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Cabletron Systems ZX-250 User's Manual

1. Physical link Pr y S C IISP rout route a IISP Domain PNNI Domain LECS Figure 4 1 IISP route across PNNI domain A second IISP device Switch D is added behind Switch A If Switch D also needs to reach Switch C for LECS support you must define additional IISP routes between Switches D and C B and D and A and D Figure 4 2 shows the typical route to every point reached IISP topology Physical link iL Se C IISP route dr u Les LECS IISP Domain PNNI Domain Figure 4 2 Routes needed for a second IISP switch 4 4 SmartCell ZX 250 User Guide Switch Administration ATM Routing 4 2 2 UNI Routes Use the add ATMRoute command to create UNI routes For example connect an end station adapter with MAC address 00 11 22 33 44 55 to port A2 of the SmartCell ZX 250 If the adapter does not support ILMI or its ILMI is incompatible with the SmartCell ZX 250 you must create a static UNI route between the adapter and port A2 of the SmartCell ZX 250 1 Enter the show netprefix command to obtain the netprefix of port A2 SmartCell ZX show netprefix PortNumber ALL a2 Porti NetPrefix A2 39 00 00 00 00 00 00 00 00 00 14 59 00 SmartCell ZX 2 Reconfigure the adapter with an ATM address made from the netprefix of port A2 and the adapter s MAC address 39 00 00 00 00 00 00 00
2. sess C 3 supported protocols C 4 Nilum B 6 software warranty sese D 2 Specification S wi E B 1 ATM ports cei etre treten B 5 environmental esee B 4 front panel decet B 1 MATA Wale acia iu e toii En Es B 3 management standards B 6 physical rentes B 4 jvc B 4 Index Index protocols standards B 5 ZX 250r redundant power supply B 2 dl d TEE 2 13 starting the LECS oo eee 3 4 subnet mask 2 13 supported MIBs sses B 6 supported SMI formats C 4 sustained cell rate ssssss 4 17 switch administration ssesse 4 1 switch clients eesin 3 7 switch configuration sess 2 11 switch operating software 4 28 switch attribute eeseeese 2 13 T IPEA 4 6 technical support sess D 1 electronic services esss D 1 PAX SELVICE s see to EE an D 1 placing a support call D 1 telephone assistance D 1 terminal settings esee 2 11 TETP Sety6t uui ttr ret tt nh 4 1 TFTP Bootp server eee 4 25 threshold settings for anti congestion 4 17 thresholds to ettet terret hie 4 21 puro e 2 15 IMIS em 2 4 TOPOLOGY csse Yee itti RENE He 4 4
3. Figure 2 5 Attaching mounting brackets 2 6 SmartCell ZX 250 User Guide Switch Installation and Setup Installingthe Switch 2 With the brackets in front of the rack s uprights attach the brackets to the rack using two 2 10 32 x 0 50 flat head screws on each side see Figure 2 6 X Warning The ZX 250 switch is heavy enough to make one person installation difficult For this reason it is advisable to have someone assist you fo Figure 2 6 After brackets are attached mount the switch in the rack switch on the rack Each switch must be mounted to the rack with all four 4 screws Every switch must be supported by its own brackets DO NOT stack a unit directly on top of a mounted switch DO NOT use rack mounted shelves that interfere with air flow Ww Caution The mounting brackets must be attached to the switch before mounting the SmartCell ZX 250 User Guide 2 7 Installing the Switch Switch Installation and Setup 3 Check the power label on the back of the switch to make sure that the required line voltage corresponds to the line voltage you are using 4 Insert the supplied power cord into the 3 prong power receptacle on the back of the switch 5 Plug the power cord into a an AC outlet that accepts 3 prong plugs Ensure that the outlet has a proper safety ground Do not defeat the safety ground by using a 2 prong adapter or extension cord Doing so voids the new product warranty
4. eene C 2 protocols standards ss B 5 PVC rianne E Plin a tret tee i ud 4 11 backward traffic descriptor 4 12 connecting to a local client 4 14 forward traffic descriptor 4 12 IPATMBVG ettam eet 4 14 non zero VPIS ees 4 14 point to multipoint 4 12 point to point esse 4 12 traffic descriptor sess 4 12 VCE Bits rc 4 14 VPE Dit iiit icis 4 14 PVC connections eeeeeee 4 11 PVC VCC mask eene 4 14 PVCS cm 4 11 OOS 4 17 CBR cup poH UIN 4 2 maximum burst size 4 17 minimum cell rate 4 17 Nit V BR atienden bett 4 21 peak cell rate erbe bu 4 17 queue allocation guidelines 4 22 It VBR oannimme 4 21 sustained cell rate 4 17 ipee 4 2 QOS queues rettet rie tno 4 21 R rack installation 2 6 2 8 real time variable bit rate 4 21 redundant power supply B 2 redundant power supply lamps B 3 jan T 2 13 repair services sesseeeeeeeee D 2 resource management cells 4 22 cir m 2 13 PESTE crece oreet ete eer 4 1 RJ 45 to DB 9 adapter B 6 RM cells rtp t
5. 6 Configure the ATM interface or adapter for all end nodes and edge devices Typically configuration consists of specifying LAN Emulation as the protocol assigning the device an IP address that corresponds to the subnet of the switch s client and indicating that you want the device to either acquire the LECS address through ILMI or use the Well Known Address as the address for the LECS For details on the SmartCell ZX 250 automatic addressing scheme for LANE see Section 3 2 1 7 As each end device registers with the LES and BUS messages are sent to the event log of the SmartCell ZX 250 containing the LECS You can check connectivity by pinging between end nodes Note If configured devices fail to join the ELAN see Chapter 4 Section 4 2 2 UNI Routes Also see Chapter 5 Section 5 2 Troubleshooting LAN Emulation Your ELAN is now operational Additional ELANSs can be created in the same way See Chapter 4 Switch Administration for information about SmartCell ZX 250 switch operations and maintenance Note While itis possible for a single ELAN on the SmartCell ZX 250 switch to support multiple subnets in general switch performance is best and management easiest when the One subnet per ELAN rule is observed SmartCell ZX 250 User Guide 3 5 Creating an Emulated LAN IP Over ATM and LANE 3 2 1 ATM Addressing for LAN Emulation The SmartCell ZX 250 provides a default format for ATM addresses used by LAN
6. Bandwidth 155 MB SmartCell ZX 4 PVCs can be configured for port Al using VPI values from 0 to 7 and VCI values from 0 to 511 B Note Do not set the VCI part of the VCCMask to fewer than 5 bits Note Do not change the VCCMask for the CPU port B4 4 16 SmartCell ZX 250 User Guide Switch Administration TrafficManagement 4 6 TRAFFIC MANAGEMENT This section describes how the SmartCell ZX 250 manages bandwidth and congestion It briefly describes console commands that affect how the SmartCell ZX 250 manages traffic This section also provides guidelines for setting some traffic control parameters Note For information on troubleshooting traffic congestion problems see Chapter 5 Troubleshooting The SmartCell ZX 250 has extensive abilities for managing the flow of traffic Traffic management includes all operations performed by the SmartCell ZX 250 that ensure optimum switch throughput where throughput is based on rate of packet loss available bandwidth and traffic processing overhead Under most conditions the SmartCell ZX 250 can efficiently and automatically manage switch traffic However if necessary you can adjust the switch traffic management parameters For example it might be necessary to adjust parameters for a port that carries a large amount of CBR traffic or a very large number of simultaneous connections The SmartCell ZX 250 provides console commands that affect traffic flow on a global port or
7. Natural Language Syntax Network Management System Network Node Interface or Network to Network Interface Non Real Time Variable Bit Rate Non Return to Zero Network Services Access Point Operations and Maintenance Operations Administration Maintenance and Provisioning Optical Carrier 1 Optical Carrier n where n is an integer Open Data link Interface Out of Band Open Systems Interconnection Personal Computer Priority Control Peripheral Component Interconnect Peak Cell Rate SmartCell ZX 250 User Guide A 7 PDU PGL PMD PMP P NNI PPD PROM PTI PTP PTSE PTSE PVC QOS QSAAL RAM RCC RCR RD RFC Acronyms Protocol Data Unit Peer Group Leader Physical Media Dependent Sub layer Point to Multipoint Private Network Node Interface or Private Network to Network Interface Partial Packet Discard Programmable Read Only Memory Payload Type Indicator Point to Point PNNI Topology State Element PNNI Topology State Packet Permanent or Provisioned Virtual Circuit Quality of Service Q Signaling ATM Adaptation Layer Q represents the Q series of the ITU T International Telecommunications Union Read Only Access Random Access Memory Routing Control Channel Raw Cell Received Receive Deactivated Request for Comment A 8 SmartCell ZX 250 User Guide Acronyms RM RMA RQU RS RT VBR RW SAAL SAR SAR PDU SBE SCR SDH SEAL SMF SMDS SNMP SONET STM 1 STM N STM NC STP
8. U U Usage Parameter Control U U nshielded Twisted Pair A 10 SmartCell ZX 250 User Guide Acronyms Acronyms V VBR RT VBR NRT ve VCC VCI VCL VLAN VP VPC VPI VPN VT WAN Variable Bit Rate Real Time Variable Bit Rate Non real Time Virtual Circuit Virtual Channel Connection Virtual Channel Identifier Virtual Channel Link Virtual LAN Virtual Path Virtual Path Connection Virtual Path Identifier Virtual Private Network Virtual Tributary Wide Area Network SmartCell ZX 250 User Guide A 11 Acronyms A 12 SmartCell ZX 250 User Guide APPENDIX B SPECIFICATIONS This appendix contains SmartCell ZX 250 switch hardware product features technical specifications and adapter pin out descriptions B FRONT PANEL Figure B 1 illustrates the front panel of the SmartCell ZX 250 switch RESET FAIL STATUS POWER Punon Ethernet Port Console Terminal 10Base T RJ 45 RX DATA TX DATA Figure B 1 Front panel of the SmartCell ZX 250 ATM switch Table B 1 Front Panel LEDs LED Function FAIL red Normally OFF ON indicates CPU failed STATUS amber Normally OFF ON indicates an error condition that prevents alarm information from being displayed to the console POWER green Normally ON OFF indicates the CPU is not receiving power from the power
9. Usethe console interface nstall the SmartSwitch ATM Administrator graphical management software 2 1 UNPACKING THE SWITCH Remove the accessory carton from the ZX 250 shipping box Carefully remove the switch from its packing material 2 2 CHECK ACCESSORY CARTON CONTENTS Open the accessory carton and check that it contains the following items 7 foot UTP cable terminated on both ends with RJ 45 connectors 6 foot AC power cord 1 or 2 cords depending on switch model and options RJ 45 to 9 pin female adapter labeled PC Console cabling instruction sheet Diskettes containing switch software MIB files SmartCell ATM Administrator software and release notes Two rack mount brackets two hole brackets for ZX 250 four hole brackets for ZX 250r Rack mount bracket screws four 8 32 x 0 38 flat head screws for ZX 250 four 8 32 x 0 38 flat head screws four 6 32 x 0 38 flat head screws for ZX 250r SmartCell ZX 250 Release Notes SmartCell ZX 250 User Guide SmartCell 6A000 ZX 250 Reference Manual Note If any of these items are missing contact Cabletron customer support immediately SmartCell ZX 250 User Guide 2 1 Inspecting the Switch Switch Installation and Setup 2 3 INSPECTING THE SWITCH Depending on the configuration ordered your switch looks similar to the drawing in Figure 2 1 You may have fewer I O modules than displayed in the drawing in which case the missing module
10. Y V Caution The SmartCell ZX 250 switch must be attached to a grounded 3 prong outlet Note For information on power consumption see Appendix B Specifications Rack installation is complete Proceed to the section Switch Configuration 2 4 3 Rack Installation for ZX 250r You can install the SmartCell ZX 250r switch in a standard 19 inch mounting rack by using the provided side mount brackets Each switch occupies 4 5 inches of rack space or between two and three rack mounting units This installation results in an air gap of approximately 0 5 inches vertically between switches There must be an air gap of at least four 4 inches on either side of the rack for proper air flow to the cooling fans ZX 250r chassis are 17 5 inches wide by 20 5 inches deep Ta Warning If you perform the following procedure with the SmartCell ZX 250r power di supplies installed make certain that the they are locked in place NEVER lift or move the SmartCell ZX 250r by its power supply handles 1 With the SmartCell ZX 250r switch resting on a flat surface use a Phillips screwdriver to remove two 2 6 32 screws from each side of the switch chassis see Figure 2 7 These screws are replaced by screws included with the SmartCell ZX 250r rack mount components 2 Mount the brackets on both sides of the front of the switch see Figure 2 7 Attach each bracket to the side of the chassis using two 2 8 32 x 0 38 flat head screws and two
11. go runs switch software in DRAM Switch software is downloaded to flash RAM by d s flash RAM Figure 4 4 Memory locations affected by the boot load commands 4 7 3 Upgrading Boot Load Software Two images of the boot load software reside in flash RAM The two images are identified as boot load image 0 and boot load image 1 Both boot load images can be upgraded by using a TFTP Bootp server However an upgrade is always written over the boot load image that is not currently running This insures that if a boot load upgrade fails there is still one good boot load image to fall back on Follow the steps below to upgrade the switch boot load software l 2 Set up the TFTP Bootp server software on a workstation Connect both the TFTP Bootp server and the SmartCell ZX 250 to your Ethernet network Make sure that the TFTP Bootp server can be reached by the SmartCell ZX 250 Ethernet interface Connect a dumb terminal or PC running terminal emulation software to the SmartCell ZX 250 Terminal port Copy the SmartCell ZX 250 boot load software image into the appropriate location on the TFTP Bootp server In this example the software is copied to c tftpboot images boot ima SmartCell ZX 250 User Guide 4 25 Upgrading and Changing Software Switch Administration 5 Setup the TFTP Bootp server tables or equivalent file with SmartCell ZX 250 MAC address P address of the SmartCell ZX 250 Ethernet interface path
12. From the terminal connection enter the reboot command 7 When the following message appears v Press any key to exit to boot load prompt stop the countdown by pressing any key The boot load prompt gt appears on the terminal screen 8 Enter the af s command The SmartCell ZX 250 contacts the TFTP Bootp server and downloads the operating software into its flash RAM df s You ve requested a Switch Software download Are you sure Y N y Initializing ethernet Starting Bootp Boot file c tftpboot images server ima Using TFTP to get bootfile c tftpboot images server ima Validity checks of the Switch Software Downloaded file All Validity checks OK Programming downloaded image into Switch Software section please wait New Switch Software programmed successfully gt 9 Enter the go command to start the SmartCell ZX 250 4 8 SAVING CORE DUMPS The SmartCell ZX 250 core dump feature allows you to specify a local Ethernet host where in the event of a system failure the SmartCell ZX 250 sends a copy of its memory SmartCell ZX 250 system memory is saved to two files one containing CPU memory core cpu the other common memory core cmn These files can then be sent to Cabletron customer support for analysis Note To use the core dump feature the local Ethernet host must be running TFTP server software and you must have write access to the TFTP directory 4 30 SmartCell ZX 250 User Guide
13. ZX IOM T77 4 aient tton 2 3 ID numbets ie tn tht betapeesn 2 3 M tren eer re renter reer er nett 4 2 ATMEQU IE iiri titt oru resa aede 4 3 net prefix cene tette eret eds 4 2 routing considerations 4 3 through a PNNI domain 4 3 topology oce re a 4 4 viewing routes 4 3 IISP tOule o erre ertet nteets 4 2 incoming metric seeseeeene 4 6 initial cell rate 4 17 initial configuration sss 2 13 initial password esee 2 13 inspecting the switch sss 2 2 1nStallatiOTL ioter to na tiniani 2 4 installing the switch sssssse 2 4 IP address ertet 2 13 IP over ATMs cete toten eae 3 1 addressing ttes 3 3 ARP SeEV6eL nee t EE etes 3 1 Misi 3 2 MAC address esses 3 3 troubleshooting eesss 5 1 IP toutihg ii cet erento 4 7 L LAN emulation eee 3 3 troubleshooting sess 5 2 LAN emulation addressing 3 6 LANE troubleshooting eese 5 2 LECS oiie ae t eiie tese 3 4 LEDS B 1 length odio t Pene ber eas 2 4 local clients oii peni Rec adea 3 7 M management standards B 6 managing the SmartCell ZX 250 C 7 maximum burst size eeeeeese 4 17 metric pairs ete ettet eee eire Renee 4 6
14. set vccmask MaskIndex 0 we replace the first VPI VCI pair VPIShift 0 3 VCIShift 12 9 SmartCell ZX 2 Use the show vccmask command to see the new VPI VCI combination SmartCell ZX show vccmask MaskIndex VpiShift VciShift In bits In bits 0 3 9 for index 0 VPI VCI now equals 3 9 1 2 10 2 4 8 3 6 6 SmartCell ZX SmartCell ZX 250 User Guide 4 15 PVC Connections Switch Administration 3 Use the set portconfig command to reconfigure a port to use the new values for VPI and VCI For example to set up a PVC on port A1 using the new VPI VCI bit ranges 3 9 enter SmartCell ZX set portconfig al PortAdminStatus up IlmiAdminStatus enable IlmiAddressRegistration enable IlmiConnectivity enable SigType autoConfig SigRole other InterfaceType private H MaxVpiBits 0 t3 MaxVciBits 12 9 MaxSvcVpi 7 MinSvcVci 32 MaxVccs 4096 SmartCell ZX 4 4 Use show portconfig to see the change to port Al SmartCell ZX show portconfig al Port Al Parameter Configured Current Sig Type autoConfig pnnilO Sig Role other symmetric Interface Type private private Max vpi bits 3 0 lt VPI on port Al can now be any 3 bit number Max vci bits 9 9 VCI on port A1 can now be any 9 bit number Max SVC vpci 7 0 Min SVC vci 32 32 Max Vccs 4096 4096 Port Admin Status UP Ilmi Admin Status Enabled AddressRegistration Connectivity Oper State UP Trans Type STS 3c Media Type MMF S
15. 00 00 14 59 00 00 11 22 33 44 55 00 3 Usethe add ATMRoute command to create a static UNI route that specifies port A2 and the adapter s new ATM address SmartCell ZX add atmroute PortNumber A1 a2 AtmAddress 39 00 00 00 00 00 00 00 00 00 14 59 00 00 11 22 33 44 55 00 PrefixLength 152 H Index 0 Type Internal Scope 0 MetricsTag 0 SmartCell ZX 4 4 Enter the show ATMRoute command to check that the UNI route was added SmartCell ZX show atmroute AddressNumber ALL No Port Route Address Type Protocol 1 B4 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 d4 14 41 80 I MGMT 2 B4 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 d4 14 41 81 I MGMT 3 89 00 00 00 00 00 00 00 00 00 14 59 00 I PNNI 4 A2 39 00 00 00 00 00 00 00 00 00 14 59 00 00 11 22 33 44 55 I MGMT 5 39 00 00 00 00 00 00 00 00 00 28 e9 80 I PNNI 6 39 00 00 00 00 00 00 00 00 00 28 5 00 I PNNI 7 B4 47 00 79 00 00 00 00 00 00 00 00 00 00 00 a80 368 00 00 01 I MGMT 8 B2 252 00 00 00 00 00 00 00 00 00 14 51 80 I MGMT SmartCell ZX SmartCell ZX The UNI route appears in the table as route number four No 4 Note For UNI routes to work with certain devices ILMI may also need to be disabled on the SmartCell ZX 250 Use the set PortConfig command to disable ILMI on the SmartCell ZX 250 on a per port basis SmartCell ZX 250 User Guide 4 5 ATM Routing Switch Administration 4 2 3 Route Metrics Route metrics are assigned
16. 2 6 32 x 0 38 flat head Screws 2 8 SmartCell ZX 250 User Guide Switch Installation and Setup Installingthe Switch Remove two screws on side of ZX 250 6 32 X 0 38 8 32 X 0 38 Figure 2 7 Attaching mounting brackets 3 With the brackets in front of the rack s uprights attach the brackets to the rack using two 2 10 32 x 0 50 flat head screws on each side see Figure 2 8 v Warning The ZX 250r switch is heavy enough to make one person installation d difficult For this reason it is advisable to have someone assist you sd lt Warning Do not pick up the SmartCell ZX 250r by its power supply handles SmartCell ZX 250 User Guide 2 9 Installing the Switch Switch Installation and Setup Figure 2 8 After brackets are attached mount the switch in the rack Y V Caution The mounting brackets must be attached to the switch before mounting the switch on the rack Each switch must be mounted to the rack with all four 4 screws Every switch must be supported by its own brackets DO NOT stack a unit directly on top of a mounted switch DO NOT use rack mounted shelves that interfere with air flow 4 Insert the supplied power cord into the 3 prong power receptacle on the back of the switch 5 Plug the power cord into a an AC outlet that accepts 3 prong plugs Ensure that the outlet has a proper safety ground Do not defeat the safety ground by using a 2 prong
17. E E EEEE 4 35 Extractor lever arm TUDCDOBJ 14 se boa RIP RESP E EMPIRE Mas E RS Hered PME deeds 4 35 Removing a switch module from the lower switch module position 05 4 36 DUO module mstallatconrettioval 422p ceEEDCEPSIPCEROpUPSSSPRNESIPEDPEPE ES 4 37 Line up module on the nylon card guides iser xbirhbberne E eve RE RERO EE PUDE E dee 4 38 Push seated card in with eyen pressure i eo seems etx exe nre ee EVE Pg Es ede 4 39 Complete seating of card with lever arms ioco hessbreebRO UR RRSePPRPCRPSI PERS UP Ee 4 40 Rear view of a ZX 250r redundant power supply Modules secese arrire rritim eee eee eee 4 4 Rear view of ZX 250r with single power supply module 0 0 0 eee eee eee 4 42 Holding Screw for power supply module cus terror Seg sages eae ss Oawes ee orkoe seen eos 4 43 RPS module extraction and replacement uuu ahah aos heehee ree PESE deeds 4 43 Pry out th fuse assenmibly z 2 iso esso orth Gore dese Resta OE Ui EH ede weeds Pe hn bend 4 44 Detail of use assembly x 0 opus cay etta pP pe rey pSEENUHREPPERPIUURE DURS PPP e 4 45 Front panel of the SmartCell ZX 250 ATM switch 3 0205 5c045 eR REESE B 1 ZA 230r power supply module 4 paro pee pe eoe S doe d Redde bei qid i B 2 Internet MIB hierarchy xo ire ivpee56bpeeQPLbRSPECPRSURC CREE Genee se LOS CES pO C 2 ZeuNet Private MIBS ios ee tained dtng dooms h ENTRAR ES EPREVESEE ER E EP e ieimET C 3 SmartCell ZX 250 User Guide xiii List of Figu
18. MES eea a te entree ere 4 30 TETP Sety6et aiicie renean 4 30 CLC ALG m MM 2 13 creating an alias see 2 15 creating an emulated LAN 3 3 creating an HSP route 4 2 creating an IP over ATM VLAN 3 1 D cep T 4 24 default boot load image 4 27 default ELAN rete eene 3 3 sr E 2 13 desktop installation eess 2 4 Gl sciet eot 4 24 4 26 4 27 4 28 4 30 nnb 2 13 DS ireann etd 2 4 empty cell itin 2 4 Irafnilg uec rete herr re tens 2 4 Tem Sti sss tt attire d 2 4 Mo 2 4 SCLAM DUNG oca oder pine 2 4 nno bi o VeA eet i RUE RR AISE REN 2 4 E E H 2 4 empty cell eis 2 4 MOLE i iiicbat ehe EREE 2 4 Scrambling o tet tete 2 4 Lip 2 4 early packet discard 4 22 a e t t etre acted ee 4 22 ELAN pomara 3 3 adding an emulated LAN 3 4 ATM addressing sess 3 6 CHEE opos Ter n 3 4 3 5 default emulated LAN 3 3 l 2 SmartCell ZX 250 User Guide events and alarms ss 3 4 ILMI eeectssseese seen 3 3 3 4 3 6 LECS irate ene e E 3 4 selector bytes tte 3 6 switch clients esses 3 7 ELANS across multiple switches 3 6 empty Cell taber eter tutae 2 4 emul
19. STS 1 STS N STS NC Resource Management Return Merchandise Authorization Receive Queue Underrun Recommended Standard defined by Electronic Industries Association Real Time Variable Bit Rate Read Write Access Signaling ATM Adaptation Layer Segmentation And Reassembly SAR Protocol Data Unit System Bus Error Sustainable Cell Rate Synchronous Digital Hierarchy Simple Efficient Adaptation Layer Single Mode Fiber Switched Multimegabit Data Service Simple Network Management Protocol Synchronous Optical Network Synchronous Transport Module 1 Synchronous Transport Module n where n is an integer Synchronous Transport Module n concatenated where n is an integer Shielded Twisted Pair Synchronous Transport Signal 1 Synchronous Transport Signal n where n is an integer Synchronous Transport Signal n concatenated where n is an integer SmartCell ZX 250 User Guide A 9 SVC SVCC T 1 T 3 TAXI TCP TD TDM TFTP TLV UBR UME UNI UP UPC UTOPIA UTP Switched Virtual Circuit Switched Virtual Channel Connection Transmission System 1 Transmission System 3 Transparent Asynchronous Transmitter Receiver Interface Transmission Control Protocol Traffic Descriptor Time Division Multiplexing Trivial File Transfer Protocol Type Length and Value Unspecified Bit Rate UNI Management Entity ser Network Interface nnumbered Poll niversal Test and Operations Physical Interface for ATM
20. Switch Administration Saving Core Dumps Enter the set CoreDump command to enable the core dump feature For example SmartCell ZX set coredump EnableCoreDump n ServerIP CoreDumpFile userName UserPassword SmartCell ZX B Note B Note Note y lt y to enable core dump feature 204 95 77 240 lt IP address of my TFTP server tftpboot bobr core full path name for core dump files bobr login name on the server lt password The set CoreDump command uses FTP to create the core cpu and core cmn files If your server does not run FTP create these files manually Then execute the set CoreDump command On UNIX systems make sure that the permissions are set correctly so that data can be written For security the set CoreDump command retains your password only long enough to create the core dump files Your password is then dropped from system memory To see the current core dump configuration enter the show coredump command SmartCell ZX show coredump Core Dump Enabled Yes Core Dump Server IP 204 95 77 240 Core Dump File SmartCell ZX tftpboot bobr core SmartCell ZX 250 User Guide 4 31 Performing Hardware Maintenance Switch Administration If a system failure occurs while the core dump feature is enabled the SmartCell ZX 250 console appears similar to the example below The SmartCell ZX 250 then begins sending images of its memory to the core dump files on the TFT
21. User Guide Switch Installation and Setup SmartSwitch ATM Administrator To obtain an explanation of a command and its parameters enter the word help or before the command SmartCell ZX add laneclient Create LANE Client ClientNumber Local Client Number 0 127 LanName Name of the ELAN to join ServerType Type of LANE Server LECS LES ServerAddress ATM Address of the LANE Server IPAddress IP Address of the Client NetMask IP Netmask of the Client MTU MTU for the Client 1516 9234 NONE SmartCell ZX 4 While entering a command you can obtain help about the current parameter by entering a question mark at the prompt For example SmartCell ZX add atmroute PortNumber A1 a3 AtmAddress 39 00 00 00 00 00 00 00 00 00 14 72 80 PrefixLength 104 H Index 0 Type Internal E The type of reachability Use Internal Exterior or Reject Type Internal exterior Scope 0 MetricsTag 0 SmartCell ZX 4 Note Press the Esc key to back out of any command before you enter the last value 2 7 SMARTSWITCH ATM ADMINISTRATOR SmartSwitch ATM Administrator is a Windows application that manages SmartCell ATM switches It supports the following operations e Switch management Emulated Local Area Network ELAN management Connection management Alarm management e Switch discovery Additionally the SmartSwitch ATM Administrator provides the following capabilities that are not availabl
22. a Cabletron recommended router equipped with an ATM interface Consult Cabletron Customer Support for router product information For example Switch SW1 and the NMS are on an Ethernet network with the address 128 205 99 0 The IP address of SW1 s Ethernet port is 128 205 99 254 The IP address of SW1 s LANE client is 90 1 1 254 The IP address of SW2 s LANE client is 90 1 1 33 SW2is not physically connected to the Ethernet network SW2 is connected to SW1 through PNNI and are both part of the same emulated LAN To reach SW2 with the Ethernet based NMS define an IP route on SW2 that assigns SW1 s switch client as SW2 s default gateway to the network 128 205 99 0 Enter the following on SW2 see Figure 4 3 SmartCell ZX add route DestNetIP 128 205 99 0 address of the Ethernet network to reach GatewayIP 90 1 1 254 IP address of SW1 s LANE client SmartCell ZX 4 Switch SW2 can communicate with the NMS on the Ethernet network To see the route enter the show route command on SW2 SmartCell ZX 4 show route ROUTE NET TABLE destination gateway flags Refcnt Use Interface 0 0 0 0 0 0 0 0 i 0 0 zno 30 1 1 0 90 1 1 33 i 0 1688 zni 128 205 99 0 90 1 1 254 l 3 5660 eid ROUTE HOST TABLE destination gateway flags Refcnt Use Interface T25 020 31 127 0 0 1 5 0 0 100 SmartCell ZX 4 Note The NMS must contain a route that specifies the Ethernet interface of the Ethernet connected switch as the gatew
23. adapter or extension cord Doing so voids the new product warranty wy Caution The SmartCell ZX 250r switch must be attached to a grounded 3 prong outlet 2 10 SmartCell ZX 250 User Guide Switch Installation and Setup Switch Configuration Note For information on power consumption see Appendix B Specifications Rack installation for the ZX 250r is complete Proceed to the next section Switch Configuration 2 5 SWITCH CONFIGURATION Initial configuration of your ZX 250 switch consists of setting the name Ethernet IP address and subnet mask Once this is done the switch can be reached for additional configuration and administration through your Ethernet network Perform the following steps to configure initial switch parameters 1 Configure a dumb terminals or PCs running emulation software to use the following communication parameters Baud rate 9600 Data bits 8 Stop bits 1 Parity none Flow Control none 2 Plug one end of the supplied RJ 45 UTP cable into the 9 pin COM port RJ 45 adapter Note For information about adapter wiring configurations see Appendix B Specifications Plug the other end of the UTP cable into the ZX 250 female RJ 45 jack labeled Terminal located at the bottom center of the switch s front panel see Figure 2 9 3 Connect the switch to your network by plugging a UTP cable into the ZX 250 female RJ 45 jack labeled Ethernet located at the lower right
24. administering the switch 4 1 administrative weight ussse 4 7 agent SUPPOLE vessccssssseseredsontsesserssnsssenccessees C 1 BALMS iecore a e e EN 4 9 auto displays res 4 11 deleti aos nce teet e tein 4 11 CESCHIPUON diuidit uc tsi icta 4 11 10D eee 4 11 MM De i acocodsie inet iH Me Ud 4 11 ODI6GL cs donec mote beste 4 11 nine 4 11 MID tiana 4 10 alis ayore asriar eiia TEES 2 13 ambiguous commands 2 16 ARP SetVetis siete tiet rettet teen td 3 1 assigning route Metrics ee 4 6 ATM addressing for IP over ATM 3 3 ATM port specifications B 5 ATM routing ctetu 4 2 attaching mounting brackets 2 6 B backing up and restoring switch configurations4 1 lc su e 4 1 backward traffic descriptor 4 12 bandwidth allocation 4 17 boot load commands 4 24 Chpl essence bie ot ERES 4 24 Cl S ao Evo ere vnd pepe loo 4 24 CES ziii time ie i e RES IPEA RIURUS 4 24 s 4 24 BO scc E E 4 24 Ic n 4 24 memory locations affected 4 25 juod E 4 24 boot load prompt esses 4 23 boot load software sess 4 25 buffer memory allocation 4 17 C c 4 17 4 19 call admission control 4 17 conservative se
25. client it automatically finds the LECS address using ILMI As the local client joins the ELAN the following messages are sent to the Event log NOTICE ZLESSRV LES Join 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 82 00 NOTICE ZLESSRV BUS Connect 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 82 00 Y Caution Never create an ELAN or ELAN client with the same subnet as the SmartCell ZX 250 Ethernet port 3 4 SmartCell ZX 250 User Guide IP Over ATM and LANE Creating an Emulated LAN 4 Enterthe show client command to make certain that the client is operational SmartCell ZX show client 1 LANE Client 1 Client State Operational Client Address 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 81 00 LAN Name Marketing LECS Addr Source ILMI LECS Address gt 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 80 01 LES Address 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 82 02 LAN Type 802 3 MTU 1516 P Address se 9057s T5 P NetMask 255 255 255 0 SmartCell ZX Note While creating an ELAN client for the switch is not absolutely necessary it does provide management connectivity with the switch over its ATM ports instead of the Ethernet port See Chapter 4 Switch Administration for information about how to reach switches not directly connected to the Ethernet network 5 Physically connect your end nodes and edge devices to the SmartCell ZX 250 ports
26. command to view bandwidth utilization 4 6 3 EFCI EPD and RM Thresholds To control switch congestion the SmartCell ZX 250 implements standard resource management cell RM cell marking explicit forward congestion indicator cell marking with backward RM cell marking and early packet discard EPD These congestion control schemes are triggered when the number of cells within shared memory reaches user definable thresholds Use the switchtrafficcongestion commands to view and set these thresholds For example enter the show switchtrafficcongestion command SmartCell ZX show switchtrafficcongestion Switch Traffic Congestion Parameters Queue 1 EFCI Threshold 4096 cells Queue 2 EFCI Threshold 4096 cells Queue 3 EFCI Threshold 4096 cells Queue 4 EFCI Threshold 4096 cells Low EPD Threshold 10922 cells High EPD Threshold 21845 cells Switch Discard Threshold 30508 cells RM Cell Marking Enable ON EFCI Cell Marking Enable ON SmartCell ZX EFCI thresholds are set on a per QoS queue basis while EPD thresholds are set with respect to the total amount of shared buffer used by all classes of service For most types of traffic EPD triggering is tied to the low EPD threshold Signaling traffic however is tied to the high EPD threshold this assures that signaling packets are discarded only when congestion is most severe Use the set switchtrafficcongestion command to change thresholds for EFCI and EPD and to enable
27. driver e Cabletron approved ESD grounding device such as a wrist strap 4 9 2 Internal Components Figure 4 5 is a diagram of the internal components common to the SmartCell ZX 250 family of switches The five major components of the ZX 250 are e CPU board Main Switch Module e I O modules at least two 4 32 SmartCell ZX 250 User Guide Switch Administration Performing Hardware Maintenance Extended Switch Module optional e Backplane e Removable power supply optional Almost all user replaceable and user upgradable components are accessed and removed from the front of the ZX 250 chassis The exception is the redundant power supply modules accessed from the back of the ZX 250r chassis User serviceable components include e Main Switch Module MSM Expansion Switch Module ESM e O Modules IOM e Redundant Power Supply Module ZX 250r only 4 9 3 CPU Board The CPU board contains processor flash RAM and system memory The CPU board is not intended for end user access or service For this reason flash RAM and system memory can be upgraded only by qualified Cabletron personnel Y Caution Attempts to access or remove the CPU board its flash RAM system memory or any other CPU board components will void your warranty A m 4 9 4 Main Switch Module The Main Switch Module MSM contains the main switching fabric of the SmartCell ZX 250 switch see Figure 4 5 The MSM is also one of the boards into
28. eben 2 1 Mispecting the SNIECI Li ye RpER S RPM E CET E Pur Ed hee E E Ei eee bed EP 2 2 DS3 and E3 VO Module Confipurattoni reie cutter TEE orere AE EEERWERGS REG LEA EG YE 2 4 Installs he S Witte eun seo dedo dtc C ERE REC Eh MEME LEM MEE Rt 2 4 Desktop InstollatlUlt oua pedo tor pt eorr CURE CUP eR UH S CORE dp CF SEES 2 4 Rack Installation top Z A 2530 i233 sese Eb RP REEERDR DRE EE Rb bb KEEPER arer RP 2 6 Rack Installation Tor ZX 230 cios bp rer MOOUC DA EROR S Enid bed b OR Nd Doi 2 8 Switch Conn uran use ose pole RE Rei Eee mae et Cake adaens ean ire etim 2 11 Using the Cuonsole iva tip PORE E QE EOE ERE ea ded idea dass 2 13 Console Commands lt o 006c40n5 ost 00686 RRIDR NEEDED DO bee E SEPAN TIER EAE IA 2 13 Cionsole Time QUL 4o 3439 T PRSE RE SEU OU Use eed Est edid dime as 2 15 Creating an Aliso sod oo ike CR oes 48 OFS ERG Ip QU SES ove EFE RP pe E Res 2 15 ambiguous Commands ves Cia bi eet br EEPEDRPrbRERERE Rb ERI ERE e ET bs 2 16 Console Help rein csetcese vais be dint tetee e e DD SIMON Ebr dip e pP Re does 2 16 Smas vitei ATM Adiministialok so pup PRIR ERE RUREERRRERERE QUE RE QULE M MES 2 17 Iustallatiotsteps 3 reece cirte gery adeeb e RE MP RIS ET E RUD IQ PEE GUI pde 2 18 Starting SmartSwitch ATM Administrator the First Time 0 000 2 19 Accessing Online Help ois ceneee Bech boa ce Sued ED eu pe eS UE dub Shake awe 2 20 IP Over ATM and LANE adea ss ands ia takii ee EX ERE3VRR RA 3 1 Cre
29. everything to zero PCRCLPO 0 SCRCLPO1 0 SCRCLPO 0 MBSCLPO1 0 MBSCLPO 0 QOSCLASS 0 AalType 5 SmartCell ZX 2 Use show trafficdescriptor to obtain the new traffic descriptors index numbers P p SmartCell ZX show trafficdescriptor TD Traff Desc QoS Peak Cell Rate Sust Cell Rate Max Burst Size Aal Type Type Kb s Kb s Kb s Type CLP 0 CLP O41 CLP OO CLP O 1 CLP O0 CLP O 1 2 CBR 2 1 0 100 0 0 0 0 5 6 UBR 11 0 0 100 0 0 0 0 5 7 UBR 11 0 0 0 0 0 0 0 5 176 NRIVBR 2 T 0 1585 0 0 0 0 9 SmartCell ZX 4 In the example above traffic descriptor six 6 will be used in the forward direction and traffic descriptor seven 7 will be used in the backward direction 3 Use add pvc to successively create point to multipoint PVCs for ports B2 B3 and Cl SmartCell ZX add pvc ConnType PTP pmp LowPortID al LowVPI 0 LowVCI 101 HighPortID b2 HighVPI 0 HighVCI 101 FwdTrafficDescriptorIndex 6 BkwTrafficDescriptorIndex HT SmartCell ZX 4 Perform step 3 for ports B3 and C1 5 Connect the workstations to their respective ports SmartCell ZX 250 User Guide 4 13 PVC Connections Switch Administration 6 Configure the workstations for the same subnet and VPI VCI pair 0 101 The broadcasting workstation on port A1 can send traffic to the receiving workstations on ports B2 B3 and C1 4 5 3 Connecting to Local Switch Client Through a PVC All PVC
30. mounted in a rack by side panel mounting brackets 2 4 1 Desktop Installation ZX 250 switches can be installed on any clean dry stable surface desktop that allows for at least four inches of clear space on both sides of the switch e ZX 250 17 5 inches wide by 14 5 inches deep e ZX 250r 17 5 inches wide by 20 5 inches deep Note Because the ZX 250r power supply modules install from the back of the switch you may want to select a surface that provides sufficient room to remove and install the power supply modules 2 4 SmartCell ZX 250 User Guide Switch Installation and Setup Installingthe Switch Minimum Clearance for Airflow Minimum Clearance for Airflow Figure 2 4 Airflow space for the ZX 250 in desktop environment 1 Place the switch on the desktop so that it rests on its rubber feet Do not place other objects closer than four inches from the sides of the switch This clear space must be maintained to insure proper air flow Y Caution Do not place the ZX 250 switch on its side Doing so will impede airflow resulting in equipment overheating and eventual loss of operation or component damage 2 Check the power label on the back of the switch to make sure that the required line voltage corresponds to the line voltage you are using B Note The ZX 250r redundant power supply model performs power sensing automatically configuring itself for the applied line voltage 115V or 230V 3 Insert t
31. of the switch s front panel see Figure 2 9 SmartCell ZX 250 User Guide 2 11 Switch Configuration Switch Installation and Setup 3 4 ww Koc ellos ERR 1 2 4 a ea folie j olf 2 TEST Smell ZX 250 Terminal Ethernet RJ 45 RJ 45 T Port Port CABE C Hub Terminal Figure 2 9 ZX 250 console and network connections Start the dumb terminal or PC and its terminal emulation software then turn on the ZX 250 switch As the SmartCell ZX 250 powers up a series of diagnostic messages appears on the terminal s screen After the diagnostics are finished the switch prompts for a password Enter the default password admin The switch prompts for the information necessary to make the switch accessible through your Ethernet network Switch name IP address Subnet mask Once you enter these parameters and reboot the switch you can log off the local console connection You can perform all additional configuration over your network using a telnet connection ZX 250 through telnet you must exit the local terminal connection by entering the Note Only one console connection is allowed at any time To reach the SmartCell exit command 2 12 SmartCell ZX 250 User Guide Switch Installation and Setup Usingthe Console The following is an example of the initial configuration session SmartCell ZX Ve
32. one and only one LECS For this reason never start the LECS on more than one switch within the administrative domain Note Ifan uplink or end node does not support PNNI or if its version of ILMI is incompatible it may be necessary to set up a static route between the device and the rest of the ELAN See Section 4 2 ATM Routing 3 6 SmartCell ZX 250 User Guide IP Over ATM and LANE Creating an Emulated LAN 3 2 3 Switch Clients It is important to understand the concept of SmartCell ZX 250 switch client connections A client connection is actually a connection between the VLAN and the SmartCell ZX 250 CPU this CPU connection appears as if the switch is an end station on the VLAN The SmartCell ZX 250 uses local clients to connect itself to the VLANS that it supports This is analogous to a phone company that supports a communication system Even though the phone company maintains the circuits a call to the phone company itself cannot be made unless the phone company has its own number and connection on its own phone system Similarly VLAN membership and the reachability of a SmartCell ZX 250 on any particular VLAN depends upon whether the SmartCell ZX 250 has a local client connection for that VLAN Clients are created using the command add laneclient for LAN emulation and add ipatmclient for IP over ATM For example the following command adds a switch client to the ELAN elanl SmartCell ZX add laneclient ClientNumbe
33. only Not Supported The following MIB objects are not supported If used these objects return either the value zero or the message Not supported e atminterfaceMaxVpcs e atmlInterfaceConfVpcs e atmlInterfaceDs3PlcpTable e atmlInterfaceTCTable e atmVplTable e atmVpCrossConnectIndexNext e atmVpCrossConnectTable e atmSvcVpCrossConnectTable e atmSigSupportTable e atmSigDescrParamTable C 6 SmartCell ZX 250 User Guide Agent Support Managing the SmartCell ZX 250 e atmIfAdminAddrTable e atmVclAddrBindTable e atmAddrVclTable e atmVplStatTable e atmVplLogicalPortTable e atmVclGenTable e atmfMyOsiNmNsapAddress atmfVpcTable e lecRouteDescrTable e leRDArpTable C 2 MANAGING THE SMARTCELL ZX 250 Your SmartCell ZX 250 must be IP reachable by the NMS before it can be managed The default connection between the SmartCell ZX 250 and the NMS is the SmartCell ZX 250 Ethernet interface Use the show SwitchConfig command to find the IP address of the SmartCell ZX 250 An NMS can use this IP address to reach the SmartCell ZX 250 through Ethernet An NMS can also manage the SmartCell ZX 250 through one of its ATM ports if the SmartCell ZX 250 has a client connection into a VLAN or emulated LAN Note that the SmartCell ZX 250 itself is not reachable through ATM until a client for the switch is created and participates as a member of a VLAN or ELAN Your NMS uses that switch client s address to access an
34. to the image file on the TFTP Bootp server 6 From the terminal connection enter the reboot command 7 When the following message appears Press any key to exit to boot load prompt stop the countdown by pressing any key The boot load prompt gt appears on the terminal screen 8 Enter the df B command The SmartCell ZX 250 contacts the TFTP Bootp server and downloads the file into the boot load image location that corresponds to the boot load image not currently running For example if boot load image 0 is running a B downloads the file into boot load image 1 leaving boot load image 0 untouched df b You ve requested a Boot Load Software download Are you sure Y N y Initializing ethernet Starting Bootp Boot file c tftpboot images boot ima Using TFTP to get bootfile c tftpboot boot boot ima Validity checks of the Boot Load Software Downloaded file All Validity checks OK Programming downloaded image into Boot Load Softwarel area please wait New Boot Load Software programmed successfully Modifying Control Stat field to reflect new image change please wait Control Stat field programmed successfully Please reboot to execute new Boot Load Software Sy 9 Ifthe new boot load software passes the validity checks it is marked as the new default image In the example above boot load image 1 becomes the new default image 10 Reboot the SmartCell ZX 250 The following message appears on the termin
35. traffic descriptor to use with the PVC SmartCell ZX add trafficdescriptor TrafficType UBR cbr TrafficDescriptorType 2 PCRCLPO1 100 PCRCLPO 0 SCRCLPO1 0 SCRCLPO 0 MBSCLPO1 0 MBSCLPO 0 QOSCLASS 1 AalType 5 SmartCell ZX For this example we specify CBR as the traffic type then take the remaining defaults Enter the show trafficdescriptor command to obtain the index number of the new traffic descriptor In this example the index number is two 2 SmartCell ZX show trafficdescriptor TD Traff Desc QoS Peak Cell Rate Sust Cell Rate Max Burst Size Aal Type Type Kb s Kb s Kb s Type CLP_O CLP_O 1 CLP_O CLP_O 1 CLP O0 CLP_0 1 2 CBR 2 1 0 100 0 0 0 0 5 176 NRTVBR 2 1 0 1585 0 0 0 0 5 SmartCell ZX 2 Use add pvc to create the PVC specify the ports through which the connection is established the VPI VCI pair to use with each port and the traffic descriptor to use SmartCell ZX add pvc ConnType PTP d LowPortID cl lt we specify port cl LowVPI 0 we specify VPI 0 LowVCI 100 lt weuse VCI 100 HighPortID b2 we specify port b2 HighVPI 0 HighVCI 100 FwdTrafficDescriptorIndex 2332 lt we use our created traffic descriptor BkwTrafficDescriptorIndex 2 lt we use our created traffic descriptor SmartCell ZX 4 The example above creates a PVC between ports C1 and B2 with VPI VCI 0 100 3 Plug the end nodes into the specified SmartCe
36. which the I O Modules IOMs are plugged The MSM can support up to two IOMs each with four I O ports An additional two IOMs can be added to the ZX 250 by installing an Extended Switch Module The MSM is user serviceable 4 9 5 Extended Switch Module The Extended Switch Module ESM provides the switch fabric to support an additional two IOMs for a total of 15 ports The IOMs plug into the top of the ESM and then the boards are slid into the ZX 250 chassis as a single unit The ESM is user serviceable see Figure 4 5 SmartCell ZX 250 User Guide 4 33 Performing Hardware Maintenance Switch Administration Backplane Power Supply Extended Switch Module IO Modules CPU Board Main Switch Module Figure 4 5 Internal components of the SmartCell ZX 250 ATM switch 4 9 6 I O Modules The I O Modules IOMs plug into the DIN connectors on the top of both the MSM and the ESM see Figure 4 5 All ZX 250 switches can with an ESM installed support up to four IOMs providing a total of 15 ATM ports Port B4 is reserved for use by the CPU To access add or replace IOMs the switch module to which they correspond must be accessed IOMs are user serviceable 4 9 7 Removing a Switch Module The SmartCell ZX 250 ATM switch s MSM is located in the bottom switch module slot the ESM if present is located in the t
37. 50 Each switch supports PNNI but there is no connectivity between the two devices Use the following procedure to diagnose and resolve the problem Examine the link state on each switch snow PNNILink on SmartCell ZX 250 e If the link does not appear in the Link list check the following Is the connecting port on each switch configured for PNNI If no configure both ports for PNNI Note On the SmartCell ZX 250 use the show portconfig command to determine whether the port is PNNI If show portconfig displays autoConfig as the port configuration use the set portconfig command to disable ILMI and manually set the port to PNNI Examine the VCC masks for each switch Are the switches using compatible VPI VCI pairs If not adjust the VCC mask so that both switches use compatible VPI VCI pairs e If link state is attempt check the following Isthe PNNI peer group ID the same on both switches If not set both peer group IDs to the same value Isthe PNNI node ID the same for both switches If not set the PNNI node ID to the same value Especially check that the first two octets peer group level and lowest level node of the node ID are the same for both switches e Ifthe link state is 2WayInside check the ATM route tables on each switch show ATMRoute on SmartCell ZX 250 Ifthe switches are supporting end systems or have clients does the net prefix of each switch appear in the ATM route table of the other
38. 90 1 1 100 Path back dir config 1 SmartCell ZX 4 Backup file is valid Restoring a backup file will completely replace any data stored in the flash Are you sure this is what you want to do Confirm y n y SmartCell ZX 4 Note The switch must be rebooted for the restore to take effect 4 2 ATM ROUTING The SmartCell ZX 250 default routing protocol is PNNI version 1 0 PNNI provides automatic and dynamic connectivity among all PNNI nodes within the same peer group For purposes of interoperability however the SmartCell ZX 250 also supports these additional ATM routing protocols e ISP Use to connect with devices that do not support PNNI e UNI Use to connect end stations also to connect devices whose implementation of ILMI is incompatible with the SmartCell ZX 250 The proper route type is determined by the SmartCell ZX 250 through interface Note Both IISP and UNI routes are created and modified using the aTMRoute command signaling information 4 2 1 Creating an IISP Route Use the add ATMRoute command to create an IISP route that links the SmartCell ZX 250 to a device that supports only IISP routing For example 1 Physically connect port b2 of the SmartCell ZX 250 to the IISP device 2 Enter show NetPrefix to determine the net prefix of port b2 on the SmartCell ZX 250 SmartCell ZX show netprefix b2 Port NetPrefix B2 39 00 00 00 00 00 00 00 00 00 14 41 80 SmartCell ZX 3 Determine the add
39. A ACRONYMS AAL AAL1 AAL2 AAL3 4 AAL5 AALM ABR AFI ANSI API ARP ASCII ATM AvCR BE BER B ICI B ISDN ATM Adaptation Layer ATM Adaptation Layer Type 1 ATM Adapter Layer Type 2 ATM Adapter Layer Type 3 4 ATM Adapter Layer Type 5 ATM Adaptation Layer Mux Available Bit Rate Authority and Format Identifier American National Standards Institute Application Programming Interface Address Resolution Protocol American Standard Code for Information Interchange Asynchronous Transfer Mode Available Cell Rate Bridged Ethernet Bit Error Ratio Rate Broadband Inter Carrier Interface Broadband Integrated Services Digital Network SmartCell ZX 250 User Guide A 1 BOOTP BUS CAC CAN CAT 3 CAT 5 CBR CCITT CCR CDV CER CES CI CLP CLR CMIP COM COS CPE CPU CRC CRS CS CTD Acronyms Boot Protocol Broadcast and Unknown Server Call Admission Control Campus Area Network Category 3 unshielded twisted pair cable Category 5 unshielded twisted pair cable Constant Bit Rate Comite Consultatif Internationale de Telegraphique et Telephonique Consultative Committee on International Telegraphy and Telephony Current Cell Rate Cell Delay Variation Cell Error Ratio Circuit Emulation Service Congestion Indicator Cell Loss Priority Cell Loss Ratio Common Management Information Protocol Communication Class of Service Customer Premise Equipment Central Processing Unit Cyclic Redundancy
40. ATION CLASS 1 LASER TRANSCEIVERS The ZX IOM 29 4 ZX IOM 29 4 IR ZX IOM 29 4 LR ZX IOM 39 1 and ZX IOM 39 1 LR connectors use Class 1 Laser transceivers Read the following safety information before installing or operating one of these modules The Class 1 Laser transceivers use an optical feedback loop to maintain Class 1 operation limits This control loop eliminates the need for maintenance checks or adjustments The output is factory set and does not allow any user adjustment Class 1 Laser transceivers comply with the following safety standards e 21 CFR 1040 10 and 1040 11 U S Department of Health and Human Services FDA EC Publication 825 International Electrotechnical Commission e CENELEC EN 60825 European Committee for Electrotechnical Standardization When operating within their performance limitations laser transceiver output meets the Class 1 accessible emission limit of all three standards Class 1 levels of laser radiation are not considered hazardous LASER RADIATION AND CONNECTORS When the connector is in place all laser radiation remains within the fiber The maximum amount of radiant power exiting the fiber under normal conditions is 12 6dBm or 55x10 watts Removing the optical connector from the transceiver allows laser radiation to emit directly from the optical port The maximum radiance from the optical port under worst case conditions is 0 8 W cm or 8x10 W m sr 1 Do not use optical instruments t
41. B Files and Internet MIB Hierarchy Table C 1 Zeitnet proprietary MIB groupings Continued Name Object Identifier Function znIpAtmServer 1 3 6 1 4 1 1295 2 200 2 IP ATM Server Services znCommonObjs 1 3 6 1 4 1 1295 2 300 Zeitnet Specific Information znTrapObjs 1 3 6 1 4 1 1295 2 301 ZeitNet Traps znSwitchObjects 1 3 6 1 4 1 1295 2 3333 Switch hardware specific information znSystem 1 3 6 1 4 1 1295 2 3333 1 Hardware and software system level information znSwitchDiscovery Table 1 3 6 1 4 1 1295 2 3333 1 34 Neighbor switch configuration znConfig 1 3 6 1 4 1 1295 2 3333 2 Switch software configuration management znModule 1 3 6 1 4 1 1295 2 3333 3 Switch Module information znPort 1 3 6 1 4 1 1295 2 3333 4 Switch Port Information znPortTrafficCongTable 1 3 6 1 4 1 1295 2 3333 4 3 Traffic management znSignalling 1 3 6 1 4 1 1295 2 3333 5 Signalling timer information znSar 1 3 6 1 4 1 1295 2 3333 8 SAR specific information znVlan 1 3 6 1 4 1 1295 2 3333 9 Zeitnet Lane Services Group znLanEmulation 1 3 6 1 4 1 1295 2 3333 9 1 Zeitnet LAN Emulation Group znLec 1 3 6 1 4 1 1295 2 3333 9 1 1 LAN Emulation Client Specific znLes 1 3 6 1 4 1 1295 2 3333 9 1 2 Lan Emulation Server Specific znBus 1 3 6 1 4 1 1295 2 3333 9 1 3 Broadcast and Unknown Server information znLecs 1 3 6 1 4 1 1295 2 3333 9 1 4 Lan Emulation Configuration Server Info znSSCOP 1 3 6 1 4 1 1295 2 3333 12
42. C CLP 2 3 AdminWeight 5040 200 MaxCellRate 1 1000 AvailableCellRate 1 750 MaximumCellTransferDelay 1 CellDelayVariation 1 CellLossRatioForCLP 0 1 CellLossRatioForCLP 0 1 1 CellRateMargin 1 VarianceFactor 1 SmartCell ZX 4 4 6 SmartCell ZX 250 User Guide Switch Administration IP Routing Enter show PNNIMetric to view the newly created metric pair SmartCell ZX show pnnimetrics Metrics ALL Metrics Metrics Tag Direction Index GCAC CLP Admin Wt Service Categories 1 0x9 Incoming 0x10 CLPO 1 200 CBR 2 0x9 Outgoing 0x10 CLPO 1 200 CBR 3 Ox 3 Outgoing 0x1 CLPO 1 5040 UBR 4 Ox 3 Outgoing 0x2 CLPO 1 5040 ABR 5 Ox 3 Outgoing 0x4 CLPO 5040 NRTVBR 6 Ox 3 Outgoing 0x18 CLPO 5040 CBR RTVBR 7 Ox 4 Outgoing 0x1 CLPO 1 5040 UBR 8 Ox 4 Outgoing 0x2 CLPO 1 5040 ABR 9 Ox 4 Outgoing 0x4 CLPO 5040 NRTVBR 10 Ox 4 Outgoing 0x18 CLPO 5040 CBR RTVBR SmartCell ZX 4 The newly created metric pair appears at the top of the list Once the metric is created we can specify its metric tag number within the definition of a route SmartCell ZX add atmroute PortNumber A1 b2 AtmAddress 39 00 00 00 00 00 00 00 00 00 55 77 88 PrefixLength 104 Index 0 Type Internal Scope 0 MetricsTag 0 9 lt The index tag of our metric pair SmartCell ZX Administrative Weight and Parallel Routes A route s administrative weight defines its desirability to the PNNI routin
43. CaBICTROn YSTEMS The Complete Networking Solution SmartCell ZX 250 User Guide 35 Industrial Way Rochester NH 03866 603 332 9400 Part Number 04 0034 04 Rev A Order Number 9032538 NOTICE Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made The hardware firmware and software described in this manual are subject to change without notice IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HAVE KNOWN THE POSSIBILITY OF SUCH DAMAGES Copyright 1997 98 by Cabletron Systems Inc P O Box 5005 Rochester NH 03866 5005 All Rights Reserved Printed in the United States of America SmartCell ZX 250 User Guide Part Number 04 0034 04 Rev A Order Number 9032538 SmartCell SPECTRUM LANVIEW MicroMMAC and BRIM are registered trademarks and Element Manager EPIM EPIMA EPIM F1 EPIM F2 EPIM F3 EPIM T EPIM X FOT F FOT F3 HubSTACK SEH SEHI and TMS 3 are trademarks of Cabletron Systems Inc All other product names mentioned in this manual may be trademarks or registered t
44. Cell ZX 250 User Guide Acronyms Acronyms ILMI Integrated Local Management Interface 1 0 Input Output IOM Input Output Module IP Internet Protocol IP ATM Internet Protocol over ATM IPX Internetwork Packet Exchange protocol ITU TSS International Telecommunications Union Telecommunications Standards Sector ISDN Integrated Service Digital Network JPEG Joint Photographic Experts Group KB S Kilobits per second LAN Local Area Network LANE LAN Emulation LE LAN Emulation LE ARP LAN Emulation Address Resolution Protocol LEC LANE Client LECS LAN Emulation Configuration Server SmartCell ZX 250 User Guide A 5 LECSELA LAN Emulation Configuration Server Emulated LAN N LES LANE Server LESELAN LANE Server Emulated LAN LIS LLC LMI MAC MAN MB S MBS MCR MIB MMF MP MSM MTU NAKS NDIS Logical IP Subnetwork Logical Link Control Local Management Interface Media Access Control Metropolitan Area Network Megabits per second Maximum Burst Size Minimum Cell Rate Management Information Base Multi Mode Fiber Multi Point Main Switch Module Maximum Transfer Unit Negative Acknowledges Network Driver Interface Specification A 6 SmartCell ZX 250 User Guide Acronyms Acronyms NETBEUI NFS NIC NLS NMS NNI NRT VBR NRZ NSAP OAM OAM amp P OC 1 OC N ODI OOB OSI PC PC PCI PCR NetBIOS Extension User Interface Network File System Network Interface Controller Card
45. Check Cell Relay Service Convergence Sublayer Cell Transfer Delay A 2 SmartCell ZX 250 User Guide Acronyms D DCC DF DS 0 DS 1 DS 3 DTE DTL DVT E 1 E 3 E NET EFCI EISA ELAN EMI ENR EOF EPD EPROM ESD ESI ESM Digital Cross Connect generic DACS or Direct Connect Card data interface module Download Flash Digital Signaling 0 Digital Signaling 1 Digital Signaling 3 Data Terminal Equipment Designated Transit List Delay Variation Tolerance European standard for digital transmission service at 2 Mb s European standard for digital transmission service at 34 4 Mb s transports 16 E1 circuits Ethernet Explicit Forward Congestion Indicator Extended Industry Standard Architecture Emulated Local Area Network Electro Magnetic Interference Enterprise Network Roundtable End of Frame Early Packet Discard Erasable Programmable Read Only Memory Electro Static Device End System Identifier Expansion Switch Module SmartCell ZX 250 User Guide A 3 FCS FIFO FTP GB S GCAC GCRA GFC HEC Frame Check Sequence First In First Out File Transfer Protocol Gigabits per second Generic Call Admission Control Generic Cell Rate Algorithm Generic Flow Control Header Error Check Institute of Electrical and Electronic Engineers Internet Control Message Protocol Identification Number Information Element Internet Engineering Task Force Interim Inter Switch Signaling Protocol A 4 Smart
46. Ethernet and Token Ring IETF RFC 1577 Classical IP over ATM SmartCell ZX 250 User Guide B 5 Technical Specifications Specifications Table B 9 Management Standards and Specifications Management Protocol Supported MIBs SNMPv2c MIB II RFC 1213 Interface Table MIB RFC 1573 AToM MIB RFC 1695 AToM2 MIB pre standard LANE MIB ATM Forum ILMI 4 0 MIB ATM Forum IP over ATM MIB pre standard PNNI MIB Switch hardware MIB Table B 10 RJ 45 to DB 9 Adapter PC Serial Port Adapter RJ 45 Pin RJ 45 Color DB 9 Pin DB 9 Description 1 Blue 2 Receive 4 Red 3 Transmit 5 Green 5 Ground B 6 SmartCell ZX 250 User Guide APPENDIX C AGENT SUPPORT This appendix briefly describes the support provided for managing the SmartCell ZX 250 using Simple Network Management Protocol SNMP C 1 MIB SMI MIB FILES AND INTERNET MIB HIERARCHY A MIB Management Information Base is the term used to represent a virtual store of management data on a device Given the structure of management data it can be operated upon retrieved created or modified using the SNMP protocol The structure of that data is defined using a subset of a notation called Abstract Syntax Notation ASN 1 This subset is called SMI Structure of Management Information A file containing the definition of that structure is called a MIB file To provide for a uniform naming convention for all MIBs from all vendors for all kinds of d
47. If no check both switches for signaling and ILMI misconfiguration If yes contact Cabletron Systems Customer Service 5 4 TROUBLESHOOTING CONGESTION If the bandwidth of your SmartCell ZX 250 begins to decrease and if connections are being lost or packets are being dropped at a high rate it s possible that your switch is becoming congested Congestion can occur on the port level the global switch level or both levels If you suspect that your SmartCell ZX 250 switch is experiencing congestion follow the steps outlined below to diagnose and resolve the cause of congestion SmartCell ZX 250 User Guide 5 3 Troubleshooting Congestion Troubleshooting 5 4 1 Diagnosing Congestion 1 Enter the show portstats command and take the default of a11 2 Ifcells are not being dropped on all ports proceed to the Port Congestion section 3 Ifcells are being dropped on all ports the indication is global congestion Proceed to the Global Congestion section 5 4 2 Global Congestion e Is the total cell drop rate equal to the Unknown VC cell drop rate If yes the switch is improperly set up Check the switch configuration e If no this indicates global congestion Continue 2 Setthe porttrafficcongestion values to those recommended in the QoS Queue Allocation Guidelines section Has the congestion subsided e If yes you are done If no continue 3 Have you changed the EPD threshold e f yes replace i
48. MIB gs 222s M C 1 non conformance cece eee C 6 not supported eee cece C 6 MIB exceptions ee cece eeeeeeeees C 6 MIB Hl68 touto tehetiitieciieta C 1 minimum cell rate 4 17 ee TE 2 4 THOGL y cocci et cov TR 2 13 mounting brackets sees 2 6 mounting rack sseni 2 6 multiple switch emulated LANS 3 6 N het prefik sssecveisiacsvbeossetelaivonstiacatecasnevseese 4 2 non real time variable bit rate 4 21 tion zero VPIs eet ties 4 14 hie 4 2 O operating temperature B 4 Dci Rr EN 2 13 outgoing metric eee eee eee e 4 6 P parallel routes eene 4 7 DassWOEd e ede retos pese Pete dee dee sociata 2 13 PC serial port adapter pin out B 6 peak cell rate sss 4 17 physical specifications B 4 placing a support call D 1 joa Le o r E e RUE HH IUS 2 4 PNN igenis obe sates E 4 3 troubleshooting sss 5 3 PNNIMBKtFIC acetate er rur reris 4 7 point to multipoint PVCs 4 12 point to point PVCs uses 4 12 DOD xen ien stares tedster I Ee Lo ove tes 4 24 power on system test 4 27 power specifications sesssssss B 4 proprietary MIB groups C 4 SmartCell ZX 250 User Guide 1 3 proprietary MIBs
49. Minor Impacts the system or feature leaving it in a sub optimal state e Informational An occurrence of an activity that the user should know about Both events and alarms are stored within circular memory buffers When the buffers become full older events and alarms are overwritten by newer entries Both events and alarms are stored in shared RAM However the 40 most recent alarms are also stored in flash RAM Storing these 40 alarms in flash RAM makes them persistent between reboots of the SmartCell ZX 250 and provides information about the state of the switch prior to reboot SmartCell ZX 250 User Guide 4 9 Events and Alarms Switch Administration 4 4 2 Viewing Events and Alarms Use the show events command to view a list of the currently logged events For example SmartCell ZX show events Index ALL 0 MINOR EVENT 000 00 08 410 SAAL connection has become active initiated by the peer Port ID 0x0000000b Protocol 0x02 1 MINOR EVENT 000 00 08 578 SAAL connection has become active initiated by the peer Port ID 0x0000000b Protocol 0x02 2 MINOR EVENT 0007007297560 Sendto failed for IP address 206 61 231 153 More lt space gt q Events are displayed in the following format Event number The index number of the event in the circular buffer e Event ID Unique ID assigned to the event e Time Time of event in switch up time in hours minutes seconds and milliseconds e Category Whether this
50. P server Illegal access Bus Error IP e0103288 PFP e04be080 ro pfp e04be040 ri sp e04be0c0 r2 rip e00dd7dc r3 00000000 r4 e00f8f0c E5 e0409f10 r6 00000003 ET e00 8f0c r8 e0409 40 r9 00000003 r10 00000030 ril eO00 8f0f r12 00000008 riz 00000001 r14 e00822 0 r15 00000008 42000000 Core Dump Common DRAM dumped to tftpboot bobr core cmn CPU DRAM dumped to tftpboot bobr core cpu ffffffff ffffffff ffffffff ffffffff EE ETE 42000010 ffftttff fttffttff ftftfftft tftftftf 42000020 EFELETT RBELTIBt LEEPER EE PEPER EE 2000030 fEreere ry ftrffftft ffftrrrfrtifrtftftttt 2000040 FEPPEP PE PEP ECE PE ERRI EREE fffftfttf 2000050 ffffffff ffffffff ffffffff ffffffff 2000060 fTE Itfff ftfitttkff EEE PEE EE FREER EEE 2000070 LEPLORED ELLE ECES CEPR EEL BEELER EEE 2000080 Rttttrftt fftfffttitttrtfftftotffffftt oie a wer degens 42000090 EEEF SmartCell ZX Start up Code Cabletron Systems Inc Ao Ge Se GRO 3ROocX OR 3p weC OS RES e q q q q q q Copy the information displayed on the console and send it to your Cabletron customer support representative along with the core dump files 4 9 PERFORMING HARDWARE MAINTENANCE This section gives generic instructions about how to access all user upgradable and replaceable components in the SmartCell ZX 250 ATM switch 4 9 1 Required Tools e Number 1 Phillips head screw driver Small flat blade screw driver Medium flat blade screw
51. SSCOP Configuration znEventTable 1 3 6 1 4 1 1295 2 3333 13 2 Event table znEventAlarmTable 1 3 6 1 4 1 1295 2 3333 13 5 Alarm table C 1 6 SmartCell ZX 250 MIB Support The SmartCell ZX 250 is shipped with the following MIBs e MIBII RFC 1213 nterface Table MIB RFC 1573 e AToM MIB RFC 1695 e AToM2 MIB pre standard LANE MIB ATM Forum e ILMI 4 0 MIB ATM Forum e IP over ATM MIB pre standard e SmartCell ZX 250 Switch MIBs proprietary SmartCell ZX 250 User Guide C 5 MIB SMI MIB Files and Internet MIB Hierarchy Agent Support Note Along with the MIBs the diskette also contains a README file and the release note C 1 7 MIB Exceptions With the current implementation of MIB files conformance to ATM standards for the SmartCell ZX 250 ATM switch includes the following exceptions Non Conformance e atmlnterfacellmiVpi Read only e atminterfacellmiVci Read only e aal5VccTable Not supported e atmSvcVcCrossConnectRowStatus Set Not supported e atmConfigSigType The values given below are not supported ituDss2 atmfBici2DotO e znlpAtmClientDDVcType Accepts only pvc 2 in sets e JecMulticastSendType Accepts only best effort 1 e JecMulticastSendAvgRate Accepts values only up to 370370 e JecMulticastSendPeakRate Accepts values only up to 370370 e JeArpEntryType Accepts only staticVolatile 4 and staticNonVolatile 5 e lJesControlTimeout Read
52. ZX 250 switch operations and maintenance 3 1 1 ATM Addressing for IP over ATM The SmartCell ZX 250 provides a default format for ATM addresses used by IP over ATM The default format is constructed as follows netprefix two zero bytes IP address of the device in hex a trailing zero byte Where the netprefix is constructed from 39 nine zero bytes the last three bytes of the device s MAC address For instance if the switch s MAC address is 00 20 D4 14 41 80 and the switch s client IP address is 90 1 1 1 then the 20 byte ATM address of the ARP server is 39 00 00 00 00 00 00 00 00 00 14 41 80 00 00 5A 01 01 01 00 Where 39 00 00 00 00 00 00 00 00 00 14 41 80 netprefix 00 00 two trailing zeros 5A 01 01 01 IP address 90 1 1 1 in hexadecimal 00 trailing zeros byte 3 2 CREATING AN EMULATED LAN This section describes the steps for implementing an Ethernet Emulated LAN ELAN on your SmartCell ZX 250 switch The following assumptions are made The SmartCell ZX 250 switch will contain a client on the ELAN Allend nodes computers edge devices other switches and so on support the Well Known LECS Address or can obtain the address of the LECS using ILMI Allend nodes support Switched Virtual Circuits SVCs Note An ELAN comes pre configured on SmartCell ZX 250 switches The ELAN name is ELANOOO To use this ELAN start the LECS configure your end nodes and edge devices to use this ELANOOO and
53. al screen Preparing to run Default Boot Load Software 1 Enter 0 or 1 to override and force which Boot Load Software to run Default Boot Load Softwarel Status Good Boot Load Softwarel Flash CRC checked OK Copied Boot Load Softwarel text into DRAM Copied Boot Load Softwarel data into DRAM Default Boot Load Software Good SmartCell ZX Start up Code Version 1 0 1 Sep 18 1997 Copyright 1997 Cabletron Systems Inc 11 Notice that boot load image 1 Boot Load Software1 is specified as the new default image 4 26 SmartCell ZX 250 User Guide Switch Administration Upgrading and Changing Software Changing the Default Boot Load Image Continuing with the example above perform the following steps to set boot load image 0 back to being the default 1 Reboot the SmartCell ZX 250 2 When the following message appears Preparing to run Default Primary Image 1 Enter 0 or 1 to override and force one of these primary image sectors to run press the zero 0 key The SmartCell ZX 250 loads boot load image 0 3 Use the chpi command to make boot load image 0 the default gt chpi 0 Old Default Primary Image Number 1 Erasing Sector in Primary Flash sector4 Programming control stat info into Primary Flash sector4 New Default Primary Image Number 0 gt 4 Reboot the SmartCell ZX 250 Boot load image 0 is now used as the default image Preparing to run Default Primary Image 0 Enter 0 or 1 to override and force one of these p
54. an image of the switch s operating software To perform a back up or restore you must have TFTP server software running on an end station that s reachable by the SmartCell ZX 250 The backup command copies the configuration files on the switch to a directory specified by the TFTP server software Often this directory is tftpboot however it may be different with your TFIP server software Backup file names can be anything Both the target backup directory and its file must exist and have appropriate read write permissions for the backup to complete successfully The backup command prompts you for the IP address of the TFTP server end station the backup path and the name of the file within which you are saving the configuration For example if the IP address of the TFTP server end station is 90 1 1 100 and you want to save the switch configuration in the file named config 1 under the directory back dir enter the following SmartCell ZXf backup switch ServerIP 90 1 1 100 Path back dir config 1 SmartCell ZXf SmartCell ZX 250 User Guide 4 1 ATM Routing Switch Administration Once you enter the backup command the switch stores the IP address of the TFTP server the path and the backup file name The next time the backup or restore commands are entered these values are presented as the default IP address and path For example when the restore command is entered the following appears SmartCell ZX restore switch ServerIP
55. anty Statement received with your product D 7 SOFTWARE WARRANTY Cabletron software products carry a 90 day software warranty During this period customers may receive updates and patches for verified reported software issues D 8 REPAIR SERVICES Cabletron offers an out of warranty repair service for all our products at our Santa Clara Repair Facility Products returned for repair will be repaired and returned within 5 working days A product sent directly to Cabletron Systems Inc for repair must first be assigned a Return Material Authorization RMA number A product sent to Cabletron Systems Inc without an RMA number displayed outside the box will be returned to the sender unopened at the sender s expense To obtain an RMA number contact the Cabletron Technical Support When you call for an RMA number your support representative will spend a few minutes with you making sure the board is defective Once they confirm the board is defective they will assign an RMA number Payment shipping instructions and turnaround time will be confirmed when the RMA number is assigned D 2 SmartCell ZX 250 User Guide INDEX A accessing the boot load prompt 4 23 accessory carton esseeseeeeee 2 1 adapter pin out essere B 6 adds cst De PIS 2 13 adding a PVC siccin anciena 4 11 adding a UNI route 4 5 adding an ELAN eene 3 4 adding an HSP route sss 4 2
56. ata a standard format is used This format is a hierarchy and is termed the Internet MIB Hierarchy The MIB structure is logically represented by a tree hierarchy see Figure C 1 The root of the tree is unnamed and splits into three main branches Consultative Committee for International Telegraph and Telephone CCITT International Organization for Standardization ISO and joint ISO CCITT These branches and those that fall below each category have short text strings and integers to identify them Text strings describe object names while integers allow computer software to create compact encoded representations of the names For example the ZeitNet MIB variable znIpAtmClient is an object name and is also represented by the number one An object identifier in the Internet MIB hierarchy is the sequence of numeric labels on the nodes along a path from the root to the object The object for the Internet Standard for MIB II is represented by the object identifier 1 3 6 1 2 1 It also can be expressed as iso org dod internet mgmt mib see Figure C 1 BE Note For the authoritative reference on the concepts described in this section refer to RFCs 1901 through 1908 SmartCell ZX 250 User Guide C 1 MIB SMI MIB Files and Internet MIB Hierarchy Agent Support root experimental private 3 4 Label from the root to this point is 1 3 6 1 2 1 Figure C 1 Internet MIB hierarchy C 1 1 ZeitNet Cabletron Proprietary MIBs The locat
57. ated LAN client 3 4 environmental specification B 4 BPDsss asbl enter 4 22 EPD thresholds nns 4 22 event categories critical iis ie oce Pr Reese 4 0 informational s sesesssss 4 9 INA Oferenn n on ERE 4 9 MM OD ae TE 4 9 event messages for emulated LANS 3 4 uou c E T 4 9 auto display eese 4 10 CALC ROLY P 4 10 deleting iota teet putes 4 11 deSeripon irit options 4 10 ID E EE EE E bares 4 10 nube 4 10 tjj 4 10 nul 4 10 VIG WING sees tessa nese PE rst tate etei aieo 4 10 events and alarms eeessess 4 9 F TT SIiz secs tiec intu tu E tS 2 13 forward traffic descriptor 4 12 TAMING cssc E citi Oe eti Ro dcus 2 4 front panel ttr tt tetto B 1 front panel LEDS eere B 1 G OO snc iocis ick uopiter N 4 24 H hardware specifications B 3 hardware warranty sse D 2 Tig duscecedees E tesi eo eiie to votes 4 24 hr 2 16 SmartSwitch ATM Administrator 2 20 Index Index i T Ounodules 3255 itn RR Uie ams 2 3 ZX IOM 21 4 eee 2 3 ZX IOM 224 esee 2 3 ZX IOM 29 4 niinen 2 3 ZX IOM 29 4 IR eee 2 3 ZX IOM 29 4 LR en 2 3 ZX IOM 31I l aetas 2 3 ZX IOM 30 1 etre tnde 2 3 ZX IOM 39 1 LR eee 2 3 ZX IOM 67 4 esee 2 3
58. atine an IP oyer ATM VLAN beoe pEREEEDPRRUG REX b Ao ESEE ls EO deeedene Lawes 3 1 ATM Addressing Tor IP over ATM i xai be oie RO E ER E EORR IE CR E b ed Ge 3 3 Creatine an Bmulated LAN osese ert rm RR AA RR V SERA IRPER SURE Grae BALSA 3 3 ATM Addressing for LAN Emulation llseeeeeeee e 3 6 ELANSs Across Multiple Switches io cso 00 s dicted Chee E idaweede nie teeee qned adus 3 6 Smiter CHENE seers ace t eiee Cede t Pb eu ada Baek eee bial mi Bata ra 3 7 SIC AOI TANO dc ed arando ye Oe Oe eed ar Can Ond ode nda s 4 1 Backing Up and Restonne Switch Configurations Luise ex he pe BG kee ie eae RR tags 4 1 ATM ROUUfS 4s ios a Scopes erp LP aree sap dar y sen E ERES E Rad Mrs qdas 4 2 Creatine an ISP Route iioi ite bd iinei t kanini ACER ARGUI A LCS A RS 4 2 UNI IGUIGS oes te eed nceet adel EXER ute bp e blan dire r Eod ero Ebert 4 5 irn m ren 4 6 IP ROUNE ise pSERE ERROR ees dese h OPERAR ESI E EE RE Eb bbs 4 7 Byents and Alarms 12 sonore ied teito bt Sed ORRSSPEReS eme bep Ub be I Debe Pate be 4 0 SmartCell ZX 250 User Guide ix 4 4 1 4 4 2 4 4 3 4 5 4 5 1 4 5 2 4 5 3 4 5 4 4 6 4 6 1 4 6 2 4 6 3 4 7 4 7 1 4 7 2 4 7 3 4 7 4 4 7 5 4 7 6 4 8 4 9 4 9 1 4 9 2 4 9 3 4 9 4 4 9 5 4 9 6 4 9 7 4 9 8 4 9 9 4 9 10 4 9 11 4 9 12 4 9 13 4 9 14 4 9 15 5 1 5 2 53 5 4 5 4 1 5 4 2 5 4 3 Table of Contents Event Cate BOll68 2 oup watt e he ebur oro be bd DA RE A EENE 4 0 Viewing Ev
59. ay to the ELAN subnet 4 8 SmartCell ZX 250 User Guide Switch Administration Events and Alarms r Switch client SW2 on SW2 90 1 1 33 E E ol m x 5 E ELAN cig l a u 7 sit oa Switch client on SW1 is Era defined as SW2 s gateway to the Ethernet z NMS SW1 Switch client on SW1 90 1 1 254 SS Eihera interad 128 205 99 254 Ethernet network 128 205 99 0 Figure 4 3 IP routing through SW1for connectivity to the Ethernet network 4 4 EVENTS AND ALARMS The SmartCell ZX 250 switch records and reports its operation in real time through the use of events and alarms An event is an occurrence of a significant activity For instance a port going down or a client joining an ELAN are examples of events Alarms are a specific class of events defined as events that the user needs to know about or attend to immediately Alarms do not always indicate switch faults Alarms may also be informational events For instance LECS Operational is an example of an alarm that is not a switch fault but is an activity that the user should know about immediately 4 4 1 Event Categories Events are grouped into the following categories e Critical Impacts the entire switch leaving the system unavailable or in a degraded state e Major Impacts a feature of the switch leaving the feature unavailable or in a degraded state e
60. c port number Taking the default displays the following SmartCell ZX show portconfig PortNumber ALL t Port Intf Sig Trans Media Speed Oper ID Type Type Type Type MB s State A private pnnilod STS 3c MMF S 155 MB UP A2 private autoConfig STS 3c MMF S 155 MB DOWN A3 private autoConfig STS 3c MMF S 155 MB DOWN A4 private autoConfig STS 3c MMF S 155 MB DOWN B private autoConfig STS 3c MMF S 155 MB DOWN B2 private autoConfig STS 3c MMF S 155 MB DOWN B3 private autoConfig STS 3c MMF S 155 MB DOWN BA CPU private uni3l STS 3c MMF S 155 MB UP 3 private autoConfig STS 3c SMF I 155 MB DOWN C2 private autoConfig STS 3c MMF S 155 MB DOWN 53 private autoConfig STS 3c MMF S 155 MB DOWN C4 private autoConfig STS 3c MMF S 155 MB DOWN D private autoConfig STS 3c CAT5 UTP 155 MB DOWN D2 private autoConfig STS 3c CAT5 UTP 155 MB DOWN D3 private autoConfig STS 3c CAT5 UTP 155 MB DOWN D4 private autoConfig STS 3c CAT5 UTP 155 MB DOWN SmartCell ZX 4 Note When you accept the a11 default for show the information displayed is often abridged 2 14 SmartCell ZX 250 User Guide Switch Installation and Setup Usingthe Console 2 6 2 Console Time out The console can be configured to exit if it does not sense a key stroke within a defined length of time By default the SmartCell ZX 250 is set to never time out value 0 To activate the time out feature use the set ConsoleTimeOut command to adjust the time out per
61. category of service level These console commands affect switch traffic flow by controlling e Bandwidth allocation e Call Admission Control CAC policies The service category for a connection Buffer memory allocation Threshold settings for anti congestion routines with ATM switching Back up the switch configuration before making changes Y V Caution Do not change traffic control settings unless you have expert level experience 2 Also make notes of the changes you make to the traffic control parameters 4 6 1 Traffic Descriptors Traffic characteristics of an ATM source are signaled through a set of traffic descriptors during connection establishment The SmartCell ZX 250 uses traffic descriptors for resource allocation during call set up and guarantees the Quality of Service QoS across the connection The source traffic descriptor is a set of parameters that describes the expected bandwidth utilization of a connection You can set these parameters Peak Cell Rate PCR e Sustainable Cell Rate SCR and Maximum Burst Size MBS e Minimum Cell Rate MCR and Initial Cell Rate ICR signaled through UNI4 0 signaling only Traffic descriptors vary for each QoS If a connection is bi directional a traffic descriptor has to be assigned to each direction and need not be the same in both directions SmartCell ZX 250 user data cells are classified according to the state of a cell loss priority CLP bit in the header of each cel
62. clHbcallohs eeo aces nei tic qi eus acace n d adc goa tale en V eb cen petas B 5 Protocols Standards and Specifications i24 bb et EIER ES Eu de bb he bts E EP P E anb B 5 Management Standards and Sp cifications 1 422 uurb eee R pL den deco VERRE ORE E VIR hd B 6 RI 45 to DB 9 Adapter PC Serial Port Adapter cs eet hoe rbv Ro ete B 6 Zeinet proprietary MIB 9rouptbg9s iode eirin e E sR EE eons EE ERREUR EXER C 4 SmartCell ZX 250 User Guide xv List of Tables xvi SmartCell ZX 250 User Guide 1 INTRODUCTION Welcome to the SmartCell ZX 250 User Guide This manual will help you quickly and easily install configure and manage your SmartCell ZX 250 ATM switch By performing the steps described in chapters two and three of this manual your switch will be physically installed accessible on your Ethernet network and running either an IP over ATM VLAN or an emulated Ethernet LAN Chapter four explains procedures for switch use and maintenance Chapter five shows you how to troubleshoot VLANs ELANs and traffic management problems Note For detailed descriptions of SmartCell ZX 250 console commands and their use see the SmartCell 6A000 ZX 250 Reference Manual SmartCell ZX 250 User Guide 1 1 Introduction 1 2 SmartCell ZX 250 User Guide 2 SWITCH INSTALLATION AND SETUP After you read this chapter you will be able to perform the following tasks nitial installation of the switch e Complete the initial configuration
63. connections to the SmartCell ZX 250 local clients use B4 the CPU port as the HighPort Follow these instructions to connect an end node to a SmartCell ZX 250 local client through a point to point PVC 1 Use add pvc to create the PVC SmartCell ZX add pvc ConnType PTP we use a point to point PVC LowPortID al for this example we connect through port al LowVPI 20 LowVCI 100 HighPortID b4 HighPort must be b4 HighVPI 0 HighVCI 100 FwdTrafficDescriptorIndex 12 BkwTrafficDescriptorIndex t SmartCell ZX 2 Use add ipatmclient to create the IP over ATM local client SmartCell ZX add ipatmclient ClientNumber 0 2 we use client 2 in this example ServerType NONE local ARP server on the switch ServerAddress IPAddress 10 1 1 0 NetMask 255 0 0 0 MTU 9180 SmartCell ZX 3 Use add ipatmpvc to associate the end node s IP address with the PVC SmartCell ZX add ipatmpvc ClientNumber 0 2 lt specify local client number DestinationIP 10 1 1 22 end node s IP address DestinationVPI 0 i DestinationVCI 33 100 VCI was specified as 100 SmartCell ZX 4 Connect the end node to port Al of the SmartCell ZX 250 5 Configure the end node with IP address 10 1 1 22 subnet mask 255 0 0 0 and VPI VCI pair 0 100 4 5 4 Non zero VPIs The SmartCell ZX 250 uses 12 bits to define VPI VCI pairs The vecmask determines how many of the 12 bits are u
64. d Changing Software Switch Administration Validity checks of POST software Downloaded file All Validity checks OK Programming downloaded image into POST Software section please wait New POST Software programmed successfully 9 Check whether the diagnostic download is successful by entering the go P command This forces the SmartCell ZX 250 to run POST before starting the switch software 4 7 5 Upgrading Switch Operating Software B Note SmartCell ZX 250 operating software can also be updated using the switch console update firmware command See Section 4 7 6 Using the Update Firmware Command 1 Setup the TFTP Bootp server software on a workstation 2 Connect both the TFTP Bootp server and the SmartCell ZX 250 to your Ethernet network Make sure that the TFTP Bootp server can be reached by the SmartCell ZX 250 Ethernet interface 3 Connect a dumb terminal or PC running terminal emulation software to the SmartCell ZX 250 Terminal port 4 Copy the SmartCell ZX 250 switch operating software image into the appropriate location on the TFTP Bootp server In this example the software is located at c tftpboot images server ima 5 Setup the TFTP Bootp server tables or equivalent file with SmartCell ZX 250 MAC address P address of the SmartCell ZX 250 Ethernet interface path to the POST file on the TFTP Bootp server 6 From the terminal connection enter the reboot command 7 When the following messa
65. d boot load software Downloads software images from a af s download switch operating software TETE BOOID Server d P download diagnostics POST Different components of the switch software F d none download switch operating are downloaded depending on the parameter software used with this command go Run switch software go V run switch software do not run POST Exit the boot load prompt and run switch go P run POST before running switch operating software software go none run switch software do not run POST he Show help he lt command gt display help for command Displays help for a boot load command or specified displays list of all boot load commands he display list of all boot load commands ponf POST on or off ponf V run switch software after start up Changes start up action either run POST EQU before running switch software or skip POST pont P run POST before running switch and go directly to switch software software 4 24 SmartCell ZX 250 User Guide Switch Administration Upgrading and Changing Software i POST is downloaded into Image is downloaded into boot PROM by d b flash RAM by d p chpi sets which is the default boot image pon turns POST on and off initial beot routines POST diagnostics boot image 0 boot image 1 MAC addresses SmartCell ZX 250 switch configuration storage operating software boot PROM Cleared by clfs
66. d manage the switch To create a client for the switch use the add IPATMClient command for VLANs and add LANEClient for emulated LANs Use the set MyNmAddr command to tell the SmartCell ZX 250 which interface to use when communicating with your NMS For detailed information about these commands see the SmartCell 6A000 ZX 250 Reference Manual C 2 1 Console Commands that Affect the Agent The following is a list of the console commands that affect the operation of the SmartCell ZX 250 SNMP agent For detailed descriptions of these commands see the SmartCell 6A000 ZX 250 Reference Manual e Community Sets the community strings for the SmartCell ZX 250 e TrapCommunity Specifies the NMS to which traps are sent e MyNMAddr Specifies the IP address through which the switch is managed e TrustedNMS Specifies the IP address of the NMS allowed to perform the following commands update firmware backup restore reboot SmartCell ZX 250 User Guide C 7 Managing the SmartCell ZX 250 Agent Support C 8 SmartCell ZX 250 User Guide APPENDIX D TECHNICAL SUPPORT This appendix tells you what to do if you need technical support for your SmartCell ZX 250 switch D 1 INTRODUCTION Cabletron offers several support and service programs that provide high quality support to our customers For technical support first contact your place of purchase If you need additional assistance contact Cabletron Systems Inc There are several ea
67. describing the alarm Alarm messages can be automatically displayed on the SmartCell ZX 250 console Use the set AlarmDisplay command to display alarms on the console as they occur SmartCell ZX set alarmdisplay alarmDisplay OFF on SmartCell ZX 4 4 3 Deleting Events and Alarms To delete events or alarms currently logged within your SmartCell ZX 250 use the delete events and delete alarms commands respectively 4 5 PVC CONNECTIONS The SmartCell ZX 250 supports Permanent Virtual Circuits PVCs both point to point and point to multipoint Use PVCs to connect devices that do not support SVCs to a switch s local client Also use PVCs to make connections through the SmartCell ZX 250 between devices that support only PVCs Use point to point PVCs to connect one end node to another for two way communication Use point to multipoint PVCs to connect a broadcast end node to a group of receiving end nodes traffic is one way Note PVCs use traffic descriptors to define their traffic characteristics If you are unfamiliar with traffic descriptors see Section 4 6 1 Traffic Descriptors SmartCell ZX 250 User Guide 4 11 PVC Connections Switch Administration 4 5 1 Point to Point PVCs The procedure for setting up a PVC connection between two end nodes through the SmartCell ZX 250 consists of specifying the ports and the virtual path and virtual channel identifiers VPI and VCI 1 Use add trafficdescriptor to define a
68. e current MSM 16 with the new MSM 32 See instructions at the beginning of this section 4 9 11 Adding an Expansion Switch Module Follow the instructions for replacing a switch module with the following additional instructions 1 Remove blank filler panels after removing the front bezel 2 Install new ESM complete with I O modules as shipped 4 9 12 Adding New I O Modules Follow the instructions for removing and replacing switch and I O modules removing blank filler panel after removing the appropriate switch module 4 40 SmartCell ZX 250 User Guide Switch Administration Performing Hardware Maintenance 4 9 13 Adding a Power Supply Module SmartCell ZX 250r Only The following instructions are for the SmartCell ZX 250r only Handle E ZX RPS CAUTION For continued protection against risk of fire replace only with same type and rating of fuse 4A 250V FAST ACTING Line 100 125V 3 2A AC Power OK 200 240V 1 6A 50 60Hz DC Power OK Holding Screw Power Block Assembly Lamps with Fuse Holder Figure 4 13 Rear view of a ZX 250r redundant power supply module Warning NEVER pick up the SmartCell ZX 250r by its power supply handles The power supply modules for the ZX 250r are hot swappable which means you can install or replace a power supply module while the other power supply and the ZX 250r are operational Because of this you may be
69. e following steps to gain access to the boot load prompt 1 Connect a dumb terminal or PC running terminal emulation software to the RJ 45 terminal port on the front of the SmartCell ZX 250 2 Enter the reboot command from the terminal 3 Wait for the following message to appear Press any key to exit to boot load prompt 4 Before the countdown reaches zero press a key to access the boot load prompt Notice that the boot load prompt gt differs from the prompt used by the switch console SmartCell ZX 250 User Guide 4 23 Upgrading and Changing Software 4 7 2 Boot Load Commands Switch Administration The following table describes the commands available from the boot load prompt their use and their associated parameters Table 4 4 Boot load commands Command Action Parameters chpi Change default boot load image chpi 0 set boot load image 0 as default Sets one of two images of the boot load chpi 1 set boot load image 1 as default software as the default Default boot load image is executed at start up clfs Clear flash file system none Clear flash file system of all switch configuration information dcfg Display boot load configuration none Displays revision numbers of both boot load images the switch MAC address and the file space in hexadecimal available for additional MAC addresses Shows whether POST is set to run at switch start up df Download Software d B downloa
70. e from the console interface Use a graphical user interface Perform drag and drop operations Manage all switches from one console Perform transactions across multiple switches for example create an ELAN when the servers are not co located SmartCell ZX 250 User Guide 2 17 SmartSwitch ATM Administrator i SmartSwitch ATM Switch Management Bg 9 My Network gl SmartS witch ATM Switches ES BP switchs m GEI gl t md4 Neighbors IPNNI Links 4 810 Modules Lun Potts i atm Routes aE ELANs LANE Clients Jg IP ATM Clients e8 Servers La VAI Virtual Circuit Links Li ft rattic Descriptors L s P Permanent X Connect Ls MES witched X Connect E 4b switch_2 EJ 4b ndi Switch Installation and Setup egistering for traps on swit Retrieving index to register for traps on switch 204 95 77 18 Retrieving index to register for traps on switch 204 85 77 184 Registering for traps on switch 204 95 77 184 Registering for traps on switch 204 95 77 18 Done with retrieving info about all switches la xi ZU ES T switch 3 204 95 77 178 314 Up 01 02 16 Server N A N A SmartSwitch 2500 To 204 95 77 176 50 41 28 Up 02 01 27 E Server Up Up SmartSwitch 2500 T md4 204 95 77 177 50 427 Up 02 01 27 E Server Up Up SmartSwitch 2500 dooitch 2 204 95 77 253 46 30 53 Up 02 01 27 E Server N A N A SmarSwitch 2500 t mdi 204 95 77 18 47 28 52 Up 02 01 27 E Server Up Up SmartSwitch 2500 T s
71. e tU RR Rache p E REG RR RR enr deos 5 3 Troubleshooting CODPBeSUOD isc iss a kEIG 40 ba ated RERURRR EE cR ERU db od det BORA Aga meee OLS 5 3 Diagnosing Congestion 2 v2 ovp beb9e tee PI DAE IRE REPE E VPE dps 5 4 Global Congestion ciego HERE RESET DIEI ERU Pom I aaa bug qnd 5 4 Port Congestion zoe cepe ba ag os oad pke oH OOS TEEST EEE Pe YPEESCE ES EEE qp 5 5 FOGG qitod dad i a UE dr race dodo dba d Go E a Ed boo dead A 1 x SmartCell ZX 250 User Guide Table of Contents B 1 B 2 B 3 C C C42 C 1 3 C 1 4 CS C 1 6 C 1 7 C2 C Di D D3 D4 D5 D 6 D 7 D 8 SRC MICANONE sirere rA raon EXER E AS RERREECSITSURLE BEER Seca B 1 Front Panel icacsnwa thesis beady ch ewan he pobre etes bx db ELE BR B 1 ZLX 230r Redundant Power supply Module 445422 arbi suites RUE Repo e ctos et cce noe B 2 Technical SpBericallons v 45 5 eed bep dap RE EE NR EE IE PEE ELI E ERE B 3 Agent SUPPOR 62rd dein ota bts seas iwiawn Wa onteeen eri onea C 1 MIB 5MI MIB Piles and Internet MIB Hierarchy 4 6 045csieac ssa eee RE eee x ER C 1 ZeitNet Cabletron Proprietary MIBS 1 2 sd ei eh ORR RR RRERCR ER Pub RAS C 2 Relation Between Object Identifier and the Represented Value 0004 C 3 Supported Protocols uod acte tet Re on db bae epe t RUE tai ee ote ee hee aded C 4 Supported SMI Formats eerie p ipeo Retro e epe RO ORA probo ee bd etel ple C 4 Zeitnet Cabletron Proprietary MIB Groups 0 0 0 eee eh C 4 5umiartCe
72. e tto itor ah 4 22 route metric tags 4 6 TOU Meisons oe 4 6 administrative weight 4 7 INCOMING ic oot n ini iiini 4 6 l 4 SmartCell ZX 250 User Guide OUEBOIDE ci deret C e ERE Dette bees Eben 4 6 parallel routes sss 4 7 parameters oro tdi rere n 4 7 PNNIMBetrIGS ossessi 4 7 TOUD sess ies iomtei ep EOD e tele tubes eed de 4 2 routing considerations ssss 4 3 routing P iss ds ee oca 4 7 routing to Ethernet interface 4 7 TV BR aimo oboe aues 4 2 S Scrambling 22e ttr tte rostris 2 4 selector bytes 3 6 service category csssesseeeeneee 4 17 Selon toon do dtevtel cotes eter sqvs 2 13 SHOW 2 13 SmartCell ZX 250 MIB suppott C 5 SmartSwitch ATM Administrator 2 17 accessing online help 2 20 adding Sets oic bee a iei pedi 2 19 default passwords 2 19 lelpuccsenatui esi HUS 2 20 initialization 0 eee ees 2 19 installation steps esses 2 18 passWotd eire tenes 2 19 cjrignnie eecsputeece vebstete sieves dete 2 19 SME ieaanc C 1 SMI fOEf ats airo eere reete ern ont C 4 SNMP agent support C 1 MIB exceptions esee C 6 MIB support eene C 5 non conformance seeeeeere C 6 not supported ee eee C 6 object identifier eee C 3 represented value
73. ed on a particular port use the set porttrafficcongestion command to raise the port s queue Min threshold For example to change both the Min and Max amounts of buffer space used for CBR calls on port a3 enter the following SmartCell ZX set porttrafficcongestion Port ALL a3 QueuelMinimumCellCounter 20 1000 Min for CBR queue Queue2MinimumCellCounter 20 E Queue3MinimumCellCounter 20 Queue4MinimumCellCounter 20 f QueuelMaximumCellCounter 1000 10000 Max for CBR queue Queue2MaximumCellCounter 2000 Queue3MaximumCellCounter 1000 Queue4MaximumCellCounter 16384 SmartCell ZX SmartCell ZX 250 User Guide 4 21 Traffic Management Switch Administration Quality of Service Queue Allocation Guidelines The following values are recommended settings for the Min and Max thresholds for the QoS queues under specific sustained traffic conditions Use the settings in Table 4 3 as guidelines for threshold settings Table 4 8 Settings for QoS queues QoS Queue Recommended Settings CBR fewer than 100 connections on a port Min 50 Max 1000 CBR more than 100 connections on a port Min 100 Max 1000 rt VBR bandwidth utilization less than 20 Min 10 Max 1000 rt VBR bandwidth utilization more than 20 Min 100 Max 4000 Nrt VBR for port B4 CPU Min 100 Max 4000 Nrt VBR for all other ports Min 10 Max 1000 UBR Min 32 Max 16 000 Use the show cacstats
74. emulation The default format is constructed as follows netprefix the MAC address of the device a Selector Byte Where the netprefix is constructed from 39 nine zero bytes the last three bytes of the switch s MAC address The Selector Byte specifies to whom the ATM address belongs 00 LEC 01 2 LECS 02 2 LES or BUS For instance if the switch s MAC address is 00 20 D4 14 41 80 then the 20 byte ATM address of the LECS is 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 80 01 Where 39 00 00 00 00 00 00 00 00 00 1 4 41 80 netprefix 00 20 D4 14 41 80 the switch s MAC address 01 the Selector Byte indicating that this is the LECS Additionally within both the LES and BUS addresses the byte that corresponds to the last byte of the MAC address is summed with the ELAN number For example the ATM address of the LESs on ELANO00 ELANOOI and ELANO1O are LES for ELAN000 39 00 00 00 00 00 00 00 00 00 1 4 41 80 00 20 D4 14 4 1 80 02 LES for ELAN001 39 00 00 00 00 00 00 00 00 00 1 4 41 80 00 20 D4 14 41 81 02 LES for ELAN010 39 00 00 00 00 00 00 00 00 00 1 4 41 80 00 20 D4 14 41 8A 02 3 2 2 ELANs Across Multiple Switches ELANS can exist within a single switch or they can span multiple switches When an ELAN spans multiple switches it s important that all switches within the group use the same LECS The general rule is Within an administrative domain a group of switches with related ELANs there should be
75. ents and Alarms ient bobe c aee EUR dla Bed bel s RUBRA A 4 10 Deleting Events and Alarms vs ees voce ep eda e Eee be VEN d qam eae eee 4 11 PVC ConiecHOls 2 252 bpbubertebepccC P e RC IPEQUEIE SEES HEB RE S bI CDS 4 11 Point to Point BVCSs 4s oor E bb ERRRUAR eoori ter REDE IU ien behead deeded dcbet 4 12 Pomt to Multipoint PVCS 2 0 oekRrEA RR bees Seis sel ERES PE heeded we AER 4 12 Connecting to Local Switch Chent ThroushaPVC ciu did y ab EPI IRE hanes 4 14 Nonszera VPIS i ccins Gael cede eedee we eiwetenk oS abbee DUPFERLOPP ESPERE RON E i 4 14 Tratte Mabagemehlt 955 64 bei tadetenterse he ER ESPERE E chad deeds 4 17 Trabhic Descnplors ociccccse Bhd has Meh ee tetee etea sche rbeso died Bacwdearcede seta 4 17 Call Admission Control POllCy ea EIER ORIGO RP SSE ARISE QUERER EE 4 19 BECT EPD and RM Tlresholds s 22d ve deor EErEE RIDPPNEWCPNUROBEUQCRPS OC 4 22 Uperading and Changing Software 1 23 uie acts od Ch be KOE hE ERR der RCM RO RA E ba 4 23 Accessing the Boot Load Prompt 2c pcr ev eT EE PE EE Eur TA Verb Eg 4 23 Boot Load Commands icu r cteno ptas bugie itae E aaa d eee eagle saad dE ERR 4 24 Upgrading Boot Load Software onere nbRPSebRRR RR DURER ORG ERR X ee oed 4 25 Upgrading POST Diagnostic Software isses rct hRRGOUREGIERRREARRUR RR hee eb ae RA d 4 27 Upgrading Switch Operating Sottwate xcssoscves cere epe PP Pe ete E Pe erede ts 4 28 Using the Update Firmware Command x ra arr el cten Rea b br Rhe RR ca e d 4 29 pay
76. esssesseeeeene 4 19 scie 4 19 moderate ereere n eod e tenis 4 19 call admission control policy 4 19 CDIU s edes diee et bei taii eicune e 2 4 gu 4 2 changing the default boot load image 4 27 CliDLes cett vi ORE UTERE 4 24 4 27 i tee E 4 24 client zussodcsi n ettet 3 4 CLP 4 17 configuration sese 2 11 Modi 5 3 congestion management 4 22 backward RM cell marking 4 23 diagnosing congestion 5 4 EPD threshold iti entia 4 22 global congestion 5 4 port congestion esee 5 5 resource management cells 4 22 troubleshooting eee 5 3 Console nes deetitet eee Pes RS pe ee edis 2 13 console command help eere eene 2 16 console commands sssss 2 13 n 2 13 affecting the agent C 7 C ee 2 13 O NeT n e 2 13 deletei E 2 13 displays t atte bdteoetad 2 13 TIUS scie ispirato E 2 13 MOAI N essaie exce ters ELO 2 13 nan 2 13 TESTATE ioris nerse 2 13 SmartCell ZX 250 User Guide l 1 d A 2 13 di 2 13 iuge CR ES 2 13 console help eterno 2 16 console time out eere 2 15 constant bit rate ssseeeee 4 21 COLE GUMP S uia ases oaoa 4 30 Comtnands as onis tci itas 4 31 console output esee 4 32
77. event is critical major minor or informational e Object The object affected by the event port LEC and so on Description Brief message describing the event Event messages can be automatically displayed on the SmartCell ZX 250 console Use the set EventDisplay command to display events on the console as they occur SmartCell ZX set eventdisplay EventDisplay OFF on SmartCell ZX 4 the SmartCell ZX 250 may be too frequent to use the SmartCell ZX 250 console comfortably It is recommended that you turn on the automatic display of events only when troubleshooting Note Depending on the activity of your SmartCell ZX 250 the appearance of events on 4 10 SmartCell ZX 250 User Guide Switch Administration PVC Connections Use the show alarms command to view a list of the currently logged alarms For example SmartCell ZX show alarms Index ALL O 000 00 31 164 Failed to re establish SAAL connection Port ID 0x0000000b T309 10000 L 043 15 563 718 Failed to re establish SAAL connection Port ID 0x0000000b T309 10000 2 043 29 55 392 More space q Alarms are displayed in the following format e Alarm number The index number of the alarm in the circular buffer Alarm ID Unique ID assigned to the alarm e Time Time of alarm in switch up time in hours minutes seconds and milliseconds e Object The object affected by the alarm port LEC and so on Description Brief message
78. firmware command 4 29 upgrading ChpE s e A E 4 24 Glison 4 24 nep m 4 24 n E E 4 24 Pol 4 24 lisse S aey eis 4 24 juni 4 24 upgrading boot load software 4 25 upgrading POST diagnostic software 4 27 upgrading software 4 23 upgrading switch operating software 4 28 using the console esssess 2 13 V VCC mask index sieer 4 14 em 4 14 MOL Dits Nc DD 4 14 viewing alarms sese 4 10 viewing events sss 4 10 viewing routes esses 4 3 viewing traffic descriptors 4 13 viewing UNI routes eeens 4 5 MP oido tius tendit ttt 4 14 SmartCell ZX 250 User Guide 1 5 bZgNoicl c eam tatanssonsrsauenstes 4 14 VPY V Cl paits innt 4 14 Z ZeitNet Cabletron proprietary MIBs C 2 ZX 250r redundant power supply B 2 ZX IOM 21 4 eise eats 2 3 ZX IOM 22 4 iiiicdetstscscttess eoe setius 2 3 ZX IOM 204 c scio 2 3 ZX IOM 29 4 IR eee 2 3 ZX IOM 29 4 LR eee 2 3 ZX IOM 31 1 iiiie ttt rt eerte 2 3 ZX IOM 89 1 iueieiicenetit retten eats 2 3 ZX IOM 39 LR eee 2 3 ZXNOM O7 4 issuer ente rore vem tie 2 3 ZX IOM TT 4 iiis irieens 2 3 l 6 SmartCell ZX 250 User Guide Index
79. g service with regard to computing a path to a particular location The lower the administrative weight the more desirable the route For example a route with administrative weight 200 is considered a better route than one with the default weight of 5040 As a result the administrative weight provides a quantitative way to control which routes are favored for call set up The ability to control the PNNI routing service in this fashion allows for parallel routes into an IISP domain to be weighted such that one route is designated as the default while the other becomes the backup route This default backup routing topology is typically used where a link to a particular domain requires a high degree of reliability If the default route becomes congested or reaches its bandwidth limit the routing service can initiate load sharing by routing additional calls through the backup route 4 3 IP ROUTING The SmartCell ZX 250 switch provides limited IP routing IP routing allows switches that are not connected directly to the Ethernet to communicate with an Ethernet based NMS The connection is made by adding IP routes on the non connected switches that specify a client on a connected switch as their gateway to the Ethernet SmartCell ZX 250 User Guide 4 7 IP Routing Switch Administration Note SmartCell ZX 250 IP routing performance is inadequate for routing between IE d VLANS If you need to create routes between VLANs on your SmartCell ZX 250 use
80. ge appears Press any key to exit to boot load prompt stop the countdown by pressing any key The boot load prompt gt appears on the terminal screen 8 Enter the af s command The SmartCell ZX 250 contacts the TFTP Bootp server and downloads the switch operating software into flash RAM df s You ve requested a Switch Software download Are you sure Y N y Initializing ethernet Starting Bootp Boot file c tftpboot images server ima Using TFTP to get bootfile c tftpboot images server ima 4 28 SmartCell ZX 250 User Guide Switch Administration Upgrading and Changing Software Validity checks of the Switch Software Downloaded file All Validity checks OK Programming downloaded image into Switch Software section please wait New Switch Software programmed successfully gt 9 Check whether the switch download is successful by entering the go command 4 7 6 Using the Update Firmware Command You can upgrade the operating software of the SmartCell ZX 250 while the switch is running its current software This procedure is known as a hot upgrade and is accomplished by the update firmware command When the SmartCell ZX 250 switch is started or rebooted it copies its operating software from flash RAM to the CPU s program memory When a hot upgrade is performed the image in flash RAM is erased and replaced with the new software image While the upgrade is occurring the switch continues to run its copy in pr
81. he supplied power cord into the 3 prong power plug receptacle on the back of the switch 4 Plug the power cord into an AC outlet that accepts 3 prong plugs SmartCell ZX 250 User Guide 2 5 Installing the Switch Switch Installation and Setup Ensure that the outlet has a proper safety ground Do not defeat the safety ground by using a 2 prong adapter or extension cord Doing so voids the new product warranty Caution The SmartCell ZX 250 switch must be attached to a grounded 3 prong outlet Note For information on power consumption see Appendix B Specifications This desktop installation is complete Proceed to the Switch Configuration section 2 4 2 Rack Installation for ZX 250 You can install the SmartCell ZX 250 in a standard 19 inch mounting rack by using the provided side mount brackets Each switch occupies 4 5 inches of rack space or between two and three rack mounting units This installation results in an air gap of approximately 0 5 inches vertically between switches There must be an air gap of at least four 4 inches on either side of the rack for proper air flow to the cooling fans the ZX 250 chassis are 17 5 inches wide by 14 5 inches deep 1 With the ZX 250 switch resting on a flat surface use a Phillips screwdriver to mount the brackets on both sides of the front of the switch see Figure 2 5 Use two 2 8 32 x 0 38 flat head screws to attach each bracket to the side of the chassis
82. ice type and referenced by VPI SmartCell ZX show caceqbwallocscheme PortID ALL Vpi 0 Porti VPI Alloc Scheme Lor CBR RT VBR NRT VBR UBR ABR A 0 CON CON CON LIB CON A2 0 CON CON CON LIB CON A3 0 CON CON CON LIB CON A4 0 CON CON CON LIB CON B 0 CON CON CON LIB CON B2 0 CON CON CON LIB CON B3 0 CON CON CON LIB CON B4 CPU 0 CON CON CON LIB CON E 0 CON CON CON LIB CON C2 0 CON CON CON LIB CON C3 0 CON CON CON LIB CON C4 0 CON CON CON LIB CON D 0 CON CON CON LIB CON D2 0 CON CON CON LIB CON D3 0 CON CON CON LIB CON D4 0 CON CON CON LIB CON SmartCell ZX 4 If there are a large number of connections of a particular QoS on a particular port and these connections begin to slow down and show signs of congestion use the set CACEqBwAllocScheme command to change the CAC policy to moderate or conservative SmartCell ZX set caceqbwallocscheme PortID A1 b2 Vpi 0 SeriveCategory CBR ubr AllocScheme LIBERAL conservative SmartCell ZX The SmartCell ZX 250 performs buffering using a shared memory architecture Buffer space is divided into queues for each QoS In turn ports are allocated some portion of each of the QoS queues This allocation is controlled on a per port basis by the porttrafficcongestion commands Qos is defined on an end to end basis in terms of cell loss ratio cell transfer delay and cell delay variation 4 20 SmartCell ZX 250 User Guide Switch Administration TrafficManageme
83. igure 4 14 Figure 4 15 Figure 4 16 Figure 4 17 Figure 4 18 Figure B 1 Figure B 2 Figure C 1 Figure C 2 Front panel of a SmartCell ZX 250 ATM syntch 2 ceker cete iR IrRRPDOPRPOS TIRE ERES ERA 2 2 Bear View of ZX O isi eset deii KEEPER ned En ba ode p ES 2 2 Rear view of ZX 250r with both power supply modules sssles esee eese 2 3 Airflow space for the ZX 250 in desktop environment slsleseeeeee eee eee 2 5 Attaching Mounting brackets 4423 Likes Ka PERLE RENE RR RE PP RE vanes sak REPE I 2 6 After brackets are attached mount the switch intherack llle 2 7 Attachinp mounting brackets 4 voe cce ep ki err e LARS EPOR DEORE DENS EENE EEEE SES 2 9 After brackets are attached mount the switch in the rack 0 00 00 0 cc cece ee eee eee 2 10 ZX 2530 console and network connections ss hec shea e ee een ee one edere dq eR pde 2 12 omartswitch ATM Administtatom iua opc rrr RRPCRESSCOPEPRURUPbOrPqEURESE eq E pi uU 2 18 ISP route across PINNI domat sive eR b RR RP ECIRPLERDRERG Gad besar Pb rie pete 4 4 Routes needed fora second USP switch 2 ccc dat RISE RE PO pee E UICE P UAE REL Ed s 4 4 IP routing through SW 1for connectivity to the Ethernet network 0 0 esses 4 9 Memory locations affected by the boot load commands 00 0 c eee ee eee eee 4 25 Internal components of the SmartCell ZX 250 ATM switch 4 34 Remove the bezel tron the chassis DASE ose 585d4 oa roe EErEE EEEE EEES
84. intenance Switch Administration Figure 4 10 Line up module on the nylon card guides 3 Thumbs on front hands supporting card push card in with even pressure see Figure 4 11 until it seats into its backplane connector Make sure the module is inserted into the chassis as far as it can o before using the extractor lever arms 4 38 SmartCell ZX 250 User Guide Switch Administration Performing Hardware Maintenance Figure 4 11 Push seated card in with even pressure 4 Hands on each side of chassis using even pressure push on extractor lever arms with thumbs see Figure 4 12 Y V Caution If the module does not insert easily DO NOT FORCE it This may damage connectors or pins Pull out the module and attempt to reinsert checking that the module is lined up correctly on the nylon guides For the extractor lever arms to be effective the module must be pushed in far enough for the lever arms to engage slots on the inside walls of the chassis Failure to properly seat the module prior to using the lever arms may damage the chassis sheet metal SmartCell ZX 250 User Guide 4 39 Performing Hardware Maintenance Switch Administration Figure 4 12 Complete seating of card with lever arms 4 9 10 Upgrading Main Switch Module MSM 16 to MSM 32 To upgrade the MSM 16 to a MSM 32 you must order the MSM 32 from Cabletron Systems Then follow the procedures for removing the switch module and replace th
85. iod SmartCell ZX set consoletimeout Timeout 0 30 Will time out in 30 minutes without input Confirm y N y SmartCell ZX 2 6 3 Creating an Alias Use the add alias command to create shorter or easier to remember names for command lines For example SmartCell ZX add alias AliasName traffic AliasedString set switchtrafficcongestion SmartCell ZX The above example creates an alias traffic that you can enter in place of the command set SwitchTrafficCongestion For example SmartCell ZX traffic QueuelEFCIThreshold 4096 Queue2EFCIThreshold 4096 Queue3EFCIThreshold 4096 Queue4EFCIThreshold 4096 LowEPDWatermark 10922 HighEPDWatermark 21845 RMCellMarkingEnable 1 EFCIMarkingEnable 1 SmartCell ZX Enter the show a1ias command to display a list of all defined aliases and the command lines to which they correspond SmartCell ZX show alias AliasName ALL Alias List Index Alias Name Aliased Command al PING Start ping 2 XXX show portconfig 3 traffic set switchtrafficcongestion SmartCell ZX SmartCell ZX 250 User Guide 2 15 Using the Console Switch Installation and Setup 2 6 4 Ambiguous Commands If you enter part of a command and that part is not unique the console displays a numbered list of possible matching commands For example entering show pnnin is ambiguous because there are several commands that start with pnnin In response the SmartCell ZX 250 di
86. ion of some of ZeitNet proprietary MIBs in the Internet hierarchy is shown in Figure C 2 All nodes starting with zn represent Zeitnet objects The private ZeitNet MIB is represented by the object identifier 1 3 6 1 4 1 1295 or iso org dod internet private enterprise zeitnet The ZeitNet proprietary MIBs include the subtrees shown in Figure C 2 C 2 SmartCell ZX 250 User Guide Agent Support MIB SMI MIB Files and Internet MIB Hierarchy Label from the root to 14 this point is 1 3 6 1 Private enterprise 1 Se znSwitchObjedcts uc e ZeitNet 9599 1295 m 1 znCommonObjs 300 znManagedObjects 2 znTrapObjs 301 znAdminPolicy Val 202 znlpAtm 200 znCommonMIB 199 Figure C 2 ZeitNet Private MIBs In Figure C 2 the ZeitNet proprietary group is identified by 1 3 6 1 4 1 1295 its subgroup called znProducts is identified by 1 and the first variable is znManagedObjects with a value of 2 Therefore the object znManagedObjects has an object identifier of 1 3 6 1 4 1 1295 2 C 1 2 Relation Between Object Identifier and the Represented Value In Figure C 3 the znLec object representing Lan Emulation Client information has an Object Identifier of 1 3 6 1 4 1 1295 2 3333 9 1 1 The znLecDDCount object representing the number of Data direct connections maintained by one LEC Lan Emulation Client has a object identifier of 1 3 6 1 4 1 1295 2 3333 9 1 1 1 1 Querying for
87. l A CLP 1 cell has a lower priority than a CLP 0 cell and is discarded first Source traffic descriptors can specify CLP 0 cell traffic CLP 1 cell traffic or the aggregate CLP 0 1 traffic SmartCell ZX 250 User Guide 4 17 Traffic Management Switch Administration Use the trafficdescriptor commands to view create and delete traffic descriptors For example use the show trafficdescriptor command to view all currently defined traffic descriptors TD Traff Desc QoS Peak Cell Rate Sust Cell Rate Max Burst Size Aal Type Type Kb s Kb s Kb s Type CLP_O CLP_O 1 CLP_O CLP_O 1 CLP O0 CLP 0 1 2 CBR 2 1 0 100 0 0 0 0 5 6 UBR ii 0 0 100 0 0 0 0 5 7 UBR 11 0 0 0 0 0 0 0 5 176 NRTVBR 2 1 0 1585 0 0 0 0 5 SmartCell ZXf B Note You cannot use the default traffic descriptors for user defined PVCs All traffic descriptors used to define PVCs must be created by the user The Descriptor Type parameter in the example above corresponds to the traffic descriptor types defined in the UNI3 0 UNI3 1 specification Descriptor types are specified numerically and correspond to the descriptions in Table 4 2 Table 4 2 Traffic descriptor type number explanation Type Number Descriptor Characteristics No Traffic Descriptor Traffic Descriptor with no CLP and no SCR Traffic Descriptor with CLP no Tagging and no SCR Traffic Descriptor with CLP Tagging and no SCR Traffic Descriptor with no CLP and SCR Traffic Descrip
88. l Policy Call Admission Control CAC policy defines the bandwidth allocation scheme used by the CAC when setting up connections The SmartCell ZX 250 offers three schemes that can be set on a per port per service class basis Conservative Moderate e Liberal Under conservative policy the CAC allocates bandwidth closest to the requested bandwidth and QoS parameters Conversely liberal policy causes the CAC to allocate the least amount of bandwidth And the CAC under moderate policy allocates intermediate amounts of bandwidth Depending on the type of traffic on your network each of these CAC policies has its advantages For instance liberal policy allows a larger number of connections over that of the conservative or moderate policy Liberal policy assumes that the traffic pattern of individual VCs does not overlap most of the time For example if VC1 and VC2 are created under the liberal CAC policy it s assumed that the probability of both VCs sending large bursts of cells at the same time is relatively low On the other hand conservative policy assumes that there might be a larger overlap of traffic from different VCs and provides each VC with bandwidth closer to the requested bandwidth This higher bandwidth provides a guarantee of quality for each VC SmartCell ZX 250 User Guide 4 19 Traffic Management Switch Administration Use the command show CACEqBwAllocScheme to view the current CAC policies used by each port for each serv
89. ll ZX 250 MIB Suppott oec TU ROO IHRE TE pe E P equ Drei edere edid C 5 MIBEXGSpUOUS suc daro Et Gaede Gaara e r PURA pra EC ue tdt ades C 6 Managing the SmartCellZX 250 icing Liber A BA bebe Gad hada todos RRENS EP EP EE EP TS C 7 Console Commands that Affect the ARENT i1 sco boo SERES EERAT IRE ERREUR E SERA C 7 Technical SUD PON uu c qi du Pa bod See OE ACE QE COR ES do cM EYE Moi adde D 1 InWOdUCHON x ocacte eee ipera on shaWer Sh hes eee S IT due pERDD DENVER Sea D 1 Mele phone ASSIS tAMCe ag cscs st ione i ig et grayed Sons ares P RR RERO ROGER S RP Saeed clos bea ails aon etd nce D 1 PAX SEVICE i 5 95 045 csis och EEO E E VEAP OS aa etd ONE Geese EE Gehan Rages D 1 Electronic SERVICES osetrit pret SU RERESRIEUS TRIPS hes SAW TE REWER OEMS bee Eee ebbe ts D 1 Placinp A Support Call i rcc ptite elg beh tcn mene done Uca tates prae aca wean at D 1 Hardware Watraby onore ege er ek erede eibi arise tabe ete teo eres D 2 Software Warmanby is cesses o MU etpar tipne PETC EO bed bPEER MC EPI REL CC DS D 2 Repalt SORVICES RC s D 2 j d c NM PD l 1 SmartCell ZX 250 User Guide xi Table of Contents xii SmartCell ZX 250 User Guide LIST OF FIGURES Figure 2 1 Figure 2 2 Figure 2 3 Figure 2 4 Figure 2 5 Figure 2 6 Figure 2 7 Figure 2 8 Figure 2 9 Figure 2 10 Figure 4 1 Figure 4 2 Figure 4 3 Figure 4 4 Figure 4 5 Figure 4 6 Figure 4 7 Figure 4 8 Figure 4 9 Figure 4 10 Figure 4 11 Figure 4 12 Figure 4 13 F
90. ll ZX 250 ports C1 and B2 4 Configure each end node with the proper IP address subnet mask and VPI VCI pair 0 100 The end nodes can communicate with each other through the point to point PVC connection 4 5 2 Point to Multipoint PVCs Instructions in this section describe how to set up a point to multipoint connection through your SmartCell ZX 250 Example Create a point to multipoint connection between a broadcasting workstation on port A1 and three other workstations connected to ports B2 B3 and C1 4 12 SmartCell ZX 250 User Guide Switch Administration PVC Connections 1 Use add trafficdescriptor to create two new traffic descriptors one for the forward direction the other for the backward direction For this example for the forward traffic descriptor we select UBR and accept the defaults SmartCell ZX add trafficdescriptor this is the forward descriptor TrafficType UBR lt we use UBR for this example TrafficDescriptorType 11 H PCRCLPO1 100 we take the default values PCRCLPO 0 SCRCLPO1 0 SCRCLPO 0 MBSCLPO1 0 MBSCLPO 0 QOSCLASS 0 AalType 5 mdl However on a point to multipoint connection there should be no traffic in the backward direction so we define the backward traffic descriptor with its Cell Loss Priorities set to zero 0 mdl add trafficdescriptor lt this is the backward descriptor TrafficType UBR TrafficDescriptorType 11 PCRCLPO1 100 0 we set
91. martCell ZX 250 automatic addressing scheme for IP over ATM see Section 3 1 1 6 As your end devices are configured and started they register with the ARP server You can test whether your IP over ATM VLAN is functional by pinging from one end device to another To make certain that all end devices are registered with the ARP server you can inspect the switch s ARP table using the show ipatmarp command For example if three end devices with IP addresses 90 1 1 2 90 1 1 3 and 90 1 1 4 are added to the VLAN the following ARP table entries should exist SmartCell ZX show ipatmarp ClientNumber ALL P ATM Server 1 ARP Table P Address ATM Address 90 1 1 2 39 00 00 00 00 00 00 00 00 00 14 41 80 00 00 5A 01 01 02 00 P ATM Server 3 ARP Table P Address ATM Address 90 1 1 3 39 00 00 00 00 00 00 00 00 00 14 41 80 00 00 5A 01 01 03 00 P ATM Server 5 ARP Table P Address ATM Address 90 1 1 4 39 00 00 00 00 00 00 00 00 00 14 41 80 00 00 5A 01 01 04 00 SmartCell ZX 4 3 2 SmartCell ZX 250 User Guide IP Over ATM and LANE Creating an Emulated LAN Note If configured devices fail to join the VLAN see Chapter 4 Section 4 2 2 UNI Routes Also see Chapter 5 Section 5 1 Troubleshooting IP Over ATM You have completed the process for creating an IP over ATM VLAN Continue to the next section for instructions on creating an emulated LAN or go to Chapter 4 Switch Administration for information about SmartCell
92. module ID numbers Face Plate Number Physical specifications ZX IOM 21 4 155 Mbps OC 3 STM 1 MMF SC 4 port ZX IOM 22 4 155 Mbps STS 3c STM 1 UTP 5 RJ 45 4port ZX IOM 29 4 155 Mbps OC 3 STM 1 SMF IR SC 1port MMF SC 3 port ZX IOM 29 4 IR 155 Mbps OC 3 STM 1 SMF IR SC 4 port ZX IOM 29 4 LR 155 Mbps OC 3 STS 1 SMF LR SC 4 port ZX IOM 31 1 622 Mbps OC 12 STM 4 MMFE SC 1 port ZX IOM 39 1 622 Mbps OC 12 STM 4 SMF IR SC 1 port ZX IOM 39 1 LR 622 Mbps OC 12 STM 4 SMF LR SC 1 port ZX IOM 67 4 45 Mbps DS 3 Coax BNC 4 port ZX IOM 77 4 34 Mbps E 3 Coax BNC 4 port SmartCell ZX 250 User Guide 2 3 Installing the Switch Switch Installation and Setup If the switch s hardware or software configuration is incorrect contact Cabletron customer support immediately 2 3 1 DS3 and E3 I O Module Configuration Table 2 2 shows the pre configured values for both the DS3 ZX IOM 67 4 and E3 ZX IOM 77 4 I O modules These values cannot be changed Accordingly configure the connecting device s interface to use these values Table 2 2 DS3 and E3 Module settings Protocol Mode Framing Empty Cell Timing Scrambling Length DS3 plep cbit unassigned internal off greater than 225 ft E3 plcp G 751 unassigned internal off N A 2 4 INSTALLING THE SWITCH SmartCell ZX 250 switches are designed to operate either while sitting on a desktop on their rubber feet or while
93. n Continue 2 Enterthe show cacinfo command for this port Note the bandwidth allocated for each Quality of Service on this port 3 Foreach class of service enter the set porttrafficcongestion command Set the Max threshold to the value recommended in the Quality of Service Queue Allocation Guidelines section 4 Have you performed step 3 for every class of service for this port e If no go to step 3 e f yes continue 5 Enterthe set caceqbwallocscheme command for this port Set call admission control for this port to a more conservative policy moderate Or conservative 6 Check VC statistics for this port using either the show pvc d or show sve d command whichever is appropriate 7 Ifthe port belongs to the high virtual channel link VCL read the forward stats If the port belongs to the low VCL read the backward stats If the port belongs to both high and low VCLs read both stats 8 Isthe number of cells received increasing e If no go step 6 e f yes continue 9 Convert allocated bandwidth kb s to cells 48 bytes Bandwidth in cells 1024 X Allocated Bandwidth 384 where 384 48 cells X 8 10 Is the Allocated Bandwidth less than the Cell Reception Rate e fno go to step 6 e If yes this VC is misbehaving Take appropriate action for example terminate the VC SmartCell ZX 250 User Guide 5 5 Troubleshooting Congestion Troubleshooting 5 6 SmartCell ZX 250 User Guide APPENDIX
94. ne Core DUMPS Certo erbeiepEE eee hades END NE REAPER kates I Ede Pr ib 4 30 Performing Hardware Maintenance 5 3 rei erp EP DU iE tE pE CE EAA ERE T UE anees 4 32 Required T0015 3 025 iseto erir eE DPI RIDERE CH N E RE Veg dus 4 32 Internal Components 25 o3 cbe tirer DU URDU RID CNN EE IRR E EE ERI 4 32 CPU BOSE ssh eb odd ER DEP EP ED eb RP eke ea bow obs ak ba me PUES pides 4 33 Man Swatch Moule 1 saceterb be REEL ERU DUCES MEHENIUU He bee EI PUEDE 4 33 Extended Switch Modules ziesebeq irt eU RESP REPERI RICE PES 4 33 Ienvnun CP IEEE 4 34 Rempyne switch Module srt biohbi Re ER EROR EEPURERQERED kins PP dde i 4 34 Removing VO Modules crib sr searerGaeeeue beh IE SLT DIE BUT EE ET ERES 4 36 Replace aS witch Module i32 5p qp ERE E PpEQUPEPE HERR RORIS 4 37 Upgrading Main Switch Module MSM 16 to MSM 32 02 eee eee 4 40 Adding an Expansion Switch Module iobebess Rb REP Rb peces Heese ERR 4 40 Adding New DUO Modules 10215345 ES e ERR E DEREN C ERPE TINY eR te bee PUE DS 4 40 Adding a Power Supply Module SmartCell ZX 250r Only 02 02 0005 4 41 Removing a Power Supply Module SmartCell ZX 250r Only 00 00 00 4 42 Replica a FUSE uote orRAbQU T REIN brQRER RISE PUE EIU debe ipd bids e bs 4 44 eec cl sisia ie ni m OTT 5 1 Troubleshooting IP ovet ATM 4 cua ise ne desierit ld ea aia a aa a Se a 5 1 Troubleshooting LAN Emulation i ucessi ho ee en REPRE E E E Ea 5 2 Troubleshooting PININI Link S enre cre
95. net as the SmartCell ZX 250 Ethernet port SmartCell ZX 250 User Guide 3 1 Creating an IP over ATM VLAN IP Over ATM and LANE 3 Enterthe show client command to make sure the client is operational and to obtain the 20 byte ATM address of the ARP server For instance if you used the client number client 1 from the example in step 2 enter the following command SmartCell ZX show client 1 IP ATM Client 1 Client State Operational Client Address 39 00 00 00 00 00 00 00 00 00 14 41 80 00 00 5A 01 01 01 00 Server is local Server Connection Established MTU 9180 IP Address 90 1 1 1 IP NetMask 255 255 255 0 SmartCell ZX 4 Physically connect your end nodes and edge devices to the ZX 250 ports the ARP server For example an end station is connected to a ZX 250 switch that is connected through a route to the switch containing the ARP server No special configuration is needed for this end station to participate in the VLAN because the end station automatically finds its path across the route to the ARP server and the other VLAN members Note Your end nodes do not need to be physically attached to the switch that contains 5 Configure the ATM interface or adapter for end nodes and edge devices Typically configuration consists of designating IP over ATM as the protocol assigning the device an IP address and specifying the 20 byte ATM address of the ARP server the switch s client address For details on the S
96. nmental Specifications Specification Value Operating temperature ZX 250i 0 to 40 C 32 to 104 F ZX 250r 0 to 50 C 32 to 122 F Operating humidity 5 to 90 non condensing Table B 6 Power Specifications Specification Value Power dissipation Maximum 250 watts Power voltage range 90 to 120 VAC or 200 to 240 VAC Power frequency range 50 to 60 Hz B 4 SmartCell ZX 250 User Guide Specifications Specifications TechnicalSpecifications Table B 7 ATM Port Specifications Media Port Speed Framing Connector Max Tx Min Tx Max Rx Min Rx Range Power power power power SMF IR 155 Mbpsor STS 3 or STM 1 SC dBm 15dBm 7dBm 28dBm 15Km 622 Mbps STS 12 or STM 4 SMF LR 622 Mbps STS 12 or STM 4 SC 3 dBm 7 dBm 28dBm 40Km MMF 155 Mbpsor STS 3 or STM 1 SC 19dBm 14dBm 14dBm 31 dBm 2Km 622 Mbps STS 12 or STM 4 Cat 5 155 Mbps STS 3 or STM 1 RJ 45 v 100 m UTP 75ohm 44 7 Mbps DS 3 BNC n a n a n a n a 150m to coax nonchannelized female DSX 75ohm 44 7 Mbps DS 3 BNC n a n a n a n a 150mto coax nonchannelized female DSX 75ohm 34 3 Mbps E 3 BNC n a n a n a n a 150mto coax nonchannelized female DSX Table B 8 Protocols Standards and Specifications Protocol Standard Signaling ATM Forum UNI 3 0 ATM Forum UNI 3 1 ATM Forum UNI 4 0 ATM Forum ILMI 4 0 ATM routing protocols IISP PNNI Phase 1 0 UNI LAN protocols ATM Forum LANE 1 0
97. nosing and fixing problems with VLAN emulated LANs and ATM traffic congestion 5 1 TROUBLESHOOTING IP OVER ATM You have configured an IP over ATM VLAN but your network applications are not working Use these questions and tests to help determine the cause of the problem l Check for connectivity Try pinging between end nodes and from the SmartCell ZX 250 using start ping to its end nodes If you cannot ping check physical connectivity disconnected cable and so on Check IP routes and addresses Use the show route command to check the SmartCell ZX 250 route table Are the destination addresses correct for the specified gateways Arethere any routing loops Areone or more of the destination addresses mapped to the wrong subnet Use show client ARP server is on SmartCell ZX 250 to check the local client Does the client have the correct IP address Is the subnet correct Is the ATM address correct Is the server type correct Check end node configurations Are end nodes configured correctly Check ARP statistics Use show ipatmarp if the ARP server is on the SmartCell ZX 250 A Are there entries in the table Are the ATM addresses correct Use show clientarp ARP server is not on SmartCell ZX 250 to check local client s ARP Table Are there entries in the table If not recheck client and end node configuration Are the ATM addresses correct Check ILMI UNI routes and PVCs if a
98. nt For example enter the show porttrafficcongestion command to view current buffer utilization SmartCell ZX show porttrafficcongestion PortNumber ALL Port ID Queue 1 Queue 2 Queue 3 Queue 4 Min Max Min Max Min Max Min Max A 20 1000 20 2000 20 1000 20 16384 A2 20 000 20 2000 20 1000 20 16384 A3 20 000 20 2000 20 1000 20 16384 A4 20 000 20 2000 20 1000 20 16384 B 20 000 20 2000 20 1000 20 16384 B2 20 1000 20 2000 20 1000 20 16384 B3 20 1000 20 2000 20 1000 20 16384 B4 CPU 20 1000 20 2000 20 1000 20 16384 CG 20 1000 20 2000 20 1000 20 16384 G2 20 1000 20 2000 20 1000 20 16384 GS 20 1000 20 2000 20 1000 20 16384 C4 20 1000 20 2000 20 1000 20 16384 D 20 1000 20 2000 20 1000 20 16384 D2 20 1000 20 2000 20 1000 20 16384 D3 20 1000 20 2000 20 1000 20 16384 D4 20 1000 20 2000 20 1000 20 16384 SmartCell ZX Min and Max are thresholds set on a per queue per port basis and are measured in cells 53 bytes The Min threshold is the amount of buffer space guaranteed to a call of a particular QoS on the corresponding port The Max threshold is the maximum amount of buffer space that a call of a particular QoS is allowed on the corresponding port QoS corresponds to the queues as follows e Queue 1 Constant Bit Rate CBR Queue 2 Real Time Variable Bit Rate rt VBR e Queue 3 Non real Time Variable Bit Rate Nrt VBR Queue 4 Unspecified Bit Rate UBR If calls of a particular QoS type are being dropp
99. o view the laser output The use of optical instruments to view laser output increases eye hazard When viewing the output optical port you must remove power from the network adapter SmartCell ZX 250 User Guide v FIBER OPTIC PROTECTIVE CAPS Y Caution READ BEFORE REMOVING FIBER OPTIC PROTECTIVE CAPS Cable assemblies and MMF SMF ports are shipped with protective caps to prevent contamination To avoid contamination replace port caps on all fiber optic devices when not in use Cable assemblies and MMF SMF ports that become contaminated may experience signal loss or difficulty inserting and removing cable assemblies from MMF SMEF ports Contamination can be removed from cable assemblies by Blowing surfaces with canned duster Chemtronics p n ES1270 or equivalent Using a fiber port cleaning swab Alcoa Fujikura LTS p n ACT 01 or equivalent saturated with optical grade isopropyl alcohol gently wipe the end surface of ferrules first then wipe down the sides of both ferrules Blow ferrule surfaces dry with canned duster Contamination can be removed from MMFE SMF ports by Using the extension tube supplied with canned duster blow into the optical port being careful not to allow the extension tube to touch the bottom of the optical port e Reconnect cable and check for proper mating If problems remain gently wipe out optical port with a DRY fiber port cleaning swab and repeat step 1 y Warning To avoid contaminati
100. ogram memory When the switch is rebooted the new software image residing in flash RAM is copied into system memory and then run To use the hot upgrade feature the SmartCell ZX 250 must have network access to an end station running TFTP server software The SmartCell ZX 250 operating software file must reside within the directory specified by the TFTP server software Often this directory is tftpboot However it may be different with your TFTP server software The following is an example of a hot upgrade SmartCell ZX update firmware ServerIP 214 95 77 240 Path luxor server ima You are updating the code image in the flash Are you sure this is what you want to do Confirm y n y Verifying bootfile luxor server ima on 214 95 77 240 passed Erasing Flash Using TFTP to get and program bootfile luxor server ima from 204 95 77 240 2785K 2852012 bytes received Flash update succeeded You will have to reboot for the new image to take effect SmartCell ZX Notice that the update firmware command does not use Bootp to find the TFTP server Instead the update firmware command requires that you specify the IP address of the TFTP server the path to the image file and the file name Unsuccessful Update If the update firmware command fails DO NOT turn off or attempt to reboot your SmartCell ZX 250 switch In its current state the operating software normally stored in flash RAM is erased The switch is functioning onl
101. on replace port caps on all fiber optic devices when not e in use vi SmartCell ZX 250 User Guide REGULATORY COMPLIANCE SUMMARY SAFETY The SmartCell ZX 250 SmartCell ZX 250i and SmartCell ZX 250r meet the safety requirements of UL 1950 CSA C22 2 No 950 EN 60950 IEC 950 and 73 23 EEC EMC The SmartCell ZX 250 SmartCell ZX 250i and SmartCell ZX 250r meet the EMC requirements of FCC Part 15 EN 55022 CSA C108 8 VCCI V 3 93 01 EN 50082 1 and 89 336 EEC SmartCell ZX 250 User Guide vii REVISION HISTORY Document Name SmartCell ZX 250 User Guide Document Part Number 04 0034 04 Rev A Document Order Number 9032538 Author Bruce Jordan Editor Carre Gibson Illustrator Michael Fornalski Cover Designer Michael Fornalski Date Revision Description January 1997 04 0034 01 Rev A Initial release July 1997 04 0034 02 Rev A First revision October 1997 04 0034 03 Rev A Second revision March 1998 04 0034 04 Rev A Third revision viii SmartCell ZX 250 User Guide TABLE OF CONTENTS 2 1 2 2 2 3 2361 2 4 2 4 1 2 4 2 2 4 3 2 5 2 6 2 6 1 2 6 2 2 63 2 6 4 263 21 277 1 24 2 21 3 3d 3 1 1 3 2 3 2 1 3 2 2 3 2 3 4 1 4 2 4 2 1 4 2 2 4 2 3 4 3 44 lngeclheo PX 1 1 Switch Installation and Setup v 3 RR RE EX ES enera 2 1 Unpacking The SWuUch 222p ER iceetesieh ie dare bet E UPPER anteire 2 1 Check Accessory Carton Contents 2 ene awed ERREUR HEC sala nero eb
102. op slot When accessing the switch modules use the following procedure 1 2 Power off the unit by switching the power switch located in the back to off Disconnect all user port cables from I O modules It may be useful to label cables for easy reinstallation Ground yourself using a Cabletron approved ESD device and appropriate safety procedures Remove the front bezel from the chassis base by gently separating the six spring loaded fasteners on the bezel from the chassis base using a non marring pry tool or your fingers see Figure 4 6 Remove filler blanks for any uninstalled I O modules if applicable 4 34 SmartCell ZX 250 User Guide Switch Administration Performing Hardware Maintenance Figure 4 6 Remove the bezel from the chassis base 6 Remove the two Phillips head screws from the outside edges of the switch module faceplate 7 Unfasten the switch module from the chassis using the two extractor lever arms Gently pull the module from the chassis applying even and gentle pressure to both sides to avoid distorting the board see Figure 4 7and Figure 4 8 o Jo J N Figure 4 7 Extractor lever arm function SmartCell ZX 250 User Guide 4 35 Performing Hardware Maintenance Switch Administration ESM must always be replaced in the upper switch module slot Placing the w Caution The MSM must always be replaced in the lower switch module slot and the boards in the incorrect slo
103. or disable RM and EFCI cell marking 4 22 SmartCell ZX 250 User Guide Switch Administration Upgrading and Changing Software Along with EFCI and backward RM cell marking the SmartCell ZX 250 uses standard RM cell marking The switch discard threshold show switchtrafficcongestion corresponds to total shared buffer utilization and represents the point at which the switch considers itself congested and starts marking RM cells Note The switch discard threshold is not user configurable and is shown only for information For information on troubleshooting congestion problems see Chapter 5 Troubleshooting 4 7 UPGRADING AND CHANGING SOFTWARE This section describes the low level boot load commands Boot load commands are used for setting switch start up behavior and for performing firmware downloads Use the boot load commands to e Set which copy of the boot load firmware is the default copy Clear all configurations stored within the flash file system e Check boot load firmware version numbers e Load switch firmware upgrades e Set whether power on system tests POST are automatically run at start up 4 7 1 Accessing the Boot Load Prompt Boot load commands are executed from the boot load prompt The boot load prompt is not part of the switch console and is accessible only after a reboot and before the switch software is loaded Consequently the boot load commands can be used only through a terminal connection Perform th
104. pplicable If using SVCs use show ATMRoute to check whether static UNI routes are correct and whether dynamic UNI routes are established and correct If dynamic routes are incorrect or missing try creating static routes instead If using PVCs use show pvc to check if PVCs connect the correct resources through the correct ports Ifusing PVCs use show ipatmpvc to check if local switch clients are mapped to the correct end node IP addresses SmartCell ZX 250 User Guide 5 1 Troubleshooting LAN Emulation Troubleshooting 5 If working through these questions does not solve the problem contact Cabletron Systems Customer Service See Appendix D Technical Support 5 2 TROUBLESHOOTING LAN EMULATION You have configured an Emulated LAN and your network applications are not working Use these questions and tests to help determine the cause of the problem 1 5 2 Check for connectivity Try pinging between end nodes Ping from the SmartCell ZX 250 using start ping to its end nodes If you cannot ping check physical connectivity disconnected cable and so on Check IP routes and addresses Use show route command to check the SmartCell ZX 250 route table Are the destination addresses correct for the specified gateways Are there any routing loops Are one or more of the destination addresses mapped to the wrong subnet Use show client to check the SmartCell ZX 250 local ELAN client Does the client have the co
105. r 0 bag 8 LanName ELANOO1 elanl ServerType LECS ServerAddress IPAddress 128 213 77 95 NetMask 255 255 0 0 MTU 1516 SmartCell ZX Prior to creating this local client connection end devices could communicate with each other through elan but they could not communicate with the SmartCell ZX 250 SmartCell ZX 250 User Guide 3 7 Creating an Emulated LAN IP Over ATM and LANE 3 8 SmartCell ZX 250 User Guide 4 SWITCH ADMINISTRATION This chapter contains software and hardware administrative tasks that you may need to perform on your SmartCell ZX 250 Administrative tasks include Backing up switch configuration Creating routes and connecting switches Using switch events and alarms Creating PVC connections e Managing switch traffic e Using low level boot load switch commands Upgrading switch software e Saving switch core dumps to a TFIP server e Disassembling the switch for component upgrade or replacement e Adding or replacing a ZX 250r power supply Checking and replacing fuses 4 1 BACKING UP AND RESTORING SWITCH CONFIGURATIONS Once your SmartCell ZX 250 ATM switch is up and running or you have made extensive changes to the configuration you should back up the switch configuration If the flash RAM gets formatted or corrupted you can restore the switch configuration from the backup file Note The backup command backs up only the configuration files It does not back up
106. r pick up the SmartCell ZX 250r by the handles of its power supply When only one power supply is installed a sheet metal blank MUST be installed in place of the missing power supply Failing to do so affects the fan s air flow and may cause overheating and component failure The blank also must be installed to maintain EMI integrity Table B 2 Power Supply Module Lamps Lamp Meaning AC Power OK The power supply is connected to AC line voltage switch DC Power OK The power supply is producing DC power for the B 3 TECHNICAL SPECIFICATIONS Table B 3 Hardware Specifications Model SmartCell ZX 250i SmartCell ZX 250r Processor 1960CF 33 MHz 1960CF 33 MHz and R4700 150 mhz Switching 2 5 Gbps non blocking 2 5 Gbps non blocking engine Switch latency lt 11 microseconds lt 11 microseconds CPU SAR 8 MB 8 MB memory CPU only 32 MB 32 MB memory Buffermemory 32K 32K cells flash memory 8 MB 8MB Powersupplies Single non redundant Single or dual hot swappable SmartCell ZX 250 User Guide B 3 Technical Specifications Table B 4 Physical Specifications Specification SmartCell ZX 250i 11 4 cm x 43 1 cm x 36 8 cm Dimensions 4 6 x 17 4 x 15 1 4 6 x 17 4 x 20 5 SmartCell ZX 250r 11 4 cm x 43 1 cem x 45 7 cm Product weight 27 5 Ibs 37 lbs au 11 8 kg 14 9 kg Shipping weight 32 lbs 39 lbs 14 5 kg 17 7 kg Table B 5 Enviro
107. rademarks of their respective companies ii SmartCell ZX 250 User Guide FCC CLASS A NOTICE 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 and 2 this device must accept any interference received including interference that may cause undesired operation 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 uses generates and can radiate radio frequency energy and if not installed in accordance with the SmartCell ZX 250 User Guide may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause interference in which case the user will be required to correct the interference at his own expense be Warning Changes or modifications made to this device which are not expressly 4 approved by the party responsible for compliance could void the user s authority to operate the equipment DOC CLASS A NOTICE This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications Le present appareil numeriq
108. res Figure C 3 ZeitNet Cabletron ZX 250 MIB object identifierexample lslel eese C 4 xiv SmartCell ZX 250 User Guide LIST OF TABLES Table 2 1 Table 2 2 Table 2 3 Table 4 1 Table 4 2 Table 4 3 Table 4 4 Table B 1 Table B 2 Table B 3 Table B 4 Table B 5 Table B 6 Table B 7 Table B 8 Table B 9 Table B 10 Table C 1 VO module ID numbers e deep v Ee e Eee VS eee etica Palo bi d dus 2 3 ps53 apnd ES Module Sets uasa tree ehe bere ase pace e SU tnter the ERR CE UR M cs 2 4 Default accounts and passwords secsi nbsp geese a a Robbe eges 2 19 Values Tor VPI and VCI o ouae m 2130825465 deat te bide te Cee Ae ad pee bd dpa dea des 4 15 Trate descriptor type numberiex planation 2 ame bao ERR godin aes MIRROR ark bate ideae dtes 4 18 Settings Tor Qos qUeUeS e ot p ERU du ERE Rich segue dete eee eae das dca deb dun 4 22 Boot load Commands a iios duo e Ee e SOR CU T EV AR Ue SP Rer Doni Ert a obo endo oberg 4 24 Front Panel LEDS cican Shaikan Res heben tgbeste eee eae pai eiut dte thei B 1 Power Supply Module Lamps iin3 3 ce84444 08 S03 berr vanes RE a Orea D PERI ES EN B 3 Hardware Specifications 34 gre HE Vo REBUSQUE DE REP DRE P rte D e IPSE B 3 Physical Speei atio uoo ee acer pt nh brin or eben hor lope aun ce tice d b b tib E uice e ns B 4 Environmental Specie ations s io petras Slc ple dicic debe epic teli dept ess B 4 Power Specifications uoo scr PE E ve ey Seber dev ee UTR II ed E Ere B 4 ATM Port Spe
109. ress of the IISP device For this example this could be a port address we use 52 00 00 00 00 00 00 00 00 00 14 51 80 4 2 SmartCell ZX 250 User Guide Switch Administration ATM Routing 4 Enter the add ATMRoute command to create a static route to the IISP device SmartCell ZX add atmroute PortNumber Al b2 AtmAddress 52 00 00 00 00 00 00 00 00 00 14 51 80 PrefixLength 104 Index 0 Type Internal exterior Scope 0 MetricsTag 0 SmartCell ZX Note The add ATMRoute command allows you to specify a set of metrics to be used with the route For more on metrics and metric tags see Section 4 2 3 Route Metrics 5 Enterthe show ATMRoute command to determine whether the route was created SmartCell ZX show atmroute AddressNumber ALL No Port Route Address Type Protocol 1 B4 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 d4 14 41 80 I 2 B4 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 d4 14 41 81 I 3 39 00 00 00 00 00 00 00 00 00 14 59 00 I 4 gt 39 00 00 00 00 00 00 00 00 00 28 e9 80 I PNNI 5 39 00 00 00 00 00 00 00 00 00 28 5 00 I 6 B4 47 00 79 00 00 00 00 00 00 00 00 00 00 00 a0 3e 00 00 01 I B2 52 00 00 00 00 00 00 00 00 00 14 51 80 I SmartCell ZX 4 The route to the IISP device appears on the last line Route No 7 6 Create a route on the IISP device that refers to the net prefix 39 00 00 00 00 00 00 00 00 00 14 41 80 of port b2 on the SmartCell ZX 250 Note ForIISP routes to
110. rimary image sectors to run 4 7 4 Upgrading POST Diagnostic Software 1 Setup the TFTP Bootp server software on a workstation 2 Connect both the TFTP Bootp server and the SmartCell ZX 250 to your Ethernet network Make sure that the TFTP Bootp server can be reached by the SmartCell ZX 250 Ethernet interface 3 Connect a dumb terminal or PC running terminal emulation software to the SmartCell ZX 250 Terminal port 4 Copy the SmartCell ZX 250 diagnostic software image into the appropriate location on the TFTP Bootp server In this example the software is located at c tftpboot images post ima 5 Setup the TFTP Bootp server tables or equivalent file with SmartCell ZX 250 MAC address P address of the SmartCell ZX 250 Ethernet interface path to the POST file on the TFTP Bootp server 6 From the terminal connection enter the reboot command 7 When the following message appears Press any key to exit to boot load prompt stop the countdown by pressing any key The boot load prompt gt appears on the terminal screen 8 Enter the af P command The SmartCell ZX 250 contacts the TFTP Bootp server and downloads the diagnostic software into flash RAM gt df p You ve requested a POST Software download Are you sure Y N y Initializing ethernet Starting Bootp Boot file c tftpboot images post ima Using TFTP to get bootfile c tftpboot images post ima SmartCell ZX 250 User Guide 4 27 Upgrading an
111. rrect IP address Is the subnet correct Is the ATM address correct Is the server type correct Check end nodes configurations Are end nodes configured correctly If the ELAN spans multiple switches check the following Is the LECS address correct on all switches Can all switches reach the switch providing LECS support If using the Well Known LECS Address are all switches correctly mapped Check the LECS database Use show lecselan to check the names and numbers of ELANs Are ELAN names correct Is the ATM address of the LES correct Check whether BUS is connected Use show busclient to check whether devices are registered with the BUS If clients are registered check end node configuration If not registered check Multi point signaling Use set leselan to turn off MP signaling on a per ELAN basis Do devices begin to register with the LES and BUS once Multi point signaling is turned off Check IISP routes to the switch containing the LES and BUS Are all IISP routes correct Does a new IISP route need to be added so devices can reach the LES and BUS SmartCell ZX 250 User Guide Troubleshooting Troubleshooting PNNI LinkS 6 If working through these questions does not solve the problem contact Cabletron Systems Customer Service See Appendix D Technical Support 5 39 TROUBLESHOOTING PNNI LINKS You have physically connected another company s ATM switch with your SmartCell ZX 2
112. rsion 2 1 c Cabletron Inc password admin admin is the default password The current user is Administrator Could not find setup file Running Setup Automatically SwitchName My ZX250 lt a switch name IPAddress 0 0 0 0 210 160 77 254 an IP address IPNetMask 255 0 0 0 255 255 255 0 lt a subnet mask Confirm y n y Changing IP Address on System Telnet session if any will be lost SmartCell ZX Before continuing to chapter 3 IP over ATM and LANE read the following sections for information about e Using the SmartCell X 250 console nstalling and getting started with the Windows based SmartSwitch ATM Administrator application 2 6 USING THE CONSOLE Use the ZX 250 console interface to configure and manage your switch The following is a description of the console interface and its operation 2 6 1 Console Commands Note For detailed descriptions of console commands see the SmartCell 6A000 ZX 250 Reference Manual All console commands use the syntax operator switch attribute lt parameter 1 gt lt parameter 2 gt lt parameter n gt Where the operator is one of the following show display Show the current values used by a switch attribute add create Add a new instance of a switch attribute delete remove Delete an instance of a switch attribute modify set Change the values that currently define a switch attribute start Start a process on the switch for example star
113. rtCell ZX Network Management Tools Common program group double click on the icon labeled SmartSwitch ATM Administrator The SmartSwitch ATM Administrator Login dialog box appears SmartCell ZX 250 User Guide 2 19 SmartSwitch ATM Administrator Switch Installation and Setup 2 Enter the default user name admin The user name is case sensitive 3 Enter the default password admin and click the OK button or press Enter The password is case sensitive 4 The SmartSwitch ATM Administrator window appears On the Applications menu select User Management 2 7 3 Accessing Online Help All SmartSwitch ATM Administrator operations including changing passwords and adding users are documented within the application s online help Follow these instructions to access the on line help facility 1 From the Help menu select SmartSwitch ATM Administrator Help Topics 2 The Help Topics dialog box appears You have three options for viewing online help Click the Contents tab to show the Table of Contents of the online help Click on the topic you wish to read about Click the Index tab to select from an alphabetical list of help topics Click the Find tab to search for a particular topic 2 20 SmartCell ZX 250 User Guide 3 IP OVER ATM ANDLANE This chapter describes working with the SmartCell ZX 250 IP over ATM VLAN and emulated LAN capabilities At the end of this chapter you will be able to use your SmartCell ZX 250 switch
114. s are replaced by metal blanks Inspect the switch and make certain that its configuration corresponds to what was ordered Check the following Correct model number on the SmartCell ZX 250 switch sticker On the ZX 250 the sticker is on the back On the ZX 250r the sticker is on the bottom Voltage rating on the power sticker Input Output I O modules are of the correct type and quantity Check the ID numbers on the I O module faceplates see Table 2 1 Note All Single Mode fiber connectors on I O modules are blue 2 3 4 2 3 No sine Uer CABLETRON Becks ow fele 3 DDA feo ook INR 4 3 4 3 4 a ola tla io SP e Oo 0A es Br E hs 77 L ZX 250 NN Figure 2 1 Front panel of a SmartCell ZX 250 ATM switch Figure 2 2 Rear view of ZX 250 2 2 SmartCell ZX 250 User Guide Switch Installation and Setup Inspecting the Switch Line AC Power OK 100 125V 3 50 60 Hz DC Power OK Line AC Power OK 100 125V 3 2A 200 240V 1 64 50 60 Hz DC Power OK Figure 2 3 Rear view of ZX 250r with both power supply modules B Note The ZX 250r redundant power supply model performs power sensing automatically configuring itself for the applied line voltage 115V or 230V Ya Warning NEVER pick up the SmartCell ZX 250r by its power supply handles Table 2 1 I O
115. sed for the VPI and how many are used for the VCI The vcemask uses a 2 bit register to hold four different VPI VCI 12 bit combinations Table 4 1 shows the registers and the values that come preconfigured on the SmartCell ZX 250 4 14 SmartCell ZX 250 User Guide Switch Administration PVC Connections Table 4 1 Values for VPI and VCI VCC Mask Index VPI Bits VPI Values VCI Bits VCI Values 0 0 0 12 0 to 4096 1 2 0 to3 10 0 to 1023 2 4 0 to 15 8 0 to 255 3 6 0 to 63 6 0 to 63 Use the show vccmask command to view the four preconfigured VPI VCI combinations SmartCell ZX show vccmask MaskIndex VpiShift VciShift In bits In bits 0 0 12 1 2 10 2 4 8 3 6 6 SmartCell ZX VCCMask combinations dictate what numerical values can be used for VPI VCI pairs Any VPI and VCI pairs that fit the bit distribution of one of the indexed combinations can be used for defining a PVC If the VPI and VCI values do not fit one of the indexed combinations the SmartCell ZX 250 uses the closest matching indexed combination If you need to use values for VPI and VCI that do not fall within the range of one of the preconfigured indexed combinations use the set vccmask command to replace one of the preconfigured combinations For example change VCCMask indexed combination zero 0 from VPI 0 bits and VCI 12 bits to VPI 3 bits and VCI 9 bits 1 Use set vccmask to change the VPI VCI values to 3 9 SmartCell ZX
116. splays a list of the possible commands SmartCell ZX show pnnin pnnin is ambiguous Objects beginning with pnnin for action show PnniNeighbor PnniNetworkLink PnniNetworkNode E PnniNodeTimer Command Q uit 3 lt I meant PnniNode so I enter number three 3 from the list SmartCell ZX show PnniNode J 2 3 t PnniNode 4 Selecting number three from the list automatically enters the corresponding command pressing enter executes the command PNNI Node Information Level 80 Node Id 50 a0 39 00 00 00 00 00 00 00 00 00 28 c1 80 00 20 d4 28 c1 80 00 Lowest TRUE Admin Status UP Oper Status z UP Atm Address 39 00 00 00 00 00 00 00 00 00 28 c1 80 00 20 d4 28 c1 80 00 Peer Group Id 50 39 00 00 00 00 00 00 00 00 00 00 00 00 Rst Transit FALSE Rst Branching FALSE DB Overload FALSE Ptse UA SmartCell ZX 4 2 6 5 Console Help The console provides several levels of help for console commands For example to list the switch attributes that can be used with a particular operator enter the word help or followed by the operator SmartCell ZX help add HELP gt add add AlarmConfig Alias ATMRoute BUSELAN Community ELAN Interface IPATMClient IPATMPVC LANEClient LECSELAN LECSELANLEC LECSTLVSET LESELAN NetPrefix PnniMetrics PnniSummaryAddress PVC Route ServiceRegistry TrafficDescriptor TrapCommunity SmartCell ZX 4 2 16 SmartCell ZX 250
117. supply SmartCell ZX 250 User Guide B 1 ZX 250r Redundant Power Supply Module Specifications Table B 1 Front Panel LEDs Continued LED Function RX DATA green Normally FLASHING intermittently if there is receive activity on the port indicates the Ethernet port is up and receiving Ethernet frames TX DATA green Normally FLASHING intermittently if there is transmit activity on the port indicates the Ethernet port is up and transmitting Ethernet frames B Note The MON and DIAG functions are not used in this release B 2 ZX 250R REDUNDANT POWER SUPPLY MODULE The redundant power supply modules used by the ZX 250r provide voltage auto sensing for either 115 or 230 volts AC The modules are also hot swappable The ZX 250r can be run with either one or two power supply modules installed Using both power supply modules with the ZX 250r provides redundancy for enterprise backbone use Figure B 2 shows the details of a ZX 250r power supply module Handle EN NE CAUTION For continued protection 4A 250V FAST ACTING against risk of fire replace only with same type and rating of fuse Line 100 125V 3 2A AC Power OK 200 240V 1 6A 50 60Hz DC Power OK Holding Screw Power Block Assembly Lamps with Fuse Holder Figure B 2 ZX 250r power supply module B 2 SmartCell ZX 250 User Guide Specifications TechnicalSpecifications lt lt Warning Neve
118. sy ways to reach Cabletron Customer Support and Service D 2 TELEPHONE ASSISTANCE Our Technical Support Center is available Monday through Friday 8am to 8pm Eastern Time by calling 603 332 9400 D 3 FAX SERVICE You can fax support questions to us any time at 603 337 3075 D 4 ELECTRONIC SERVICES This service provides online access to Cabletron s Bulletin Board Service The BBS may be accessed by dialing 603 335 3358 Our internet account can be reached at support ctron com You can also check our home pages on the World Wide Web e http www Cabletron com e http www ctron com D 5 PLACING A SUPPORT CALL To expedite your inquiry please provide the following critical information e Your Name Your Company Name Address Email Address e Phone Number FAX Number SmartCell ZX 250 User Guide D 1 Hardware Warranty Technical Support e Detailed description of the issue including history what you ve tried and conditions under which you see this occur e Hardware model number software version and switch configuration that is what part types are in what slots D 6 HARDWARE WARRANTY Cabletron warrants its products against defects in the physical product for one year from the date of receipt by the end user as shown by Proof of Purchase A product that is determined to be defective should be returned to the place of purchase For more detailed warranty information please consult the Product Warr
119. t causes the ZX 250 switch to fail Figure 4 8 Removing a switch module from the lower switch module position 4 9 8 Removing I O Modules 1 Ground yourself using a Cabletron approved ESD device and appropriate safety procedures 2 Onceaswitch module is removed from the chassis unfasten the IOMs from the switch module see Figure 4 9 using a screw driver 2 screws from the bottom 1 screw from the front 3 Remove the IOMs from the switch module one at a time by lifting them upward from the switch module disconnecting them from the switch modules s DIN connector see Figure 4 9 4 36 SmartCell ZX 250 User Guide Switch Administration Performing Hardware Maintenance Figure 4 9 I O module installation removal 4 9 9 Replacing a Switch Module To replace a switch module perform the steps listed above in reverse order Follow these instructions to replace the switch modules back into the chassis Y Caution The MSM must always be replaced in the lower switch module slot and the L ESM must always be replaced in the upper switch module slot Placing a board in the incorrect slot causes the ZX 250 switch to fail 1 Ground yourself using a Cabletron approved ESD device and appropriate safety procedures 2 Line up switch module on the nylon card guides hands on sides of card see Figure 4 10 Then guide the card into the chassis until it touches the backplane SmartCell ZX 250 User Guide 4 37 Performing Hardware Ma
120. t the LAN Emulation Configuration Server restart Restart a process on the switch for example restart a client flush Remove assigned values for example flush a route table alias Create easier names for often used commands and their parameters SmartCell ZX 250 User Guide 2 13 Using the Console Switch Installation and Setup Entering parameters at the command line is optional If a command requires parameter values it prompts you for them For instance in the example below show is the operator portconfig is the switch attribute and a1 is the parameter indicating that you want to show configuration information about port A1 SmartCell ZX show portconfig al Port Al Parameter Configured Current Sig Type autoConfig pnnilO Sig Role other symmetric Interface Type private private Max vpi bits 0 0 Max vci bits 12 12 Max SVC vpci 0 0 Min SVC vci 32 32 Max Vccs 4096 4096 Port Admin Status UP Ilmi Admin Status Enabled AddressRegistration Connectivity Oper State UP Trans Type STS 3G Media Type MMF S Bandwidth 155 MB SmartCell ZX 4 If you don t specify parameters with the command the console prompts you for an input value and provides a default value displayed in parenthesis For example if you enter show portconfig Without specifying a port as a parameter the following appears Here the default of a11 ports is presented You can either accept the default by pressing Enter or you can enter a specifi
121. t to the default setting If congestion subsides you are done fno continue 4 Enter the show cacinfo command for each port Is the allocated bandwidth small and is the traffic mostly UBR e If no go back to step 4 and check next port e fyes continue 5 Enterthe show porttrafficcongestion command Is the UBR queue Max threshold large e If no go back to 4 e f yes continue 6 Reduce the UBR queue Max threshold by a small amount then wait a few minutes 7 Enterthe show portstats command and take the default of a11 Is the number of cells dropped increasing for this port and quickly decreasing for all other ports e f yes proceed to the Port Congestion section fno continue 8 Isthe number of cells being dropped by all other ports decreasing somewhat e fno go back to step 6 e f yes continue 9 Enter the set caceqbwallocscheme command and set call admission control for this port to a more conservative policy moderate Or conservative 10 Go back to step 4 until all ports have been checked 5 4 SmartCell ZX 250 User Guide Troubleshooting Troubleshooting Congestion 5 4 3 Port Congestion 1 Enter the show portstats command a few times noting the value for cells dropped and unknown VCs dropped Is the difference for cells dropped equal to the difference for VCs dropped e If yes the switch is improperly set up Check the switch configuration e f no this indicates port congestio
122. the SmartCell ZX 250r only The power supply modules for the ZX 250r are hot swappable which means you can install or replace a power supply module while the other power supply and the ZX 250r are operational Because of this you may be working with a device that is connected to line voltage Exercise extreme caution when performing this task 1 Turn off the power switch on the power supply module to be removed 2 Remove the power supply module s power cord 3 Locate the power supply module s straight head holding screw at the lower left corner of the power supply module see Figure 4 15 4 42 SmartCell ZX 250 User Guide Switch Administration Performing Hardware Maintenance Flat blade Holding Screw Figure 4 15 Holding screw for power supply module 4 Using a medium size flat blade screw driver loosen the holding screw by turning it at least 90 degrees counter clockwise 5 Grasp the power supply module by its handle then gently pull the power supply module directly out of the ZX 250 chassis see Figure 4 16 Figure 4 16 RPS module extraction and replacement SmartCell ZX 250 User Guide 4 43 Performing Hardware Maintenance Switch Administration carries potentially hazardous voltage DO NOT insert hands into the power supply opening DO NOT touch the backplane DO NOT insert any metal or conductive objects into the power supply opening hs Warning Atthis point you have direct access to the po
123. the value represented by this object identifier using the SNMP protocol returns the actual number of data direct connections for the identified LEC SmartCell ZX 250 User Guide C 3 MIB SMI MIB Files and Internet MIB Hierarchy Cote ects 2 ZnIpATM 1295 2 200 I znCommon 1295 2 300 I znTrap 1295 2 301 I znlisp 1295 2 3333 L znLec 1295 2 3333 9 1 1 lt q Label from the root to this point is 1 3 6 1 4 1 1295 p znLecDDCount 1 1 Figure C 3 ZeitNet Cabletron ZX 250 MIB object identifier example C 1 3 Supported Protocols Agent Support The SmartCell ZX 250 supports Simple Network Management Protocol SNMP Both the SNMPv1 and SNMPv2c formats of the protocol are supported C 1 4 Supported SMI Formats Zeitnet proprietary MIBs are defined using SNMPv2 format of the SMI C 1 5 Zeitnet Cabletron Proprietary MIB Groups The following table of Zeitnet proprietary MIB groups lists group name object identifier and group function Table C 1 Zeitnet proprietary MIB groupings Name Object Identifier Function zeitnet 1 3 6 1 4 1 1295 All Zeitnet Proprietary Objects znProducts 1 3 6 1 4 1 1295 1 ZeitNet product specific znManagedObjects 1 3 6 1 4 1 1295 2 Various classes of Managed entities znlpAtm 1 3 6 1 4 1 1295 2 200 IP ATM services znIpAtmClient 1 3 6 1 4 1 1295 2 200 1 IP ATM Client Services C 4 SmartCell ZX 250 User Guide Agent Support MIB SMI MI
124. then plug them into the SmartCell ZX 250 SmartCell ZX 250 User Guide 3 3 Creating an Emulated LAN IP Over ATM and LANE 1 Enter the start LECSs command to activate LANE server services on this switch SmartCell ZX start lecs NOTICE LECS LECS started SmartCell ZX 2 Create an ELAN on your SmartCell ZX 250 switch by executing the add elan command The following is an example SmartCell ZX add elan ELANNumber 0 1 lt 1 is used instead of the default 0 ELANName ELAN001 Marketing lt ELAN is named Marketing instead of the default ELANO000 ConnectMethod SVC ELANType 802 3 lt The default Ethernet is used Multipoint YES MTU 1516 Distribute PROXY SmartCell ZX 3 Create a client for the switch on the ELAN For example enter SmartCell ZX add laneclient ClientNumber 0 1 One is used instead of the default 0 LanName ELANOO1 Marketing ELAN name is Marketing not the default ELANOO1 ServerType LECS ServerAddress No LANE server address is specified see note below IPAddress 90 1 1 1 IP address and subnet mask are included only as examples NetMask 255 0 0 0 255 255 255 0 MTU 1516 SmartCell ZX 4 appropriate for the IP address However if necessary you can change the subnet Note The command add 1aneclient always prompts you with a subnet mask that is mask to correspond to the strategy employed within your networks Note When you create a
125. to Create an IP over ATM VLAN Create an emulated Ethernet LAN LANE 3 1 CREATING AN IP OVER ATM VLAN This section describes implementing IP over ATM on your SmartCell ZX 250 switch The following assumptions are made e The ZX 250 switch will have a client on the IP over ATM VLAN e The ARP server will reside on the switch and correspond to the address of the switch client e Allend nodes computers edge devices and so on support Switched Virtual Circuits SVCs 1 Log into the switch either through the terminal port or through the Ethernet interface by telnet 2 Create a client on the switch and assign it as the ARP server for the VLAN SmartCell ZX add ipatmclient ClientNumber 0 1 ServerType NONE local lt the ARP server is assigned to the switch client ServerAddress IPAddress 90 1 1 1 IP address is for example only NetMask 255 0 0 0 255 255 255 0 subnet mask is for example only MTU 9180 SmartCell ZX The example above creates a client on the switch designates the client as the ARP server for the VLAN ServerType local and assigns the client an IP address and subnet mask appropriate for the IP address However if necessary you can change the subnet Note The command add ipatmclient always prompts you with a subnet mask that is mask to correspond to the strategy employed within your networks B Note Never create an IP over ATM VLAN or an IP over ATM client with the same sub
126. to routes using a metric tag one of the input parameters for add ATMRoute The metric tag specifies a particular pair of incoming and outgoing metrics contained within a list of metrics Metrics are created using the add PNNIMetric command Each metric pair specifies a set of values that describe a route s Service Category cell rates bandwidth and administrative weight Locally metric values determine the behavior of the link while network wide PNNI s Generic Call Admission Control GCAC assesses metrics when establishing calls In the following example a metric pair is created with metric tag of nine that specifies CBR as the Service Category administrative weight of 200 Max Cell Rate of 1000 cells per second and an Available Cell Rate of 750 cells per second First we create the outgoing member of the metric pair SmartCell ZX add pnnimetrics MetricsTag 1 9 TrafficDirection Outgoing lt Ist pair member we accept the default ServiceCategory UBR cbr GCAC CLP 2 AdminWeight 5040 200 MaxCellRate 1 1000 AvailableCellRate 1 750 MaximumCellTransferDelay 1 CellDelayVariation 1 CellLossRatioForCLP 0 1 CellLossRatioForCLP 0 1 1 CellRateMargin 1 VarianceFactor 1 Next we create the incoming member of the metric pair SmartCell ZX add pnnimetrics MetricsTag 1 1 9 TrafficDirection Outgoing incoming 2nd pair member we set as incoming ServiceCategory UBR cbr GCA
127. tor with CLP no Tagging and SCR SND Ui A WwW N m Traffic Descriptor with CLP Tagging and SCR 11 Traffic Descriptor with CLP and best effort 4 18 SmartCell ZX 250 User Guide Switch Administration TrafficManagement A user defined PVC must have user defined traffic descriptors For instance if a video link over a PVC requires a constant data flow of 5000 kb s and a peak cell rate of 8000 kb s create a traffic descriptor for CBR traffic that specifies 5000 as the sustained cell rate and 8000 as the peak cell rate SmartCell ZX add trafficdescriptor TrafficType UBR cbr TrafficDescriptorType 2 3 PCRCLPO1 100 8000 PCRCLPO 100 SCRCLP01 0 5000 SCRCLPO 0 MBSCLPO01 0 10000 MBSCLPO 0 QOSCLASS 1 AalType 5 SmartCell ZX Each traffic descriptor is identified by a unique index number Use the index number to specify which traffic descriptor to use when setting up a PVC For example the add pve command prompts you for the traffic descriptor index SmartCell ZX add pvc ConnType PTP B LowPort b1 LowVPI 0 LowVCI 100 HighPort b2 HighVPI 0 HighVCI 100 FwdTrafficDescriptorIndex 3 forward traffic descriptor index BkwTrafficDescriptorIndex 2 backward traffic descriptor index SmartCell ZX Notice in the example above that you can use different traffic descriptors for forward and backward traffic 4 6 2 Call Admission Contro
128. traffic descriptors 0 00 0 eee 4 12 4 17 maximum burst size 4 17 minimum cell rate 4 17 peak cell tate ese cames 4 17 sustained cell rate 4 17 type number uic uoa ro tes Ri Dt 4 18 traffic management 4 17 bandwidth allocation 4 17 call admission control 4 17 call admission control policy 4 19 p 9 4 17 early packet discard 4 22 PCT testante tee 4 22 OOS an 4 17 RM cells t UE 4 22 service category o eee eee cece eee 4 17 thresholds tite tie 4 17 traffic descriptors 4 17 troubleshooting ees 5 1 COIDBOSLIOD i ie censet ien ene tn enne teet e 5 3 diagnosing congestion 5 4 global congestion sess 5 4 IP over ATM uh ret erede 5 1 LAN emulation eeeseee 5 2 IQ 5 3 port congestion esee 5 5 U UBR uem eevee eee 4 2 UN pe 4 2 UNI route ATMTOU E ee itane ie ettet eret tonne 4 5 constructing an ATM address 4 5 VIEWIDS isnt rere ote ineo EYE 4 5 UNDTOUGS5 2 tastes o rapit tiIuto e eere epi e tuo 4 5 unpacking the switch ee 2 1 unspecified bit rate esses 4 21 update firmware sess 4 28 4 29 unsuccessful Update 4 29 update
129. ue n emet pas de bruits radioelectriques depassant les limites applicables aux appareils numeriques de la class A prescrites dans le Reglement sur le brouillage radioelectrique edicte par le ministere des Communications du Canada SmartCell ZX 250 User Guide iii DECLARATION OF CONFORMITY ADDENDUM Application of Council Directive s Manufacturer s Name Manufacturer s Address Product Name European Representative Name European Representative Address Conformance to Directive s Product Standards Equipment Type Environment 89 336 EEC 73 23 EEC Cabletron Systems Inc 35 Industrial Way P O Box 5005 Rochester NH 03866 SmartCell ZX 250 SmartCell ZX 2501 SmartCell ZX 250r Mr J Solari Cabletron Systems Limited Nexus House Newbury Business Park London Road Newbury Berkshire RG13 2PZ England EC Directive 89 336 EEC EC Directive 73 23 EEC EN 55022 EN 50082 1 EN 60950 Networking Equipment for use in a Commercial or Light Industrial Environment We the undersigned hereby declare under our sole responsibility that the equipment packaged with this notice conforms to the above directives Manufacturer Legal Repersentative in Europe iv SmartCell ZX 250 User Guide Full Name Mr Ronald Fotino Title Principal Compliance Engineer Location Rochester NH U S A Full Name Mr J Solari Title Managing Director E M E A Location Newbury Berkshire England SAFETY INFORM
130. un NT 3 5 1 select the File menu and click Run Enter a Nsetup exe to install from drive a OR lt path gt Disk1 setup exe to install from the network The Software License Agreement dialog box appears Follow the instructions on the screen and click Yes to proceed The Welcome dialog box appears Read the instructions and click Next to proceed The Choose Destination Location screen appears Follow the instructions on the screen and click Next Setup performs the following tasks Copies several files to c ZX Admin or to the destination you specified Creates a program group called SmartCell ZX Network Management Tools Common Creates icons in the group SmartSwitch ATM Administrator starts the application Online Help starts the on line help Readme displays release notes UnInstall SmartSwitch ATM Administrator removes the application from your PC The Setup Complete dialog box appears Read the message and click Finish The Information dialog box appears Click OK 2 7 2 Starting SmartSwitch ATM Administrator the First Time When you use SmartSwitch ATM Administrator for the first time you should change the default passwords to prevent unauthorized access to the application The application arrives with two user accounts set up as described in Table 2 3 Table 2 3 Default accounts and passwords User Name Access Level Default Password admin Administrator admin guest Guest guest 1 In the Sma
131. wer bus of the backplane which 6 Replace the power supply with a new power supply module or with the sheet metal blank metal blank in its place Failing to do so affects the fan s airflow and may cause overheating and component failure You also must replace the blank to maintain EMI integrity wy Caution If you do not replace the power supply module you MUST install the sheet 3 VU 4 9 15 Replacing a Fuse Use the following instructions to replace a spent fuse 1 Turn the power switch to off and remove the power cord 2 Access the fuse assembly part of the power plug assembly in the back of the switch 3 With a flat blade screw driver gently pry out the plastic fuse assembly see Figure 4 17 ZX 250r ZX 250 and ZX 250i Figure 4 17 Pry out the fuse assembly 4 44 SmartCell ZX 250 User Guide Switch Administration Performing Hardware Maintenance 4 Remove the spent fuse from holder 1 Push out the small storage drawer 2 behind the fuse holder remove the fresh fuse and place in holder Figure 4 18 Detail of fuse assembly 5 Replace the fuse assembly by pushing it back into the power plug assembly SmartCell ZX 250 User Guide 4 45 Performing Hardware Maintenance Switch Administration 4 46 SmartCell ZX 250 User Guide 5 TROUBLESHOOTING This chapter provides basic troubleshooting for diag
132. witchs 204 95 77 184 0 27 54 Up 02 01 27 E Server N A N SmarSwitch 2500 Provides management of Virtual Circuit Links including creation and deletion Figure 2 10 SmartSwitch ATM Administrator Note Capabilities that are not available from the SmartSwitch ATM Administrator are debugging and tracing SmartS witch ATM Administrator can be installed on a PC running Windows NT 4 0 Windows NT 3 51 or Windows 95 and requires the following PC hardware configuration 2 7 1 Pentium 133 Mhz or faster processor 20 MB disk space 32 MB RAM Monitor with resolution of at least 800 x 600 pixels Installation Steps Network connections either Ethernet or ATM to the switches you manage The installation process for SmartSwitch ATM Administrator is essentially the same for all the supported operating systems Follow these instructions for installation on NT 4 0 NT 3 5 1 or Win95 2 18 SmartCell ZX 250 User Guide Switch Installation and Setup SmartSwitch ATM Administrator If you are using diskettes make backup copies of the SmartSwitch ATM Administrator diskettes Put the original diskettes in a safe place use them if your backup copies become unusable Use your backup copies to complete the installation procedure Load Disk 1 into drive a or note the network path to the directory that contains the SmartS witch ATM Administrator files Start the installation software NT 4 0 or Win95 click Start then click R
133. work with certain devices ILMI may also need to be disabled on the SmartCell ZX 250 Use the set PortConfig command to disable ILMI on the SmartCell ZX 250 on a per port basis IISP Routing Considerations When creating routes between the SmartCell ZX 250 running PNNI and IISP devices the criteria that characterize IISP connectivity still apply To reach a SmartCell ZX 250 within the PNNI domain the IISP device must have a configured route that points directly to a port on the target SmartCell ZX 250 Conversely there must be a SmartCell ZX 250 that has a direct physical link and a route over that link to the IISP device The following two examples illustrate this point In Figure 4 1 Switch A is an IISP device connected to the PNNI domain through Switch B Switch A contains an LEC which is a member of an ELAN whose LECS is on Switch C within the PNNI domain If the LEC on Switch A is to make contact with the LECS on Switch C Switch A must contain an IISP route denoted by the dotted line directly to switch C Furthermore Switch B must contain a route to switch A over the physical link that connects the two switches SmartCell ZX 250 User Guide 4 3 ATM Routing Switch Administration Note Dotted lines in the diagrams below represent one way routes to the devices pointed to by the arrowheads Each route is defined on the device from which the dotted line originates
134. working with a device that is connected to line voltage Exercise extreme caution when performing this task 1 Remove the two Phillips head screws that hold the power supply module blank in place and carefully remove the blank see Figure 4 14 2 Make sure that the power switch on the new power supply module is switched to off Also remove the power cord if connected xy Warning Atthis point you have direct access to the power bus on the backplane which a carries potentially hazardous voltage DO NOT insert hands into the power supply opening DO NOT touch the backplane DO NOT insert any metal or conductive objects into the power supply opening SmartCell ZX 250 User Guide 4 41 Performing Hardware Maintenance Switch Administration 3 Holding the new power supply module by its handle see Figure 4 16 carefully insert the module into the power supply opening until it engages the backplane and is flush with the back of the ZX 250r Figure 4 14 Rear view of ZX 250r with single power supply module 4 Using a medium size flat blade screw driver secure the power supply module to the chassis by tightening the holding screw at the lower left corner of the power supply module see Figure 4 13 and Figure 4 15 5 Connectthe power cord to the power supply module The new power supply is ready to be turned on 4 9 14 Removing a Power Supply Module SmartCell ZX 250r Only The following instructions are for
135. y because it is running the image of the operating software that resides in volatile system memory If possible determine why the update firmware command failed Common causes for failure are e Incorrect path and file names e Improper permission settings on the directory containing the upgrade software e SmartCell ZX 250 is not physically connected to the network e SmartCell ZX 250 cannot reach the TFTP server s subnet SmartCell ZX 250 User Guide 4 29 Saving Core Dumps Switch Administration If the problem is corrected enter the update firmware command to continue with the upgrade process However if you are unable to correct the problem use the af download flash command and a TFTP Bootp server to replace the operating software on your SmartCell ZX 250 Follow the procedure outlined below 1 Setup TFTP Bootp server software on a workstation 2 Connect both the TFTP Bootp server and the SmartCell ZX 250 to your Ethernet network Make sure that the TFTP Bootp server can be reached by the SmartCell ZX 250 Ethernet interface 3 Connect a dumb terminal or PC running terminal emulation software to the SmartCell ZX 250 Terminal port 4 Copy the SmartCell ZX 250 operating software image into the appropriate location on the TFTP Bootp server 5 Setup the TFTP Bootp server tables or equivalent file with the SmartCell ZX 250 MAC address and IP address You may also need to specify the path to the image file to be downloaded 6

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