 5125 and a voice conservation takes place Corporate Office Optional H 323 Gatekeeper IP pein 201 22 122 110 sation ort Number 17 19 n Web Server W Router with Diffserv p IP Address 201 22 122 1 7 Mask 255 255 255 128 Multi VoIP CHEN IP Address Internet Intranet 201 22 122 118 Channel Mask 255 255 255 128 Channel3 E amp M Channel 4 E amp M PSTN Connection Router Static IP Address 209 96 211 90 Router with Diffserv IP Address 210 33 4 110 Mask 255 255 255 240 Sales Office Router Static IP T1 E1 PRI etc Address 207 SCH 125 121 n TS poo Router with Diffserv IP i 208 25 124 110 n Workstation MultiVOIP IP Address 205 24 123 119 Mask 255 255 255 240 s Router with Diffserv Gi IP Address 206 25 124 110 Mask 255 255 255 240 Router Static IP Address 209 96 211 90 Marketing Office Workstation Workstation Mask 255 255 255 240 er h N Regional Office 401 402 Figure 1 2 Example of a MultiVOIP ap
112. m LAPB in its framing sequence Transmission is in units called frames and a frame may contain one or more X 25 packets Line Coding The representation of 1s and Os on a T1 line The two methods of line coding commonly used B8ZS and AMI differ in the restrictions placed on user data T1 line coding ensures that sufficient timing information is sent with the digital signal to ensure recovery of all the bits at the far end Timing information on the T1 line is included in the form of 1s in the data stream a long string of Os in the data stream could cause problems recovering the data Line Termination LT The electronics at the ISDN network side of the user network interface that complements the NT1 at the user side The LT and the NT1 together provide the high speed digital line signals required for BRI access Listed Directory Number LDN The main number assigned by the telco the number listed in the telephone directory and also provided by Directory Assistance Some devices can have more than one LDN such as ISDN devices that have one LDN for voice and another LDN for data Local Area Network LAN 1 A computer network located on a user s premises within a limited geographical area Communication within a local area network is not subject to external regulations however communication across the LAN boundary may be subject to some form of regulation 2 ALAN does not use store and forward techniques 3 A network in which a set of devices
113. me relay specs and defines extensions such as local management Frame Relay Access Device FRAD A piece of equipment that acts as a concentrator or frame assembler dissassembler that can support multiple protocols and provide basic routing functions G Gatekeeper An H 323 entity that provides address translation control access and sometimes bandwidth management to the LAN for H 323 endpoints 112 Glossary Gateway 1 A functional unit that interconnects two computer networks with different network architectures A gateway connects networks or systems of different architectures A bridge interconnects networks or systems with the same or similar architectures 2 A network that connects hosts 3 An H 323 entity that provides real time two way communications between H 323 terminals on the LAN and other ITU terminals on a WAN or to another H 323 Gateway Graphical User Interface GUI A type of computer interface consisting of a visual metaphor of a real world scene often of a desktop Within that scene are icons representing actual objects that the user can access and manipulate with a pointing device H H 323 An umbrella recommendation from the International Telecommunications Union ITU that sets standards for multimedia communications over Local Area Networks LANs that do not provide a guaranteed Quality of Service QoS H 323 Endpoint The clients in an H 323 network They are typically video conferencing audio confe
114. mploys Fast Start leave this selected You may have to verify this with the GateKeeper administrator 3 Enter the GateKeeper IP Address in the IP Address box of the RAS Parameters group 4 Accept the default Port Number 1719 CAUTION The default setting for the GateKeeper Port Number is 1719 This can be changed to a different value by the GateKeeper administrator If you decide to change the default Port Number you must use the same number on the GateKeeper and all other H 323 endpoints 33 MultiVOIP 400 User Guide 5 Click Add to begin building your phone directory database The Add Edit Phone Entry dialog box displays Multi OIP 800 Add Edit Phone Entry Station Information Phone Number x Description pa Yoice Channel 1 Station Identification H323 ID IP Address Port fi 720 Leave the Description box blank o Ne Office 1 Enter the unique phone number of the local device in the Phone Number box For example 101 Enter the Voice Channel number that corresponds to the phone number entered Enter a description in the H 323 ID box to identify the phone number For example New York 10 Enter the Port IP Address of the MultiVOIP you are currently configuring in the IP Address box HultY OIP 800 Add Edit Phone Entry Station Information Phone Number 101 fo Description a Yoice Channel 1 Station Identification H323 ID New Tork Office IP Addres
115. n of interaction across the access points indicating that information is being passed between the service user and the service provider The OSI Reference Model defines four types of primitives Request Indication Response and Confirm Private Branch Exchange PBX A telephone exchange located on the customer s premises The PBX provides a circuit switching facility for telephone extension lines within the building and access to the public telephone network See also Exchange PROM Programmable Read Only Memory pronounced prom A permanent memory chip that can be programmed or filled by the customer after by the manufacturer has set initial values Contrast with ROM Protocol 1 A set of semantic and syntactic rules that determines the behavior of functional units in achieving communication 2 In Open Systems Interconnection architecture a set of semantic and syntactic rules that determine the behavior of entities in the same layer in performing communication functions 3 In SNA the meanings of and the sequencing rules for requests and responses used for managing the network transferring data and synchronizing the states of network components 4 Synonymous with line control discipline PSTN Public Switched Telephone Network A worldwide public voice telephone network that is used as a telecommunications medium for the transmission of voice data and other information Public Data Network PDN A packet switched network that is avai
116. n the IP address of the master MultiVOIP needs to be entered in the Master IP Address window the Send Status Report to Master option can be enabled and all the buttons at the top of the directory database dialog box become inactive except for the Print button Proprietary Phone Directory Database In the Proprietary Phone Directory Database you can add delete or edit any entry in the phone directory database and you can set up Hunt groups that locate another phone number if the called number is busy You can print the phone directory database so that you have a hardcopy of the phone directory To add an entry to the Phone Directory database click Add and the Add Edit Phone Entry dialog box is displayed Multi OIP 800 Add Edit Phone Entry Station Information Phone Number i Description pra Voice Channel Station Identification Hunt Group no HUNT IP Address Port 11720 The Add Edit Phone Entry dialog box contains two groups of information the Station Information which contains the phone number an optional description window and the voice channel number The Station Identification group contains the Hunt Group listing and the IP Address for the IP Address of the MultiVOIP assigned the phone number The Port number is not used in the proprietary phone book Click Copy From in the Add Edit Phone Entry dialog box to add additional phone entries The Station Information identifies the calling unit
117. n you elect to use the Proprietary PhoneBook you set up a master slave relationship This relationship allows one MultiVOIP to maintain the Phone Directory Database and publish this data 11 MultiVOIP 400 User Guide 12 base to all MultiVOIP participants in the network This proprietary data base enables you to see all the participants in your network and provides you with there phone numbers MultiVOIP 800 Add Edit Phone Entry Station Information Phone Humber rot Description E amp M Channel 1 Voice Channel Poo Station Identification Hunt Group no HUNT IF Address 201 22 122 118 Fort fi 720 Use the corporate MultiVOIP to set up the database so that the corporate MultiVOIP can call the sales marketing or regional offices To do this the Phone Directory Database will have four entries for the corporate office and two entries for the sales office two for the marketing office and two for the regional office Extension 101 at the corporate office is tied to voice channel 1 102 is tied to channel 2 and so on The Description again ties to the type of interface used on the corporate MultiVOIP E amp M The Hunt Group in this example is set for No Hunt But if you wanted to activate a Hunt Group if an extension on the MultiVOIP is busy and you wanted to look for another extension you can assign a hunt group to those extensions For example if extension 101 is busy the corporate MultiVOIP would roll over to
118. nable Configuration through x TETP Server x WEB Server x Dumb Terminal Management X Telnet Server Dassword Read Logs Through Mult OIP Password COM Port Confirm Password For more information on using these applications refer to the Help or to Chapter 5 of this manual Remote Configuration and Management 75 MultiVOIP 400 User Guide 76 Multi 0777 Voice Fax over IP Networks Chapter 5 Remote Configuration and Management Multi ec Systems MultiVOIP 400 User Guide Viewing Statistics 78 The Statistics dialog box enables you to view statistics for major events of the MultiVOIP 400 operation This dialog box is accessed by clicking Statistics on the MultiVOIP 800 Setup menu MultiYOIF 800 Statistics Statistics can be a helpful troubleshooting tool For example viewing the Voice Channel statistics you can see the attempted and completed calls call duration average call length bytes packets sent and received and so on IP Statistics IP is a connection less network protocol residing in the network layer of a conventional OSI layered model Refer to Appendix A for more information on this model Depending on what is going on at the application layer IP will typically use one of two transport layer protocols User Datagram Protocol UDP a connection less transport layer protocol used with TFTP or SNMP and Transport Control Protocol TCP a connection oriented transport layer protocol u
119. nd Ring Count groups are enabled Check with your local in house phone personnel to verify whether your local PBX dial signaling is Pulse or tone DTMF Then set the Regeneration option accordingly The Flash Hook Timer allows you to enter the time in milliseconds for the duration of the flash hook signals output on the FXO interface The default setting is 600 milliseconds The Ring Count FXO window allows you to set the number of rings received on the FXO interface before the MultiVOIP 400 answers the incoming call The default setting is 2 rings Note Zero 0 means that the MultiVOIP 400 never answers For FXO to FXO communications you can enable a specific type of FXO Disconnect Current Loss Tone Detection or Silence Detection Check with your in house phone personnel to verify the preferred type of disconnect to use Enabling Tone Detection activates the Disconnect Tone Sequence options For Disconnect Tone Sequence you can select either one or two tones that will disconnect the line The person hanging up a call must then hit the key or keys that will produce those tones For Silence Detection select One Way or Two Way then set the timer for the number of seconds of silence before disconnect The default value of 15 seconds may be shorter than desired for your application E amp M If you are connecting to an analog E amp M trunk on your PBX then choose the E amp M interface option to enable the E amp M Options group Check with your
120. nd enter the jitter value in milliseconds When receiving fax packets from a remote MultiVOIP 400 it is possible for individual packets to be delayed or received out of order due to traffic conditions on the network To compensate for this effect the MultiVOIP 400 uses a Jitter Buffer The Jitter Value enables the MultiVOIP 400 to wait a user definable period of time in milliseconds for delayed or out of order fax packets The range of allowable Jitter Values is 0 to 400 milliseconds with a default of 400 milliseconds 29 MultiVOIP 400 User Guide 30 21 22 23 If you do not plan to send or receive faxes on a given voice fax channel you can disable faxes in the Fax group You can enable the voice fax advanced features by selecting Echo Cancellation or Forward Error Correction check boxes The Echo Cancellation check box defines whether echo cancellation is enabled for this voice channel If echo cancellation is enabled the MultiVOIP 400 will remove echo which improves the quality of sound The Forward Error Correction FEC check box defines whether forward error correction is enabled for this voice channel The FEC feature allows some of the voice packets that were corrupted or lost to be recovered FEC adds an additional 50 overhead to the total network bandwidth consumed by the voice channel Note After configuring a given channel you can copy that channel configuration by clicking Copy Everything on the Voice Fax
121. nd of an RJ 45 phone cord to the Voice Fax Channel 1 E amp M connector on the back of the unit and the other end to the trunk phone jack If you are connecting to an E amp M trunk ensure that the E amp M trunk jumper is in the correct position for the E amp M type trunk The default E amp M jumper position is E amp M type 2 To change the E amp M jumper position perform the E amp M jumper block positioning procedure in Chapter 2 5 6 Chapter 3 Software Loading and Configuration Repeat the above step to connect the remaining telephone equipment to each Voice Fax Channel on your MultiVOIP Turn on power to the MultiVOIP 400 by placing the ON OFF switch on the back panel to the ON position Wait for the BTG LED on the MultiVOIP 400 to go off before proceeding This may take a couple of minutes At this time your VOIP network should be fully operational Dial one of the sites in your network using the dialing directory supplied by your network administrator 55 MultiVOIP 400 User Guide 56 Multi 0777 Voice Fax over IP Networks Chapter 4 MultiVOIP 400 Software Multi lec Systems MultiVOIP 400 User Guide Introduction 58 This chapter describes various features of the MultiVOIP 400 software that enable you to change update the configuration of your MultiVOIP 400 The basic configuration parameters were established during the loading of the software Chapter 3 The MultiVOIP 400 software and configuration
122. nds A call limit of three minutes may be too short for most configurations Therefore you may want to increase this default value You can set billing options for inbound and or outbound calls by checking them in the Billing Options group and then entering the charge in cents per number of seconds A minimum and maximum set of values can be set for Dynamic Jitter Buffer When receiving voice packets from a remote MultiVOIP 400 it is possible to experience varying delays between packets due to traffic conditions on the network This is called Jitter To compensate for this effect the MultiVOIP 400 uses a Dynamic Jitter Buffer The Jitter Buffer allows the MultiVOIP 400 to wait for delayed voice packets by automatically adjusting the length of the Jitter Buffer between configurable minimum and maximum values An Optimization Factor adjustment controls how quickly the length of the Jitter Buffer is increased when jitter increases on the network The length of the jitter buffer directly effects the voice delay between MultiVOIP 400 gateways The Minimum Jitter Value default setting is 150 milliseconds the Maximum Jitter Value default setting is 300 milliseconds and the Optimization Factor default setting is 7 Note After configuring a given channel you can copy that channel configuration by clicking Copy Everything on the Billing Misc tab will be copied to the other channel If your country region is not USA the default click the Regional ta
123. nel 2 202 056 039 100 1 720 Channel 1 Humber of Entries 3 GateKeeper Proprietary PhoneBook Database Type Master Slave M IP Add Save t Sy aster ress Status Send Status Report to Master Description Hew York Office 1 Hew York Office 2 London Office 1 0 931 Parameters x Use Fast Start Call Signalling Port 1720 RAS Parameters IP Address fi 72 168 3 1 Port Humber fi 713 To add Channel 2 of the slave MultiVOIP 400 click Add The Add Edit Phone Entry dialog box displays again Enter the phone number for the remote slave MultiVOIP 400 in the Station Information group Phone Number box For example 202 Enter a description in the Description box for the remote MultiVOIP 400 phone number for Channel 2 For example London Office 2 In the Station Identification group select HUNT GROUP 2 from the Hunt Group list enter the London Office 2 s IP Address 202 056 039 100 and accept the H 323 industry standard Port value 1720 used to communicate with other H 323 endpoints Chapter 3 Software Loading and Configuration Note Depending on your requirements you may want calls that cannot make a connection to London Office 1 Hunt Group 2 to roll over to the New York office instead In this case configure that phone entry as a member of Hunt Group 1 HultYOIP 800 Add Edit Phone Entry Station Information Phone Humber 202 Description London Office 2 Voi
124. nennnnnnnennnennnennnennne 57 EEE EEE ERA II 58 De GO PE EEE NE EE 58 MFO veg 59 ee KE ak Age RIA 60 Tue EE EN EP 60 VOICE E EEE NE IE E 62 acari 63 DC EE EEE 65 Changing the Phone Directory Aldo caricano 66 ge Fheone E rl AIR ATI E AT 67 Gatekeeper Phone Directory DAlADaAso rirzinationiia scenic renano ide iaia ie 70 PS ge EE RR SEA r EEE pc RE EEE 74 IR nai 75 Chapter 5 Remote Configuration and Management 77 NNN 78 L ai 78 VO ge ER tt cie oi KE EE NN ER 79 e A DE I E O INTE RA 80 Viewing Log Entry Details ain I I O 80 Ue el EEE EE IRA I IO 81 EE EEE ce ee E AREA ITA 81 ol ae RA eee 82 Download Firmware RR RR RO I PO TO I RO TT 82 PTE EE ee 84 Wan 85 UE e RR RARA E teens 85 KE OE riesi arsizio inistero Re rt 85 Ei iaia ei 87 PT FVN 88 Fe END AIA 88 MEET NNN Int 90 Chapter 6 Warranty Service and Tech Support 93 eat PRO A NE AE A 94 CRE GR en me eme ei TEST TT 94 POU Tor NO 000 idee 94 Addendum for International Products 94 EE EE ERI NR 95 Ordering Accessories eske OE VT meet net 95 Riace 96 Recording MultiVOIP 400 Information sus smrsdionsr esratusrmnsereasradienmanmesdareenersinicieretnesininci snsons 96 pe VE RR RIA NER 96 ADDENOMES Ls 97 Appendix A TCP IP Description ii 98 ce PRO I PEA 101 Appendix C Regulatory Information e 103 alici 103 Fax Branding RR EEA OTO 103
125. nfiguration The remote MultiVOIP 400 will be brought down the new configuration written to the unit and the unit will reboot 8 Click Exit when downloading is complete 9 Double click the MultiVOIP Configuration icon in the MultiVOIP 400 program group to verify that the MultiVOIP 400 is running Remote Management 88 This section describes typical client applications that can be used to configure the MultiVOIP 400 remotely It is important to note that although any subsequent changes to configuration can be made using these applications the initial setup and configuration of the MultiVOIP 400 must be done on the local PC using the MultiVOIP 400 software provided with your unit Although establishing access to the MultiVOIP 400 varies between applications the configuration functions mirror those of the MultiVOIP 400 software For more information on MultiVOIP 400 software refer to Chapter 4 MultiVOIP 400 Software Telnet Atypical Telnet client application is described next The MultiVOIP 400 has a built in Telnet Server that enables Telnet client PCs to access and configure the MultiVOIP 400 In addition the MultiVOIP 400 can be remotely accessed and configured from anywhere on the Internet through its Web interface The TCP IP stack has to be loaded before the Telnet client a Windows application will run The Telnet Server option has to be selected from the Applications Setup dialog box using the MultiVOIP 400 Configuration
126. ng HDLC or other character oriented protocol V 54 The ITU T standard for local and remote loopback tests in modems DCEs and DTEs The four basic tests are e local digital loopback tests DTE send and receive circuits e local analog loopback tests local modem operation e remote analog loopback tests comm link to the remote modem and e remote digital loopback tests remote modem operation Virtual Circuit A logical connection Used in packet switching wherein a logical connection is established between two devices at the start of transmission All information packets follow the same route and arrive in sequence but do not necessarily carry a complete address 119 MultiVOIP 400 User Guide Index A About the NEMO 96 Accessories ordering 95 Application typical EE 8 Applications setup changing 75 oliena 99 e e EEE 63 Automatic disconnection billing security 63 B sg EEE 14 gle fee EE EE EE 64 Billing Misc default setup Master 31 51 Billing Misc parameters changing 63 220 G D REN es 13 C Cabling the MultiVOIP For So PRS EEE 20 Remote LE EE 54 Call progress viewing 74 80 Canadian limitations notice 105 Channel interface default setup Master 27 47 Channel interface default setup Slave 47 Channel interface parameters changing
127. ns together With this method a congestion condition is identified and fixed before it becomes critical Contrast with implicit congestion Extended Super Frame ESF One of two popular formats for framing bits on a T1 line ESF framing has a 24 frame super frame where robbed bit signaling is inserted in the LSB bit 8 of the DS 0 byte of frames 6 12 18 and 24 ESF has more T1 error measurement capabilities than D4 framing ESF and B8ZS are typically both offered to provide clear channel service F Failed Seconds A test parameter where the circuit is unavailable for one full second Failed Signal A T1 test parameter logged when there are more than 9 SES Severely Errored Seconds Fax facsimile Refers to the bit mapped rendition of a graphics oriented document fax or to the electronic transmission of the image over phone lines faxing Fax transmission differs from data transmission in that the former is a bit mapped approximation of a graphical document and therefore cannot be accurately interpreted according to any character code Firmware A category of memory chips that hold their content without electrical power they include ROM PROM EPROM and EEPROM technologies Firmware becomes hard software when holding program code Foreground The application program currently running on and in control of the PC screen and keyboard The area of the screen that occupies the active window Compare with background Fractional T1 FT1
128. odifies the level of the audio coming in to the voice channel before it is sent over the Internet to the remote MultiVOIP 400 Output gain modifies the level of the audio being output to the device attached to the voice channel Make your selections from the Input and Output lists in the Voice Gain group The valid range is 31dB to 31dB with a recommended default value of 0 You can set up the DTMF gain output level in decibels for the higher and lower frequency groups of the DTMF tone pair Make your selections from the High and Low lists in the Voice Gain group When the DTMF Out of Band check box is selected the unit reproduces the DTMF tones instead of passing them through Note The DIMF gain should be changed only with the assistance of Multi Tech Technical Support 19 To change the voice coder select the channel from the Select Channel list then click Manual in the Coder group Select the new voice coder entry from the Selected Coder list If you changed the voice coder ensure that the same voice coder is used on the voice fax channel you are calling Otherwise you will always get a busy signal Note If you allow the Coder to be selected automatically then you need to enter the Max Bandwidth Check with your network administrator to determine how much bandwidth is available 20 The Fax group enables you to send receive faxes on the selected voice fax channel You can set the maximum baud rate for faxes the fax volume a
129. oduction and Description Front Panel Description The front panel contains three groups of LEDs that provide the status of the Ethernet connection Voice Fax channels and general status of the MultiVOIP The front panel is shown in Figure 1 3 and a description of each LED follows O Multi zos Voice F Multi E Systems ax over IP Networks _ A A Figure 1 3 Front Panel ETHERNET RCV Receive Data indicator blinks when packets are being received from the local area network LNK Link indicator lights when the Ethernet link senses voltage from a concentrator or external device XMT Transmit Data indicator blinks when packets are being transmitted to the local area network COL Collision indicator lights when a collision is detected on the Ethernet link VOICE FAX CHANNEL FXS Foreign Exchange Station indicator lights when the voice fax channel is configured for FXS operation FXO Foreign Exchange Office indicator lights when the voice fax channel is configured for FXO operation E amp M Ear and Mouth indicator lights when the voice fax channel is configured for E amp M operation FAX Fax indicator lights when there is fax traffic on the voice fax channel XMT Transmit indicator blinks when voice packets are being transmitted to the local area network RCV Receive indicator blinks when voice packets are being received from the local area network XSG Transmit Signal indicator lights when the FXS c
130. of 1 or 0 Bits are generally recognized as the electrical charge generated or stored by a computer that represent some portion of usable information Bit Error Rate Test BERT A device or routine that measures the quality of data transmission A known bit pattern is transmitted and the errors received are counted and a BER bit error rate is calculated The BER is the ratio of received bits in error relative to the total number of bits received expressed in a power of 10 Bit robbing The use of the least significant bit per channel in every sixth frame for signaling The line signal bits robbed from the speech pat conveys sufficient pre ISDN telephony signaling information with the remaining line signal bits providing sufficient line signaling bits for recreating the original sound See robbed bit signaling Blue Alarm An error indication signal consisting of all 1s indicating disconnection or attached device failure Contrast Red Alarm and Yellow Alarm Bps bits per second A unit to measure the speed at which data bits can be transmitted or received Bps differs from baud when more than one bit is represented by a single cycle of the carrier Bridges 1 A functional unit that interconnects two local area networks that use the same logical link protocol but may use different medium access control protocols 2 A functional unit that interconnects multiple LANs locally or remotely that use the same logical link control protocol but
131. oice quality is remains relatively uncompromised See bit robbing The robbed bit signaling technique is used in D4 channel banks to convey signaling information The eighth least significant bit of each of the 24 8 bit time slots is robbed every sixth frame to convey voice related signaling information such as on hook and off hook for each channel Router A device that connects two networks using the same networking protocol It operates at the Network Layer Layer 3 of the OSI model for forwarding decisions Routing Information Protocol RIP A distance vector based protocol that provides a measure of distance or hops from a transmitting workstation to a receiving workstation RS232 C An EIA standard for a serial interface between computers and peripheral devices modem mouse etc It uses a 25 pin DB 25 or a 9 pin DB 9 connector The RS 232 standard defines the purposes electrical characteristics and timing of the signals for each of the 25 lines RS 422 The EIA standard for a balanced interface with no accompanying physical connector RS 422 products can use screw terminals DB 9 various DB 25 and DB 37 connectors RS 530 The EIA standard for the mechanical electrical interface between DCEs and DTEs transmitting synchronous or asynchronous serial binary data RS 530 provides for high data rates with the same connector used for RS 232 however it is incompatible with RS 232 S Serial Port The connector on a PC used
132. onfigured channel is off hook the FXO configured channel is receiving a ring from the Telco or the M lead is active on the E amp M configured channel That is the MultiVOIP is receiving a ring from the PBX RSG Receive Signal indicator lights when the FXS configured channel is ringing the FXO configured channel has taken the line off hook or the E lead is active on the E amp M configured channel BTG BOOT The BTG indicator lights when the MultiVOIP is booting or downloading setup POWER PWR The Power indicator lights when power is applied to the MultiVOIP 13 MultiVOIP 400 User Guide Back Panel Description 14 The cable connections for the MultiVOIP are made at the back panel Connectors include Power Command Port RS232 Ethernet 10BASE T and Voice Fax Channels E amp M FXO and FXS The cable connectors are shown in Figure 1 4 and defined in the following groups INTERNAL COMPOSITE Figure 1 4 Back Panel Power Connector The Power connector is used to connect the external power supply to the MultiVOIP The Power connector is a 7 pin circular DIN connector A separate power cord is connected to the power supply and the live AC grounded outlet Command Port Connector The Command Port connector is used to configure the MultiVOIP using a PC with a serial port and running Windows software The Command Port connector is a DB 25 female connector 10Base T Ethernet Connecto
133. onnected to the Command port of the MultiVOIP 400 From the Select Port list select the COM port of your PC MultiYOIP Setup 192 168 3 36 ATS0 1 amp E5 5B19200 amp D 1 CONNECT ATHO Click OK to continue 9 The Setup Complete dialog displays Setup Complete Click Finish to continue 10 The following message displays HultYOIP 800 Setup Click Yes to continue 11 The following message displays Multi OIP 800 Default Setup A Click Yes to continue 26 Chapter 3 Software Loading and Configuration Configuring Your MultiVOIP 400 The following steps provide instructions for configuring your MultiVOIP 400 The configuration sequence includes IP Protocol default setup Channel setup and Phone Directory Database setup The Phone Directory Database setup is configured differently depending on whether or not the Gatekeeper function is available and enabled on the Phone Directory Database dialog box see Step 26 12 The IP Protocol Default Setup dialog box displays Hult OIP 800 IP Protocol Default Setup sii ZE San ox Cancel Ethernet IP Address 200 2 9 1 Subnet Mask 255 255 255 0 GE The default Frame Type is TYPE II If this does not match your IP network change the Frame Type by selecting SNAP from the Frame Type list The available Frame Type choices are TYPE Il and SNAP 13 Inthe Ethernet group enter the IP Address Subnet Mask and Gatewa
134. ork manager has specified a threshold for the number of simultaneous calls on the LAN Hult DIP 800 Phone Directory Database ma E J ER Hert Phone Humber Destination Details Description Humber of Entries 0 0 931 Parameters C Proprietary PhoneBook x Use Fast Start Database Type O2 4 _ _ Call Signalling Port 1720 Master Slave HAS Parameters Stave Master IP Address Es tur IP Address fi 92 168 3 1 Send Status Report to Master Port Number 1719 When the Gatekeeper option is selected the RAS Parameters group is enabled with the IP address of the Gatekeeper displayed in the IP Address box The Port Number is the port of the endpoint communicating with the Gatekeeper If this number is changed it should only be changed with consultation with Gatekeeper administrator The port numbers have to be in pairs and controlled by the Gatekeeper If the H 323 Gatekeeper network supports Q 931 Fast Start servicing the Use Fast Start check box should be selected for all endpoints The Call Signalling Port of 1720 is the port on the MultiVOIP unit supporting the Q 931 parameters The Phone Directory Database in a H 323 Gatekeeper network only displays the station information and station identification of the local unit The station information and identification have to be established in conjunction with the Gatekeeper administrator so that the identification of the endpoint is the same To add an ent
135. ount of information and the speed at which a medium can transmit data or other information Backward Explicit Congestion Notification BECN A bit that tells you that a certain frame on a particular logical connection has encountered heavy traffic The bit provides notification that congestion avoidance procedures should be initiated in the opposite direction of the received frame See also FECN Forward Explicit Congestion Notification Basic Rate Interface BRI An ISDN access interface type comprised of two B channels each at 64 Kbps and one D channel at 64 Kbps 2B D 108 Glossary Bell Operating Companies BOC The family of corporations created during the divestiture of AT amp T BOCs are independent companies which service a specific region of the US Also called Regional Bell Operating Companies RBOCs Bell Pub 41450 The Bell publication defining requirements for data format conversion line conditioning and termination for direct DDS connection Bell Pub 62310 The Bell publication defining requirements for data format conversion line conditioning and termination for direct DDS connection Binary Synchronous Communication BSC A form of telecommunication line control that uses a standard set of transmission control characters and control character sequences for binary synchronous transmission of binary coded data between stations Bit Binary digIT A bit is the basis of the binary number system It can take the value
136. ownloaded from the master MultiVOIP The Gatekeeper is a separate application that can operate on a network PC and provides all the controls needed to create control and manage an H 323 network zone The H 323 network zone is all the endpoints terminals and gateways MultiVOIPs that register with the gatekeeper The gatekeeper functions are address translation from LAN aliases for terminals and gateways to IP addresses as defined in the RAS Registration Admission Status specification The RAS Protocol defines the communication with a gatekeeper and support for RTP RTCP for sequencing audio packets The H 323 Gatekeeper also provides call authorization for both accepting and placing calls in its zone and certain monitoring features such as call permissioning and address resolution 50 if you choose the Gatekeeper option initially you need to communicate with the administrator of the Gatekeeper to preregister your MultiVOIP The information you need from the Gatekeeper administrator is the IP address of the Gatekeeper and its port number Then you need to establish your alias address which includes phone number channel number H323 ID and your MultiVOIP LAN IP address The port number is 1720 but if the Gatekeeper uses a different port number you have to ensure that you use the corrsponding pair The Gatekeeper administrator will then enter your information into the Gatekeeper data base This concludes the preregistration Now you can enter
137. patiable network The Phone Directory Database for the local unit contains the local phone numbers destination details of the IP address port number and channel number of the local unit Multi DIF 800 Phone Directory Database Srel El MM KR KH Phone Number Destination Details 101 192 168 003 020 1720 Channel 1 102 192 168 003 020 1720 Channel 2 Description Humber of Entries 2 0 931 Parameters Gatekeeper C Proprietary PhoneBook x Use Fast Start Database Type __ Call Signalling Port 1720 Master Slave HAS Parameters Master IP Address IP Address 192 168 3 1 Send Status Report to Master EEN Port Number 1719 Chapter 4 MultiVOIP Software Changing IP Parameters The IP Setup dialog box establishes the IP addressing for the local Ethernet LAN and defines the Internet gateway address The IP Setup dialog box is accessed by clicking the IP on the MultiVOIP 800 Setup menu HultY OIP 800 IP Setup ethernet Frame Type TYPE II zl Port Address IP Address 200 2 9 1 IP Mask 255 255 255 0 Gateway Address IP Address With IP Setup dialog box displayed you can change the status of differential services the Ethernet Frame Type the IP address and IP Mask of your H 323 endpoint and the Gateway Address of the IP address of the device connected to the Internet Selecting the Enable Diffserv check box enables Differentiated Services The check box is cleared by default
138. plication The sales office is set up with a two voice fax channel MultiVOIP MVP200 connected to the LAN with one voice fax channel connected directly to the local Public Switch Telephone Network PSTN and the second voice fax channel connected to the trunk side of the KTS This enables an attendant to direct incoming calls to any one of the telephones or fax machines connected to the Key Telephone System at the sales office This enables the corporate caller to call either the sales office or instead of dialing extension 201 dials extension 202 and is now connected to the local telephone network at the Chapter 1 Introduction and Description sales office The corporate caller could then dial any telephone number from the sales office PSTN and this would be a local call The regional office is set up very similar to the corporate office with the exception that a MVP200 is connected between the network and the PBX This enables two voice fax channels to be used at the regional office A person in the regional office can pick up a telephone and dial a trunk extension for example trunk extension 10 on the local PBX This is the same as dialing a 9 for an outside line A second dial tone is heard the caller would then dial the corporate MultiVOIP at one of the following extensions 101 thru 104 When the third dial tone is heard the caller could then dial any telephone at the corporate office by dialing its extension for example extension 4123
139. ports Fast Start capability In the GateKeeper phone directory database the phone directory database is developed through the Add Edit Phone Entry dialog box The Add Edit Phone Entry dialog box defines the Station Information phone number and voice channel of the unit and station identification H323 ID which defines the LAN alias and the IP address of the local unit In the GateKeeper phone directory database only the phone entries of the local unit display If the Proprietary PhoneBook option is selected the Database Type group becomes active This Chapter 4 MultiVOIP Software defines the master slave relationship If the database type is master then the Add Delete Edit Hunt and Print buttons at the top of the database dialog box are active This allows the master database to establish the phone directory The Slave Status button also becomes active in which you can view the active status of all the slave units If Master is the selected database type the phone directory database is developed through the Add Edit Phone Entry dialog box The Add Edit Phone Entry dialog box for the Proprietary PhoneBook defines the Station Information of the MultiVOIP the phone number description the voice channel of the unit and the station identification which includes whether a hunt group is employed and IP address of the unit This information is presented in the Phone Directory Database dialog box If the database type is set to slave the
140. r The Ethernet 10Base T connector is used to connect the MultiVOIP to a LAN using unshielded twisted cable This connector is a keyed RJ 45 jack Voice Fax Channel The Voice Fax channel connectors include three options per channel E amp M FXO and FXS E amp M This connector is used if you are connecting VOICE FAX CHANNEL _ to the E amp M trunk ona PBX This connector is an RJ 45 jack FXO This connector is used if you are connecting VOICE FAX CHANNEL _ to the station side of a PBX This connector is an RJ 11 jack FXS This connector is used if you are connecting VOICE FAX CHANNEL _ to a station device an analog telephone KTS telephone system or fax machine This connector is an RJ 11 jack Chapter 1 Introduction and Description Specifications e One 1 Meg by 32 byte at 70 nanosecond SIMM is 4 Mb DRAM Caution SIMM speed and size cannot be mixed e Two Meg of flash memory Ethernet Port e Single Ethernet Interface 10Base T twisted pair keyed RJ 45 connector Command Port e Single 19 2 Kops asynchronous Command Port with a DB 25 female connector Voice Fax Channel e Two RJ 11 jacks FXO and FXS e One RJ 45 jack E amp M Electrical Physical e Voltage 115 VAC Standard 240 Volts AC Optional e Frequency 47 to 63 Hz e Power Consumption 18 Watts e Dimensions 3 75 high x 17 4 wide x 8 deep 8 9cm high x 44 2cm wide x 20 3cm deep e Weight 7 4 pounds 3 4 kg 15 MultiVOIP 400 User Guide
141. rencing or other multimedia systems implemented by end users to communicate in real time The H 323 standard requires that every endpoint support the G 711 ITU standard for speech compression H 245 protocol for controlling media between H 323 endpoints Q 931 signal protocol for establishing and terminating calls RAS Registration Admissions Status channel data stream used to communicate with a gatekeeper optional and RTP RTCP Real Time Protocol Real Time Control Protocol for carrying packetized real time media on IP networks H 323 Entity Any H 323 component including terminals Gateways Gatekeepers Multipoint Controllers MCs Multipoint Processors MPs and Multipoint Control Units MCUs Handshaking A process that two modems go through at the time of call setup to establish synchronization over the data communications link It is a synchronization and negotiation process accomplished by the exchange of predefined mutually recognized control codes High level Data Link Control HDLC An ISO standard bit oriented data communications protocol that provides nearly error free data transfers Hexadecimal A base 16 numbering system used to represent binary values Hex uses the numbers 0 9 and the letters A F usually notated by an h for example 4CF h read four charley fox hex The result is that one hex digit represents a 4 bit value Implicit congestion management A method of informing the terminal that the network is bus
142. rial cable from the PC to the Command Port connector on the back panel of the MultiVOIP 400 2 Atthe remote site connect a special cable Remote Configuration Cable from the Command Port connector on the back panel of the MultiVOIP 400 to the RS 232 connector on the modem The special cable is a serial cable with male connectors on both ends Refer to Appendix B for cable details Connect the modem to your local telephone line Provide your telephone number to the person verifying your configuration Configure the remote modem for 19200 baud and turn on Force DTR 3 Atthe main site connect your local PC to a modem that is connected to a dial up line 4 Install the MultiVOIP 400 software on the local PC When installed click Start Programs MultiVOIP 800 v3 51 Configuration Port Setup or double click on the Configuration Port icon in the MultiVOIP 400 program group 5 The MultiVOIP 800 Setup dialog box displays Communication Type Select Port Hult DIP IP Address COM Port CIP COMI 192 168 3 36 Hodem Setup Init String AT SO 14E5 5619200tW di Init Response ok Cancel Dial String Help Connect Response co NNECT Hangup String AT HO NOTE UF there is a Dial String specified in Modem Setup Configuration programs will try to initialize modem and dial this string 85 MultiVOIP 400 User Guide 86 10 11 12 13 Verify that the Communication Type is set for COM Port and the Select Port box is
143. ring during a lighting storm Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations 3 This product is to be used with UL and cUL listed computers 4 Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface 5 Use caution when installing or modifying telephone lines 6 Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electrical shock from lighting Do not use the telephone to report a gas leak in the vicinity of the leak To reduce the risk of fire use only No 26 AWG or larger telecommunications line cord N Chapter 2 Installation Unpacking Your MultiVOIP Remove all items from the box E 3 Og Ce Os a sjel E Malt reson Voice Fax over IP Networks Quick Start Guide MultiTechi Figure 2 1 Unpacking Safety Warnings Caution Danger of explosion if battery is incorrectly replaced A lithium battery on the voice fax channel board provides backup power for the time keeping capability The battery has an estimated life expectancy of ten years When the battery starts to weaken the date and time may be incorrect If the battery fails the board must be sent back to Multi Tech Systems for battery replacement The E amp M FXS and Ethernet ports are not designed
144. rmine its IP address from its MAC address Reverse ARP or RARP provides a mapping between an IP address and a frame relay virtual circuit identifier Inverse ARP or INARP and provides a mapping between an IP address and AIM virtual path channel identifiers ATMARP The TCP IP protocol suite comprises two protocols that correspond roughly to the OSI Transport and Session Layers these protocols are called the Transmission Control Protocol TCP and the User Datagram Protocol UDP Individual applications are referred to by a port identifier in TCP UDP messages The port identifier and IP address together form a socket Well known port numbers on the server side of a connection include 20 FIP data transfer 21 FTP control 23 Telnet 25 SMTP 43 whois 70 Gopher 79 finger and 80 HTTP TCP described in RFC 793 ftp ds internic net rfc rfc793 txt provides a virtual circuit connection oriented communication service across the network TCP includes rules for formatting messages establishing and terminating virtual circuits sequencing flow control and error correction Most of the applications in the TCP IP suite operate over the reliable transport service provided by TCP UDP described in RFC 768 ftp ds internic net rfc rfc768 txt provides an end to end datagram connectionless service Some applications such as those that involve a simple query and response are better suited to the datagram service of UD
145. rocedure describes each cable connection Chapter 3 Software Loading and Configuration Chapter 3 provides instructions for software loading and initial configuration The MultiVOIP software CD is Windows based Later chapters as well as the Help describe the MultiVOIP software in more detail Chapter 4 MultiVOIP Software Chapter 4 describes the MultiVOIP software package designed for the Windows environment For explanations and parameters of each element within a dialog box refer to the Help Chapter 5 Remote Configuration and Management Chapter 5 provides procedures for changing the configuration of a remote MultiVOIP Remote configuration enables you to change the configuration of a unit by simply connecting two modems between the two MultiVOIPs and remotely controlling the unit Chapter 5 also describes typical client applications such as Telnet and Web based management used for remote configuration of the MultiVOIP Chapter 6 Warranty Service and Tech Support Chapter 6 provides instructions on getting service for your MultiVOIP at the factory a statement of the limited warranty information about our Internet presence and space for recording information about your MultiVOIP prior to calling Mut Tech Technical Support MultiVOIP 400 User Guide Typical Application Before Voice Over IP VOIP voice over the Internet a corporate office had a data connection to the Internet and a voice connection to the public
146. rored Seconds ESF Error Event A T1 error condition that is logged when a CRC 6 error or an OOF error occurs Ethernet A 10 megabit baseband local area network that enables multiple stations to access the transmission medium at will without prior coordination avoids contention by using carrier sense and deference and resolves contention by using collision detection and transmission Ethernet uses carrier sense multiple access with collision detection CSMA CD Excess Zeros A T1 error condition that is logged when more than 15 consecutive Os or less than one 1 bit in 16 bits occurs Exchange A unit public or private that can consist of one or more central offices established to serve a specified area An exchange typically has a single rate of charges tariffs that has previously been approved by a regulatory group Exchange Area A geographical area with a single uniform set of charges tariffs approved by a regulatory group for phone services Calls between any two points within an exchange area are local calls See also Digital PBX PBX Exchange Termination ET The carrier s local exchange switch Contrast with Loop Termination LT 111 MultiVOIP 400 User Guide Explicit Congestion Management The method used in frame relay to notify the terminal equipment that the network is very busy The use of FECN and BECN is called explicit congestion management Some end to end protocols use FECN or BECN but usually not both optio
147. ry to the Phone Directory Database click Add The Add Edit Phone Entry dialog box displays Chapter 4 MultiVOIP Software Multi OIP 800 Add Edit Phone Entry Station Information Phone Number Description Yoice Channel fi Station Identification H323 ID IP Address Port 1720 The Add Edit Phone Entry dialog box contains two groups of information The Station Information group contains the phone number the description window which can be left blank and the voice channel number The Station Identification group contains the H 323 ID box and the IP Address box for the IP Address of the MultiVOIP assigned the phone number The Port box contains the number of the MultiVOIP unit communicating with the Gatekeeper This port number has to match the port number pair used by the Gatekeeper If the port number on either end is changed communication between the endpoint and the Gatekeeper is lost Click Copy From in the Add Edit Phone Entry dialog box to add additional phone entries The Station Information group identifies the calling unit by the phone number a description if you choose and voice channel of the unit doing the calling The phone number does not have to be a conventional telephone number such as 555 0155 It can for example be a three digit number such as 101 The Description box and the H323 ID box may contain the same information It is recommended that the Description box be left blank and the identifyin
148. s 1 92 168 3 20 Fort fi 720 11 Click OK when you are finished The Phone Directory Database dialog box displays your first entry 34 12 13 14 15 16 17 Chapter 3 Software Loading and Configuration Hult OIF 800 Phone Directory Database Srel A MEN KR KS Phone Number Destination Details Description 192 168 003 020 1720 Channel 1 Humber of Entries 1 9 931 Parameters Proprietary PhoneBook x Use Fast Start Database Type AAA Call Signalling Port 1720 Master Slave RAS Parameters Slave Haster IP Address E wor IP Address fi 92 168 321 Send Status Report to Master Ge Port Number 1719 Click Add to enter the next phone listing The Add Edit Phone Entry dialog box displays Enter the second unique phone number of the local device in the Phone Number box For example 102 Leave the Description box blank Enter the Voice Channel number corresponding to the phone number entered Enter a description in the H 323 ID box to identify the phone number For this example you could enter a description such as Jerry s Desk Enter the Port IP Address of the MultiVOIP you are currently configuring in the IP Address box MultiVOIP 200 Add Edit Phone Entry Station Information Phone Humber 102 mz Description E Yoice Channel 2 Station Identification H323 ID Jerry s Desk IP Address 1 92 168 3 20 Port 1720 35 MultiVOIP 400 User Guide
149. s a carrier when it is modulated by altering its phase amplitude and frequency to correspond with the source signal Compare with digital transmission Application Program Interface API A software module created to enable dissimilar or incompatible applications programs to transfer information over a communications link APIs may be simple or complex they are commonly required to link PC applications with mainframe programs ASCII American Standard Code for Information Interchange pronounced askey A binary code for data that is used in communications and in many computers and terminals The code is used to represent numbers letters punctuation and control characters The basic ASCII code is a 7 bit character set which defines 128 possible characters The extended ASCII file provides 255 characters Asynchronous Transfer Mode ATM A very high speed method of transmission that uses fixed size cells of 53 bytes to transfer information over fiber also known as cell relay AT Commands A standard set of commands used to configure various modem parameters establish connections and disconnect The AT is used to get the attention of the modem before the actual command is issued Availability The measure of the time during which a circuit is ready for use the complement of circuit outage 100 minus outage available B B7ZS Bipolar 7 Zero Suppression line coding One method of T1 line coding see also B8ZS and AMI
150. s an analog telephone a fax machine or a Key Telephone System KTS to your MultiVOIP connect one end of an RJ 11 phone cord to the Voice Fax Channel 1 FXS connector on the back of the MultiVOIP and the other end to the station device If you are connecting the station side of a telephone switch PBX to your MultiVOIP connect one end of an RJ 11 phone cord to the Voice Fax Channel 1 FXO connector on the back of the MultiVOIP and the other end to the phone jack If you are connecting an E amp M trunk from a telephone switch to your MultiVOIP connect one end of an RJ 45 phone cord to the Voice Fax Channel 1 E amp M connector on the back of the MultiVOIP and the other end to the trunk Refer to Appendix B for E amp M cabling pinout If you are connecting to an E amp M trunk verify that the E amp M trunk jumper is in the correct position for the E amp M type trunk The default E amp M jumper position is E amp M type 2 To change the E amp M jumper position perform the E amp M jumper block positioning procedure 6 Repeat the above step to connect the remaining telephone equipment to each Voice Fax Channel on your MultiVOIP 7 Turn on power to the MultiVOIP by placing the ON OFF switch on the back panel to the ON position Wait for the BTG LED on the MultiVOIP to go off before proceeding This may take a few minutes Proceed to Chapter 3 to load the MultiVOIP software 20 Chapter 2 Installation E amp M Jumper Block Positioning Proc
151. se to request the user to disconnect the equipment Users should ensure for their own protection that the electrical ground connections of the power utility phone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate CE EMC Safety and Terminal Directive Compliance The CE mark is affixed to this product to confirm compliance with the following European Community Directives Council Directive 89 336 EEC of 3 May 1989 on the approximation of the laws of Member States relating to electromagnetic compatibility and Council Directive 73 23 EEC of 19 February 1973 on the harmonization of the laws of Member States relating to electrical equipment designed for use within certain voltage limits and Council Directive 98 13 EC of 12 March 1998 on the approximation of the laws of Member States concerning telecommunications terminal and Satellite earth station equipment 105 MultiVOIP 400 User Guide 106 Mmulti 077 Voice Fax over IP Networks Glossary Multi ecn Systems MultiVOIP 400 User Guide A Access The T1 line element made up of two pairs of wire that the phone company brings to the customer premises The Access portion ends with a connection at the loc
152. sed with FTP Telnet and SNMP Multi OIP 800 IP Statistics Clear Total Packets Transmitted 2 530 Received 172 UDP Packets Transmitted 2122 Received 1 951 Received with Errors TCP Packets O Transmitted 235 Received 235 O 0 Received with Errors Retransmitted UDP makes use of the port concept and has no measures for flow control reliability or error recovery It is used when the full services of TCP are not required and the reliability measures must be assumed by another layer TCP works well in environments where the reliability measures are not assumed by other layers It is connection oriented and has a full range of services For the most part these statistics are informational Their use as a troubleshooting tool will be contingent on the applications running in the upper layers For example if you were having problems Chapter 5 Remote Configuration and Management connecting to the MultiVOIP 400 s web server you would look under the TCP section to see if any connections are being established If not that may indicate the web server is not enabled Or if you were having problems establishing a remote connection through TFTP you could look in the UDP section to see if any packets are being received If not you may need to review your network addressing SNMP Statistics The SNMP Statistics dialog box provides statistical information on Simple Network Management Protocol SN
153. ss FAS E Dial Tone Wink Tone Detection FXO 2 Silence Detection Hode 2 Wire O 4 Wire None ha wink Ti Disconnect Tone Sequence Wink Timer in ms 250 None Silence Timer Pass Through Ty Seng 15 Configure each channel for the type of interface you are using Channel 1 displays by default on the Interface tab To change the channel number select the channel you want to configure from the Select Channel list Feature options are enabled or unavailable according to the selected interface type The Inter Digit Time check box is available for all interface types This option defines the maximum amount of time that the unit will wait before mapping the dialed digits to an entry in the Phone Directory Database If too much time elapses between digits and the wrong numbers are mapped you will hear a rapid busy signal If this happens hang up and dial again The default is 2 seconds The Interface group defaults to FXS Loop Start Select the interface option that corresponds to the interface type being connected to the Voice Fax Channel 1 jack on the back panel of the Multi VOIP 400 47 MultiVOIP 400 User Guide 48 FXS Loop Start If a station device such as an analog telephone fax machine or KTS Key Telephone System is connected to the Voice Fax connector on the back of the unit FXS Loop Start will likely be the correct Interface option FXS Ground Start If the station de
154. t e HTML WWW pages are written in the Hypertext Markup Language HTML an ASCII based platform independent formatting language per IETF RFC 1866 ftp ds internic net rfc rfc1866 txt e Finger used to determine the status of other hosts and or users per IETF RFC 1288 ftp ds internic net rfc rfc1288 txt e POP the Post Office Protocol defines a simple interface between a user s mail reader software and an electronic mail server the current version is POP3 described in IETF RFC 1460 ftp ds internic net rfc rfc1 460 txt e DNS the Domain Name System defines the structure of Internet names and their association with IP addresses as well as the association of mail name and other servers with domains e SNMP the Simple Network Management Protocol defines procedures and management information databases for managing TCP IP based network devices SNMP defined by RFC 1157 ftp ds internic net rfc rfc1157 txt is widely deployed in local and wide area network SNMP Version 2 SNMPv2 per RFC 1441 lt ftp ds internic net rfc rfc1441 txt adds security mechanisms that are missing in SNMP but is also more complex e Ping a utility that enables a user at one system to determine the status of other hosts and the latency in getting a message to that host Ping uses ICMP Echo messages e Whois NICNAME Utilities that search databases for information about Internet domain and domain contact information per RFC 954 ftp ds
155. t header which is added to every message contains destination and source addressing information that allows the end to end routing of messages in multi layer NAC networks of high complexity They are automatically added to messages as they enter the network and can be stripped off before being passed to the host or another device that does not support TPDU s Trunk Transmission links that interconnect switching offices TSR terminate and stay resident A software program that remains active and in memory after its user interface is closed Similar to a daemon in UNIX environments Tunneling Encapsulation data in an IP packet for transport across the internet Twisted pair wiring A type of cabling with one or more pairs of insulated wires wrapped around each other An inexpensive wiring method used for LAN and telephone applications also called UTP wiring U UART Universal Asynchronous Receiver Transmitter pronounced you art A chip that transmits and receives data on the serial port It converts bytes into serial bits for transmission and vice versa and generates and strips the start and stop bits appended to each character UNIX An operating system developed by Bell Laboratories that features multiprogramming in a multi user environment Unshielded Twisted Pair UTP Telephone type wiring Transmission media for 10BASE T V V 25bis An ITU T standard for synchronous communications between a mainframe or host and a modem usi
156. t takes several input signals and combines them into a single output signal in such a manner that each of the input signals can be recovered 2 A device capable of interleaving the events of two or more activities or capable of distributing the events of an interleaved sequence to the respective activities 3 Putting multiple signals on a single channel Multiprotocol A device that can interoperate with devices utilizing different network protocols Multithreading The ability of a software system to be able to handle more than one transaction concurrently This is contrasted to the case where a single transaction is accepted and completely processed before the next transaction processing is started N Nailed Connection A permanent or dedicated circuit of a previously switched circuit or circuits Nailed up Circuit A semipermanent circuit established through a circuit switching facility for point to point connectivity NAK Negative Acknowledgment Communications code used to indicate that a message was not properly received or that a terminal does not wish to transmit Contrast with ACK Network A group of computers connected by cables or other means and using software that enables them to share equipment such as printers and disk drives to exchange information Node Any point within a network which has been assigned an address O Object Orientated A method for structuring programs as hierarchically organized classes describing the dat
157. tab will be copied to the other channel The Billing Misc tab displays the parameters for auto call automatic disconnection billing options and dynamic jitter buffer MultYOIP 800 Channel Setup NI Select Channel e Auto Call Auto Call Enable Phone Number Automatic Disconnection Jitter Value Consecutive Packets Lost 30 T Call Duration 21180 seconds Billing Options Dynamic Jitter Buffers InBound Minimum Jitter Yalue fi 50 ms T OutBound Maximum Jitter Yalue 300 ms Charge fs Cents Fer E seconds Optimization Factor 7 If you want to dedicate a local voice fax channel to a remote voice fax channel so you will not have to dial the remote channel select the Auto Call Enable check box in the Auto Call group Then enter the phone number of the remote MultiVOIP 400 in the Phone Number box The Automatic Disconnection group provides three options to be used singly or in combination The Jitter Value defines the average inter arrival packet deviation in milliseconds before the call is automatically disconnected Jitter is the inter arrival packet deviation phase shift of digital pulses over the transmission medium that causes voice breakup which can be particularly disruptive to voice communications The default setting is 20 milliseconds A higher value means that the voice transmission will be more accepting of jitter A lower value will be less tolerant of jitter Chapter 3 Software Loading
158. ter repair or upgrade The Download H 323 Stack utility enables you to download the H 323 protocols to the MultiVOIP 400 after repair or upgrade The Uninstall MultiVOIP 800 Configuration utility removes most of the MultiVOIP 400 software from your PC The Upgrade Software utility enables you to install updated versions of the MultiVOIP 400 software The MultiVOIP 400 software includes context sensitive Help The Help contains definitions and recommended values for each dialog box or menu Before You Begin The MultiVOIP 400 software operates in a Microsoft Windows environment The MultiVOIP 400 program group contains icons for all the utilities described above In Windows 2000 NT 98 95 you can access the individual utility programs either by clicking Start Programs MultiVOIP 800 v3 511 utility or by double clicking the utility icon in the MultiVOIP 400 program group MultiYOIP 800 v3 51 File Edit View Go Favorites Help Configuration Date and Time Download Download i port setup setup Factor Firmware FIRHHARE DEF AULT FIRHHARE Download Download Download Multi OF H 323 Stack User Defaults Voice Coders Configuration Gi Uninstall Upgrade Muki DIR Software 10 objectis Se Mu Computer Chapter 4 MultiVOIP Software MultiVOIP 400 Configuration To configure your MultiVOIP double click the MultiVOIP Configuration icon in the MultiVOIP 400 program group or in Windows 2000 NT 98 95 click Start
159. that tells you that a certain frame on a particular logical connection has encountered heavy traffic The bit provides notification that congestion avoidance procedures should be initiated in the same direction of the received frame See also BECN Backward Explicit Congestion Notification Frame A group of data bits in a specific format to help network equipment recognize what the bits mean and how to process them The bits are sent serially with a flag at each end signifying the start and end of the frame Frame Relay A form of packet switching that uses small packets and that requires less error checking than other forms of packet switching Frame relay is effective for sending bursty data at high speeds 56 64K 256K and 1024 Kbps over wide area networks Frame Relay specifications are defined by ANSI documents ANSI T1 602 T1 606 T151 90 175 T151 90 213 and T151 90 214 In using frame relay blocks of information frames are passed across a digital network interface using a connection number that is applied to each frame to distinguish between individual frames Frame Relay Forum A nonprofit organization of 300 vendors and service providers based in Foster City CA that are developing and deploying frame relay equipment Frame Relay Implementors Forum A group of companies supporting a common specification for frame relay connection to link customer premises equipment to telco network equipment Their specification supports ANSI fra
160. the average inter arrival packet deviation in milliseconds before the call is automatically disconnected The default is 20 milliseconds A higher value means 63 MultiVOIP 400 User Guide 64 voice transmission will be more accepting of jitter A lower value is less tolerant of jitter Consecutive Packets Lost defines the number of consecutive packets that are lost after which the call is automatically disconnected The default is 30 packets Call Duration defines the maximum length of time in seconds that a call remains connected before the call is automatically disconnected The default is 180 seconds A call limit of three minutes may be too short for most configurations Therefore you may want to increase this default value Billing Options can be used to track the cost of Inbound and or Outbound calls on any of the three interfaces FXO FXS or E amp M The amount to be charged in cents is entered in the Charge Cents box together with the associated time duration in the Per Seconds box While a given call is active the accumulated charges can then be viewed on the Call Progress dialog box When the call ends the charges are transferred to a Log File that can be viewed by highlighting the call event in the Log Entries dialog box and selecting Details Dynamic Jitter Buffer defines a minimum and a maximum jitter value for voice communications When receiving voice packets from a remote MultiVOIP 400 it is possible to experi
161. tion Identification group select NO HUNT from the Hunt Group list Enter the Human Resource Desk s IP Address 202 198 100 04 and accept the H 323 industry standard Port value 1720 used to communicate with other H 323 endpoints Note This stand alone was not configured as part of a Hunt Group However depending on your requirements you could configure a stand alone to be part of a Hunt Group Multi OIP 800 Add Edit Phone Entry Station Information Phone Number 301 Description Human Hesources Desk Yoice Channel 1 Station Identification Hunt Group NO HUNT zl IP Address 202 1 95 100 04 Port fi 720 25 Click OK and you are returned to the Phone Directory Database dialog box which now includes the stand alone phone number and related information in the Phone Number list HultiyOIP 800 Phone Directory Database ores CITE MEN EN MED Phone Number Destination Details Description 204 022 122 118 1720 Channel 1 Hew York Office 1 204 022 122 118 1720 Channel 2 New York Office 2 202 056 039 100 1720 Channel 1 London Office 1 202 056 039 100 1720 Channel 2 London Office 2 202 198 100 004 1720 Channel 1 Human Resources Office Humber of Entries 5 0 931 Parameters C GateKeeper IS Proprietary PhoneBook x Use Fast Start Database Type Call Signalling Port 1720 e Master Slave RAS Parameters Slave Master IP Address Sy ane IP Address fi 932 168 3 1 Send Status Report to Master Gen
162. tion of appropriate channel interface type for each of the Voice Fax channels Once all connections have been made the VOIP administrator configures the unit and builds the Phone Directory Database that will reside with the master unit Once configuration of the master MultiVOIP has been completed the administrator can configure the MultiVOIPs designated as slave units Again unique LAN IP addresses subnet masks and Gateway IP addresses are assigned and each Voice Fax channel is configured for the appropriate channel interface type When this is done the Phone Directory Database option is set to Slave and the IP address of the master MultiVOIP is entered Once all slave units are configured the process moves on to the Deploying the VOIP Network section Deploying the VOIP Network The final phase of the installation is deployment of the network When the remote MultiVOIPs are sent to their remote sites the remote site administrators need only to connect the units to their LAN and telephone equipment A full Phone Directory Database supplied by the master MultiVOIP Proprietary Phonebook will be loaded into their units within minutes of being connected and powered up For remote VOIPs that were configured with the Gatekeeper option enabled each MultiVOIP will be remotely registered with the Gatekeeper The Gatekeeper phonebook directory is NOT downloaded to the remote units Safety Warning Telecom 18 1 Never install telephone wi
163. tions to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Industry Canada This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numerique de la classe A respecte toutes les exigences du Reglement sur le materiel brouilleur du Canada Fax Branding Statement The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device including fax machines to send any message unless such message clearly contains the following information e Date and time the message is sent e Identification of the business or other entity or other individual sending the message e Phone number of the sending machine or such business other entity or individual This information is to appear in a margin at the top or bottom of each transmitted page or on the first page of the transmission Adding this information in the margin is referred to as fax branding Since any number of Fax software packages can be used with this product the user must refer to the Fax software manual for setup details Typically the Fax branding information must be entered via the configuration menu of the software 103 MultiVOIP 400 User Guide 104 FCC Part 68 Telecom 1 This equipment complies with Part 68 of the Federal Communications Commission FCC rules On
164. to attach serial devices those that need to receive data one bit after another such as a mouse a printer or a modem This consists of a 9 or 25 pin connector that sends data in sequence bit by bit Serial ports are referred to as COMx ports where x is 1 to 4 COM1 through COM4 A serial port contains a conversion chip called a UART which translates between internal parallel and external serial formats Service The requirements offered by an RPOA to its customers to satisfy specific telecommunications needs Severely Errored Seconds SES Refers to a typical T1 error event where an error burst occurs a short term high bit error rate that is self clearing Per the ITU T CCITT G 821 any second in which the BER is less than 1x10 Signaling The process of establishing maintaining accounting for and terminating a connection between two endpoints For example the user premises and the telco CO Central office signals to the user premises can include ringing dial tone speech signals and so on Signals from the user s telephone can include off hook dialing speech to far end party and on hook signals In band signaling techniques include pulse and tone dialing With common channel signaling information is carried out of band Simple Network Management Protocol SNMP TCP IP protocol that allows network management Simultaneous Voice Data SVD A technology for letting a user send data via a modem and use a handset to talk to
165. to be connected to a Public Telecommunication Network 19 MultiVOIP 400 User Guide Cabling Procedure Cabling involves connecting the master MultiVOIP to your LAN and telephone equipment 1 If you are connecting any Voice Fax Channel to an E amp M trunk other than type 2 perform the E amp M Jumper Block Positioning procedure on the next page before connecting power to the unit 2 Connect one end of the power supply to a live AC outlet and connect the other end to the MultiVOIP as shown in Figure 2 2 The power connector is a 7 pin circular DIN connector CHANNEL 10 CHANNEL 8 CHANNEL 6 CHANNEL 4 I Voice Fax Channel 1 8 Connections Power Connection E amp M FXO FXS 2 a n Command Port Connection Ethernet Connection Figure 2 2 Cable Connections 3 Connect the MultiVOIP to a PC by using a DB 25 male to DB 9 female cable Plug the DB 25 end of the cable into the Command port of the MultiVOIP and the other end into the PC serial port See Figure 2 2 4 Connect a network cable to the ETHERNET 10BASET connector on the back of the MultiVOIP Connect the other end of the cable to your network 5 If you are connecting a station device such a
166. to your CD ROM drive The CD should start automatically It may take 10 to 20 seconds for the MultiVOIP 400 Installation CD window to display MultiVOIP MYP400 install Acrobat Reader MultiVOIP Manager snmp software Release Notes e Multi lech SCH www multitech com If the MultiVOIP MVP400 window does not appear automatically click My Computer then right click the CD ROM drive icon click Open and then click the Autorun icon When the MultiVOIP MVP400 window displays click the Install Software icon The Select Software dialog box is displayed Select the H 323 Compatible option and click OK Select Software H 323 Compatible Proprietary Cancel Chapter 3 Software Loading and Configuration 5 The MultiVOIP 800 Setup welcome dialog box displays Welcome Ei Welcome to the MultiYOIP Setup program This program will install Multi OIP on your computer Itis strongly recommended that you exit all Windows programs before running this Setup program Click Cancel to quit Setup and then close any programs you have running Click Next to continue with the Setup program WARNING This program is protected by copyright law and intemational treaties Unauthorized reproduction or distribution of this program or any portion of it may result in severe civil and criminal penalties and will be prosecuted to the maximum extent possible under law i Cancel Press Enter or click Ne
167. ty Rate enforcement makes sure that the network will not get so congested that it isn t able to meet the agreed on CIR Recognized Private Operating Agency RPOA A corporation private or government controlled that provides telecommunications services RPOAs such as AT amp T participate as non voting members in the CCITT Red Alarm A T1 error condition generated when a local failure e g loss of synchronization iexists for 2 5 seconds causing a Carrier Group Alarm CGA See also Blue Alarm and Yellow Alarm Request for Comment RFC A set of papers in which Internet standards published and proposed along with generally accepted ideas proposals research results and so on are published Ring Down Box A device that emulates a CO by generating POTS calls for testing and product demos 116 Glossary Ring Down Circuit A tie line connecting phones where picking up one phone automatically rings another phone A feature used for emergencies to alert the person at the other phone of the incoming call RJ 11 An industry standard interface used for connecting a telephone to a modular wall outlet comes in 4 and 6 wire packages RJ 45 An 8 wire modular connector for voice and data circuits Robbed Bit Signaling The popular T1 signaling mechanism where the A and B bits are sent by each side of the T1 termination and are buried in the voice data of each voice channel in the T1 circuit Since the bits are robbed infrequently v
168. u have selected the Slave option the Slave Status button is replaced by the Update button Once your Phone Directory database has been established you can click this button to refresh the entries in the Phone Directory Database window 19 Enter the IP address 204 022 122 118 of the New York Office Multi VOIP 400 in the Master IP Address box and select the Send Status Report to Master check box This establishes the New York office Multi VOIP 400 as the master Note In a Dial On Demand DOD network you should leave the Send Status Report to Master check box cleared This enables the router to disconnect whenever there is no voice activity Note that slaves with the Send Status Report to Master check box cleared will show up as Unknown when viewing slave status on the master 20 Click OK to return to the Main menu 21 Click Download Setup to write the new configuration to the slave unit The Save Setup dialog box displays Hult OIP 800 Save Setup Save Current Setup as User Default Configuration Hult DIP will be brought down OF or rer 2 22 Select the Save Current Setup as User Default Configuration check box and click OK The Writing Setup dialog box displays as the setup configuration is written to the Multi VOIP 400 Chapter 3 Software Loading and Configuration Hult DIP 800 Writing Setup Date Stamp Dec 29 2000 Size bytes 7982 After the setup is written to the MultiVOIP 400 it reboots H
169. ult DIP 800 Rebooting Looking for response from Mult OIP Please wall 23 Verify that the BTG LED on the MultiVOIP 400 is off after the download is complete This may take several minutes as the MultiVOIP 400 reboots 24 You are returned to the Main menu Your MultiVOIP 400 is operational at this time Repeat the process for each of the slave units When all slaves have been configured go to the Deploying the Network section 53 MultiVOIP 400 User Guide Deploying the VOIP Network 54 With the Proprietary Protocol option enabled on the Phone Directory Database dialog box the VOIP Administrator must develop the VOIP Dialing Directory and deploy the pre configured slave MultiVOIP 400s to their remote sites The remote site administrators need only connect power to the pre configured MultiVOIP 400 connect the MultiVOIP 400 to their Ethernet LAN and predefined telephone equipment and then wait for the phone directory database to be downloaded With the Gatekeeper option selected on the Phone Directory Database dialog box all MultiVOIP 400s are configured as master and cannot be downloaded In this case each MultiVOIP 400 Phone Book will be programmed with phone numbers for its own channels These phone numbers are remotely registered with the H 323 Gatekeeper See the Registering with a Gatekeeper Phone Directory section for more information Remote Site Administrator The following steps are for MultiVOIP
170. umber 101 is unable to be connected it will automatically connect to the next available phone number in Hunt Group 1 such as Phone Number 102 Add all other phone numbers slave units and stand alone units to the Phone Directory database To add Channel 1 of the slave MultiVOIP 400 click Add The Add Edit Phone Entry dialog box displays again Enter the phone number for the slave MultiVOIP 400 in the Phone Number box For example 201 Enter a description in the Description box for the remote MultiVOIP 400 phone number for Channel 1 For example London Office 1 In the Station Identification group select HUNT GROUP 2 from the Hunt Group list Enter London Office 1 s IP Address 202 056 039 100 and accept the H 323 industry standard Port value 1720 used to communicate with other H 323 endpoints 41 42 MultiVOIP 400 User Guide Hult DIP 800 Add Edit Phone Entry Station Information Phone Number 201 Description London Office 1 Voice Channel to Station Identification Hunt Group HUNT GROUP 1 sl IP Address 202 056 039 100 Fort fi 720 15 Click OK and you are returned to the Phone Directory Database dialog box which now includes the remote phone number and related information in the Phone Number list 16 17 18 19 HultYOIP 800 Phone Directory Database Srel DU SCH EN ZIA Phone Number Destination Details 204 022 122 119 1720 Channel 1 204 022 122 118 1720 Chan
171. user to view and or change the configuration of the MultiVOIP 400 Additional users have Read Only rights and can only display the configuration of the MultiVOIP 400 but are prohibited from changing the configuration 59 MultiVOIP 400 User Guide Changing Channel Parameters 60 The channel parameters include the interface type and its options voice and fax settings billing and security and voice communications for the country and region in which the MultiVOIP 400 is operating The Channel Setup dialog box accessed by clicking Voice Channels on the Setup menu has four tabs that display the following categories of channel information Interface Voice Fax Billing Misc and Regional Hult DIP 800 Channel Setup interface TE select Channel Channel 1 Copy Options Interface Dialing Options Inter Digit Time FXS Loop Start Regeneration Tin nn E C F85 Ground Start C Pulse C FXO DTHF C E amp M Message Waiting Light Flash Hook Timer 600 in ms EEN Options Fk Disconnect On ring Count Signal X Current Loss F 5 fe Dial Tone Wink Tone Detection e Mode Silence Detection SR G2wie 4 Wire None Disconnect Tone Sequence Silence Timer Pass Through Tann 15 Interface The Interface tab defines the parameters related to the physical interface of the voice fax channel Depending on the interface type selected FXS FXO or E amp M other options on the Interface tab
172. vice uses ground start then choose the FXS Ground Start option Refer to the device s user documentation For both FXS Loop Start and FXS Ground Start the Ring Count FXS window allows you to set the maximum number of rings output on the FXS interface before hanging up and releasing the line to another call The default setting is 8 counts Note Zero 0 means no rings The caller hears a busy tone FXO If you are using an analog extension from your PBX then select the FXO option Check with your in house phone personnel to verify the connection type If FXO is selected the Dialing Options Regeneration Flash Hook Timer and Ring Count groups are enabled Check with your in house phone personnel to verify whether your local PBX dial signaling is Pulse or DTMF tone Then set the Regeneration option accordingly The Flash Hook Timer allows you to enter the time in milliseconds for the duration of the flash hook signal output on the FXO interface The default setting is 600 milliseconds The Ring Count FXO window allows you to set the number of rings received on the FXO interface before the MultiVOIP 400 answers the incoming call The default setting is 2 counts Note Zero 0 means that the MultiVOIP 400 never answers For FXO to FXO communications you can enable a specific type of FXO Disconnect Current Loss Tone Detection or Silence Detection Check with your in house phone personnel to verify the preferred type of disconnect
173. wide area networks T Carrier The generic name for a digitally multiplexed carrier system In the North American digital hierarchy a T is used to designate a DS digital signal level hierarchy Examples T1 DS1 is a 1 544 M bps 24 channel designation In Europe T1 is called E1 The T Carrier system was originally designed for transmitting digitized voice signals but has since been adapted for digital data applications T1 A digital transmission link capable of 1 544M bps T1 uses two pairs of normal UTP and can handle 24 voice conversations each digitized at 64K bps T1 is a standard for digital transmission in the U S Canada Japan and Hong Kong T1 is the access method for high speed services such as ATM frame relay and SMDS See also T Carrier T1 line and FT1 T1 Channel Tests A set of diagnostics that vary by carrier used to verify a T1 channel operation Can include Tone Noise Level Impulse Noise Level Echo Cancellors Gain and Crosstalk testing T1 Framing To digitize and encode analog voice signals requires 8000 samples per second twice the highest voice frequency of 4000 Hz Encoding in an 8 bit word provides the basic T1 block of 64K bps for voice transmission This Level O Signal as its called is represented by DS 0 or Digital Signal at Level 0 24 of these voice channels are combined into a serial bit stream using TDM on a frame by frame basis A frame is a sample of all 24 channels so adding in a framing bit
174. works a we S Welcome to MultiTech s MultiVOIP Configuration Mult VOIP Version 2 01 Firmware Dated Apr 29 1999 Password Enter Multi ech Systems 2205 Woodale Drive Mounds View MIN 55112 United States TEL 612 785 3500 or 800 328 9717 FAX 612 785 3702 or 800 392 2432 Tech Support 800 972 2439 Fax back System 612 717 5888 Web Site www multtech com BES Sh DTA E Ei Dre O Bintemetzone If a Password was entered in the Applications Setup dialog box enter the password and click Enter 3 Multi OIP Configuration Microsoft Internet Explorer d File Edit View Go Favorites Help E r 2 Back Forward Stop Refresh Home Q Search Favorites History Mail Print Channels Fullscreen Edit Address http 192 168 2 15 Password erification PS WD amp SUBMIT Enter Multi VOIP CONFIGURATION Voice Channels Phone Book IP Statistics Others Interface Setup Wen Voice Fax IP Setu IP Statistics aes Phone Book Database Lk GE Channel Totals Others Regional Leroy Seip SNMP MEIS Call Progress Save And Reboot Close Session Rights Read Write Multi ech Systems 2205 Woodale Drive Mounds View MIN 55112 United States TEL 612 785 3500 or 800 328 9717 FAX 612 785 3702 or 800 392 2432 Tech Support 800 972 2439 Fax back System 612 717 5888 Web Site www multitech com FTP Site ftp multitech com
175. xt to continue 6 The Choose Destination Location dialog box displays Follow the instructions Choose Destination Location Setup will install Multi OIP 800 in the following folder To install to this folder click Next To install to a different folder click Browse and select another folder Me can choose not to install MultiYDIP 800 by clicking Cancel to exit etup Destination Folder C VOIP3 51 Browse You can either choose the Destination Location of your MultiVOIP 400 software or select the default destination by clicking Next Click Browse if you want to select a different destination folder for the MultiVOIP 400 software 7 The Select Program Folder dialog box enables you to choose where you want the program file to be located Select Program Folder x Setup will add program icons to the Program Folder listed below You may type a new folder name or select one from the existing Folders list Click Next to continue Program Folders MultiVOIP 800 v3 514 Existing Folders Accessories Administrative Tools Common Macromedia FreeHand 7 MultiYDIP 100 v7 01G Multi OIP 100 v7 52 MultiYOIP 800 v3 514 Paint Shop Pro Accept the default program folder name or enter another name in the Program Folder box Click Next to continue 25 MultiVOIP 400 User Guide 8 The MultiVOIP 800 Setup dialog box displays This dialog box enables you to select the COM port of your PC that is c
176. y This method relies on the end system protocol to detect and fix the congestion problem TCP IP is an example of a protocol using only implicit congestion management See also explicit congestion management In band Refers to the type of signalling over the conversion path on an ISDN call Contrast out of band Insufficient Ones A T1 error condition that is logged when less than one 1 in 16 Os or less than 12 5 average 1s density is received Inter Exchange Carrier IEC The long distance company LE whose central office provides the point of reference for T1 access Any common carrier authorized by the FCC to carry customer transmissions between LATAs Internet Refers to the computer network of many millions of university government and private users around the world Each user has a unique Internet Address Internet Address IP Address A unique 32 bit address for a specific TCP IP host on a network Normally printed in dotted decimal format for example 129 128 44 227 Internet Protocol IP A protocol used to route data from its source to its destination in an Internet environment The Internet Protocol was designed to connect to local area networks Although there are many protocols that do this IP refers to the global system of interconnecting computers It is a highly distributed protocol each machine only worries about sending data to the next step in the route Internetwork Packet Exchange IPX A NetWare communications
177. y Address unique to your IP LAN The IP address is the unique LAN IP address that is assigned to the Multi VOIP 400 and the Gateway address is the IP address of the device connecting your MultiVOIP 400 to the Internet Click OK when you are finished 14 The Channel Setup dialog box displays The four tabs in this dialog box define the channel interface voice fax parameters billing miscellaneous and regional telephone parameters for each channel Hult DIP 800 Channel Setup x interface TE Select Channel Channel i 7 Interface Dialing Options FXS Loop Start Hegeneration aa eee 2 C FXS Ground Start Pulse SET Flash Hook Timer 600 i DTMF Cri ve C E amp M Message Waiting Light E amp M Options rFAO Disconnect On Kng Court signal E Current Loss FXS ge Dial Tone Wink Tone Detection Pun GP lode Silence Detection oe Gi 2Wire 4 wire Hone El wink Timer Disconnect Tone Sequence fin ms 250 E sl ni None E Silence Timer Pass Through in seconds iss 27 MultiVOIP 400 User Guide 28 15 16 Configure each channel for the type of interface you are using Channel 1 is selected by default in the Select Channel list To change the channel number select the channel you want to configure from the list Note Feature options are enabled or unavailable depending on the selected interface type The one option available for all interface types is the Int
178. your alias address information into the Add Edit Phone Entry dialog box For example if you were setting up the corporate MultiVOIP you could enter the following information for Voice Channel 1 For instance in our typical application channel 1 of the Corporate MultiVOIP uses extension 101 The Description is optional but can be helpful if it is assigned to a particular individual or department or in this case it defines the channel interface The H323 ID is an alias that is sent to the Gatekeeper The H323 ID can be a series of numbers or letters but if you have a NetMeeting end point it would be better to use a series of numbers The IP Address of the Corporate MultiVOIP is 201 022 122 118 and the default port number 1720 is used MultYO0IP 800 Add Edit Phone Entry Station Information 01 Phone Humber 1 Description E amp M Channel 1 Yoice Channel fi Station Identification H323 ID 512 IP Address 201 22 122 118 Port D 720 So now when you come alive the Gatekeeper will register you with the above alias address No other H323 endpoint can use this alias This is like your own telephone number If you select the Proprietary PhoneBook option in the Phone Directory Database dialog box instead of the Gatekeeper option the Database Type group would become active and the RAS Parameters group is unavailable You can change the typical application to have the Proprietary Phone Book control the call session Whe

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