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SmartCell 6A000 User Guide   2-13

Switch  Installation  and  Setup

SmartSwitch ATM Administrator  

Figure 2-4 SmartSwitch ATM Administrator

2

p›F

Capabilities that are not available from the SmartSwitch ATM Administrator are 
debugging and tracing.

SmartSwitch 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:

U

Pentium 133 Mhz or faster processor

U

20 MB disk space

U

32 MB RAM

U

Monitor with resolution of at least 800 x 600 pixels

U

Network connections (either Ethernet or ATM) to the switches you manage

2.6.1

Installation Steps

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.

Содержание SmartCell 6A000

Страница 1: ...SmartCell 6A000 User Guide 35 Industrial Way Rochester NH 03866 USA 603 332 9400 Part Number 04 0045 02 Rev A Order Number 9032539...

Страница 2: ...TS 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 1998 b...

Страница 3: ...the SmartCell 6A000 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...

Страница 4: ...Berkshire RG13 2PZ England Conformance to Directive s Product Standards EC Directive 89 336 EEC EC Directive 73 23 EEC EN 55022 EN 50082 1 EN 60950 Equipment Type Environment Networking Equipment for...

Страница 5: ...NELEC 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 t...

Страница 6: ...mtronics 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 fi...

Страница 7: ...SUMMARY SAFETY The SmartCell 6A000 meets the safety requirements of UL 1950 CSA C22 2 No 950 EN 60950 IEC 950 and 73 23 EEC EMC The SmartCell 6A000 meets the EMC requirements of FCC Part 15 EN 55022...

Страница 8: ...Document Part Number 04 0045 02 Rev A Document Order number 9032539 Author Bruce Jordan Editor Carre Gibson Illustrator Michael Fornalski Cover Designer Michael Fornalski Date Revision Description Se...

Страница 9: ...2 12 2 6 1 Installation Steps 2 13 2 6 2 Starting SmartSwitch ATM Administrator the First Time 2 14 2 6 3 Accessing Online Help 2 15 3 IP Over ATM and LANE 3 1 3 1 Creating an IP over ATM VLAN 3 1 3...

Страница 10: ...ore Dumps 4 30 5 Troubleshooting 5 1 5 1 Troubleshooting IP over ATM 5 1 5 2 Troubleshooting LAN Emulation 5 2 5 3 Troubleshooting PNNI Links 5 3 5 4 Troubleshooting Congestion 5 3 5 4 1 Diagnosing Co...

Страница 11: ...tCell 6A000 User Guide xi TABLE OF CONTENTS C 3 Electronic Services C 1 C 4 Placing A Support Call C 1 C 5 Hardware Warranty C 2 C 6 Software Warranty C 2 C 7 Repair Services C 2 D Acronyms D 1 Index...

Страница 12: ...xii SmartCell 6A000 User Guide TABLE OF CONTENTS...

Страница 13: ...istrator 2 13 Figure 4 1 IISP route across PNNI domain 4 4 Figure 4 2 Routes needed for a second IISP switch 4 4 Figure 4 3 IP routing through SW1 for connectivity to the Ethernet network 4 9 Figure 4...

Страница 14: ...xiv SmartCell 6A000 User Guide List of Figures...

Страница 15: ...riptor type number explanation 4 18 Table 4 3 Settings for QoS queues 4 22 Table 4 4 Boot load commands 4 24 Table A 1 Front panel LEDs A 1 Table A 2 Hardware Specifications A 2 Table A 3 Physical Spe...

Страница 16: ...xvi SmartCell 6A000 User Guide List of Tables...

Страница 17: ...000 switch By performing the steps described in the first two chapters of this manual your switch will be physically installed accessible on your Ethernet network and running either an IP over ATM VLA...

Страница 18: ...1 2 SmartCell 6A000 User Guide Introduction...

Страница 19: ...that it contains the following items 7 foot UTP cable terminated on both ends with RJ 45 connectors RJ 45 to 9 pin female adapter labeled PC Console cabling instruction sheet Diskettes containing swit...

Страница 20: ...ecification 6A IOM 21 4 155 Mbps OC 3 STM 1 MMF SC 4 port 6A IOM 22 4 155 Mbps STS 3c STM 1 UTP 5 RJ 45 4port 6A IOM 29 4 155 Mbps OC 3 STM 1 SMF IR SC 1port MMF SC 3 port 6A IOM 29 4 IR 155 Mbps OC 3...

Страница 21: ...vide up to 75 user ports Modules should be connected with inter module trunks if traffic must cross between modules Table 2 3 shows the maximum number of LAN and ATM switch modules that can be install...

Страница 22: ...below to install the switch module into the chassis Refer to Figure 2 2 s Remove the metal blank that covers one of the empty slots in the chassis Open the ejectors at the top and bottom of the switch...

Страница 23: ...P address and subnet mask Once these tasks are complete the switch can be reached through your Ethernet network for additional configuration and administration Perform the following steps to configure...

Страница 24: ...ed RJ 45 UTP cable into the 9 pin RJ 45 adapter see Figure 2 3 2p F For information about adapter wiring configurations see Appendix A Specifications T Plug the other end of the UTP cable into the Sma...

Страница 25: ...inserted the module into a chassis that was turned on press the Reset switch to see the diagnostics G After the diagnostics are finished the switch prompts for a password Enter the default password ad...

Страница 26: ...irm 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 U Using th...

Страница 27: ...n 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 p...

Страница 28: ...ommand 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 cre...

Страница 29: ...y 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...

Страница 30: ...0 00 00 00 00 00 00 14 72 80 PrefixLength 104 Index 0 Type Internal The type of reachability Use Internal Exterior or Reject Type Internal exterior Scope 0 MetricsTag 0 SmartCell ZX 2p F Press the Esc...

Страница 31: ...s NT 4 0 Windows NT 3 51 or Windows 95 and requires the following PC hardware configuration U Pentium 133 Mhz or faster processor U 20 MB disk space U 32 MB RAM U Monitor with resolution of at least 8...

Страница 32: ...reen and click Next Setup performs the following tasks Copies several files to c ZXAdmin or to the destination you specified Creates a program group called SmartCell ZX Network Management Tools Common...

Страница 33: ...SmartSwitch ATM Administrator operations including changing passwords and adding users are documented within the application s online help Follow these instructions to access the online help facility...

Страница 34: ...2 16 SmartCell 6A000 User Guide SmartSwitch ATM Administrator Switch Installation and Setup...

Страница 35: ...gh 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 N...

Страница 36: ...embers 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 specif...

Страница 37: ...ce 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...

Страница 38: ...LAN001 Marketing ELAN name is Marketing not the default ELAN001 ServerType LECS ServerAddress No LANE server address is specified see note below IPAddress 90 1 1 1 IP address and subnet mask are inclu...

Страница 39: ...dapter 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...

Страница 40: ...LAN000 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 80 02 LES for ELAN001 39 00 00 00 00 00 00 00 00 00 14 41 80 00 20 D4 14 41 81 02 LES for ELAN010 39 00 00 00 00 00 00 00 00 00 14 41 80 00...

Страница 41: ...ular VLAN depends upon whether the SmartCell 6A000 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 AT...

Страница 42: ...3 8 SmartCell 6A000 User Guide F amV m h d F 2 6 3 F 1 m 2...

Страница 43: ...iles It does not back up an image of the 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 6A000 The bac...

Страница 44: ...r purposes of interoperability however the SmartCell 6A000 also supports these additional ATM routing protocols IISP Use to connect with devices that do not support PNNI UNI Use to connect end station...

Страница 45: ...st 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 6A000 Note For IISP routes to work with certain...

Страница 46: ...cross 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...

Страница 47: ...s 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 Index 0 Type Internal Scope 0 MetricsTag 0 SmartCell ZX 4 Enter the...

Страница 48: ...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...

Страница 49: ...defines its desirability to the PNNI routing 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...

Страница 50: ...d LAN To reach SW2 with the Ethernet based NMS create an IP route 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 SmartC...

Страница 51: ...following categories Critical Impacts the entire switch leaving the system unavailable or in a degraded state Major Impacts a feature of the switch leaving the feature unavailable or in a degraded st...

Страница 52: ...r of the event in the circular buffer Event ID A unique ID assigned to the event Time Time of event in switch up time in hours minutes seconds and milliseconds Category Whether this event is critical...

Страница 53: ...SmartCell 6A000 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...

Страница 54: ...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 traf...

Страница 55: ...rType 11 PCRCLP01 100 0 we set everything to zero PCRCLP0 0 SCRCLP01 0 SCRCLP0 0 MBSCLP01 0 MBSCLP0 0 QOSCLASS 0 AalType 5 SmartCell ZX 2 Use show trafficdescriptor to obtain the new traffic descripto...

Страница 56: ...tmclient 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...

Страница 57: ...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...

Страница 58: ...ee the change to port A1 SmartCell ZX show portconfig a1 Port A1 Parameter Configured Current Sig Type autoConfig pnni10 Sig Role other symmetric Interface Type private private Max vpi bits 3 0 VPI on...

Страница 59: ...all Admission Control CAC policies The service category for a connection Buffer memory allocation Threshold settings for anti congestion routines Caution Do not change traffic control settings unless...

Страница 60: ...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 descript...

Страница 61: ...rward and backward traffic 4 6 2 Call Admission Control Policy Call Admission Control CAC policy defines the bandwidth allocation scheme used by the CAC when setting up connections The SmartCell 6A000...

Страница 62: ...ON CON CON LIB CON D3 0 CON CON CON LIB CON D4 0 CON CON CON LIB CON SmartCell ZX If there are a large number of connections of a particular QoS on a particular port and these connections begin to slo...

Страница 63: ...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...

Страница 64: ...hold 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 Thresh...

Страница 65: ...is the default copy Clear all configurations stored within the flash file system Check boot load firmware version numbers Load switch firmware upgrades Set whether power on system tests POST are auto...

Страница 66: ...ther POST is set to run at switch start up none df Download Software Downloads software images from a TFTP Bootp server Different components of the switch software are downloaded depending on the para...

Страница 67: ...rkstation 2 Connect both the TFTP Bootp server and the SmartCell 6A000 to your Ethernet network Make sure that the TFTP Bootp server can be reached by the SmartCell 6A000 Ethernet interface 3 Connect...

Страница 68: ...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 Software1 are...

Страница 69: ...tation 2 Connect both the TFTP Bootp server and the SmartCell 6A000 to your Ethernet network Make sure that the TFTP Bootp server can be reached by the SmartCell 6A000 Ethernet interface 3 Connect a d...

Страница 70: ...rnet interface 3 Connect a dumb terminal or PC running terminal emulation software to the SmartCell 6A000 Terminal port 4 Copy the SmartCell 6A000 switch operating software image into the appropriate...

Страница 71: ...ftware 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...

Страница 72: ...following message appears Press any key to exit to boot load prompt stop the countdown by pressing any key The boot load prompt appears on the terminal screen 8 Enter the df s command The SmartCell 6...

Страница 73: ...oreDump 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 Note On UNIX systems make sure that...

Страница 74: ...0001 r14 e00d22f0 r15 00000008 d2000000 Core Dump Common DRAM dumped to tftpboot bobr core_cmn CPU DRAM dumped to tftpboot bobr core_cpu ffffffff ffffffff ffffffff ffffffff d2000010 ffffffff ffffffff...

Страница 75: ...is on SmartCell 6A000 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 A...

Страница 76: ...ocal ELAN 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 nodes configurations Are end nodes configured correct...

Страница 77: ...the VCC mask so that both switches use compatible VPI VCI pairs If link state is attempt check the following Is the PNNI peer group ID the same on both switches If not set both peer group IDs to the s...

Страница 78: ...replace it to the default setting If congestion subsides you are done If no continue 4 Enter the show cacinfo command for each port Is the allocated bandwidth small and is the traffic mostly UBR If n...

Страница 79: ...p 3 for every class of service for this port If no go to step 3 If yes continue 5 Enter the set caceqbwallocscheme command for this port Set call admission control for this port to a more conservative...

Страница 80: ...5 6 SmartCell 6A000 User Guide Troubleshooting Congestion Troubleshooting...

Страница 81: ...Table A 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...

Страница 82: ...Switching engine 2 5 Gbps non blocking NO SYNC DATA NO SYNC DATA 1 2 3 4 1 2 3 4 6A IOM 21 4 6A IOM 22 4 FAIL STATUS POWER RX ENET TX ENET S Y S T E M C O M A C NO SYNC DATA NO SYNC DATA 1 2 3 4 6A IO...

Страница 83: ...bs Power requirements typical 5V 19 amps at chassis power bus fully loaded Power dissipation typical 1 008 000 BTU s 95 watts fully loaded Operating temperature 15 to 40 C 41 to 104 F Operating humidi...

Страница 84: ...34 3 Mbps E 3 nonchannelized BNC female n a n a n a n a 150 m to DSX Table A 5 Protocols Standards and Specifications Protocol Standard Signaling ATM Forum UNI 3 0 ATM Forum UNI 3 1 ATM Forum UNI 4 0...

Страница 85: ...IBs 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 Ta...

Страница 86: ...A 6 SmartCell 6A000 User Guide Technical Specifications Specifications...

Страница 87: ...ternet MIB Hierarchy The MIB structure is logically represented by a tree hierarchy see Figure B 1 The root of the tree is unnamed and splits into three main branches Consultative Committee for Intern...

Страница 88: ...chy is shown in Figure B 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 enterpr...

Страница 89: ...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...

Страница 90: ...The following table of Zeitnet proprietary MIB groups lists group name object identifier and group function Table B 1 Zeitnet proprietary MIB groupings Name Object Identifier Function zeitnet 1 3 6 1...

Страница 91: ...33 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 1...

Страница 92: ...values given below are not supported ituDss2 atmfBici2Dot0 znIpAtmClientDDVcType Accepts only pvc 2 in sets lecMulticastSendType Accepts only best effort 1 lecMulticastSendAvgRate Accepts values only...

Страница 93: ...M 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 and manage the switch To create a client for the switch u...

Страница 94: ...Appendix B 8 SmartCell 6A000 User Guide Managing the SmartCell 6A000 Agent Support...

Страница 95: ...pport and Service C 1 TELEPHONE ASSISTANCE Our Technical Support Center is available Monday through Friday 8am to 8pm Eastern Time by calling 603 332 9400 C 2 FAX SERVICE You can fax support questions...

Страница 96: ...ceive updates and patches for verified reported software issues C 7 REPAIR SERVICES Cabletron offers an out of warranty repair service for all our products at our Santa Clara Repair Facility Products...

Страница 97: ...n Layer Mux ABR Available Bit Rate AFI Authority and Format Identifier ANSI American National Standards Institute API Application Programming Interface ARP Address Resolution Protocol ASCII American S...

Страница 98: ...ale de Telegraphique et Telephonique Consultative Committee on International Telegraphy and Telephony CCR Current Cell Rate CDV Cell Delay Variation CER Cell Error Ratio CES Circuit Emulation Service...

Страница 99: ...opean standard for digital transmission service at 2 Mb s E 3 European standard for digital transmission service at 34 4 Mb s transports 16 E1 circuits E NET Ethernet EFCI Explicit Forward Congestion...

Страница 100: ...r second GCAC Generic Call Admission Control GCRA Generic Cell Rate Algorithm GFC Generic Flow Control HEC Header Error Check IEEE Institute of Electrical and Electronic Engineers ICMP Internet Contro...

Страница 101: ...IPX Internetwork Packet Exchange protocol ITU TSS International Telecommunications Union Telecommunications Standards Sector ISDN Integrated Service Digital Network JPEG Joint Photographic Experts Gr...

Страница 102: ...bnetwork LLC Logical Link Control LMI Local Management Interface MAC Media Access Control MAN Metropolitan Area Network MB S Megabits per second MBS Maximum Burst Size MCR Minimum Cell Rate MIB Manage...

Страница 103: ...o Network Interface NRT VBR Non Real Time Variable Bit Rate NRZ Non Return to Zero NSAP Network Services Access Point OAM Operations and Maintenance OAM P Operations Administration Maintenance and Pro...

Страница 104: ...M Programmable Read Only Memory PTI Payload Type Indicator PTP Point to Point PTSE PNNI Topology State Element PTSE PNNI Topology State Packet PVC Permanent or Provisioned Virtual Circuit QOS Quality...

Страница 105: ...ainable Cell Rate SDH Synchronous Digital Hierarchy SEAL Simple Efficient Adaptation Layer SMF Single Mode Fiber SMDS Switched Multimegabit Data Service SNMP Simple Network Management Protocol SONET S...

Страница 106: ...nous Transmitter Receiver Interface TCP Transmission Control Protocol TD Traffic Descriptor TDM Time Division Multiplexing TFTP Trivial File Transfer Protocol TLV Type Length and Value UBR Unspecified...

Страница 107: ...Variable Bit Rate Non real Time VC Virtual Circuit VCC Virtual Channel Connection VCI Virtual Channel Identifier VCL Virtual Channel Link VLAN Virtual LAN VP Virtual Path VPC Virtual Path Connection V...

Страница 108: ...Appendix D 12 SmartCell 6A000 User Guide Acronyms...

Страница 109: ...ion guidelines 4 22 ambiguous commands 2 11 ARP server 3 1 ATM addressing 3 3 3 6 ATM ports A 3 ATM routing 4 2 B backup 4 1 bandwidth allocation 4 17 boot load commands 4 24 chpi 4 24 clfs 4 24 dcfg...

Страница 110: ...27 4 28 4 30 diagnosing congestion 5 4 display 2 8 DS3 2 3 empty cell 2 3 framing 2 3 length 2 3 mode 2 3 scrambling 2 3 timing 2 3 E E3 2 3 empty cell 2 3 mode 2 3 scrambling 2 3 timing 2 3 early pac...

Страница 111: ...nfiguration 2 8 inserting a 6A000 2 4 inspecting the switch 2 1 installation 2 3 installing the switch 2 3 IP over ATM add ipatmclient 3 1 addressing 3 3 ARP server 3 1 client 3 2 MAC address 3 3 serv...

Страница 112: ...4 22 real time variable bit rate 4 21 thresholds 4 21 unspecified bit rate 4 21 QoS queues 4 21 queue thresholds 4 21 R remove 2 8 repair services C 2 resource management cells 4 22 restart 2 8 2 9 r...

Страница 113: ...e number 4 18 traffic management 4 17 CLP 4 17 congestion 4 22 EFCI 4 22 EPD 4 22 maximum burst size 4 17 minimum cell rate 4 17 peak cell rate 4 17 queue allocation 4 22 RM cells 4 22 sustained cell...

Страница 114: ...I 6 SmartCell 6A000 User Guide Index viewing route metrics 4 7 VPI non zero values 4 14 VPI bits 4 14 VPI VCI pairs 4 14 Z ZeitNet Cabletron proprietary MIBs B 2...

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