Page 2 - NOTICE; Printed in the United States of America
ii SmartSwitch ATM Switch User Guide 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...
Page 3 - FCC CLASS A NOTICE; Note; DOC CLASS A NOTICE
SmartSwitch ATM Switch User Guide iii 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 tha...
Page 4 - Manufacturer’s Address:; 5 Industrial Way; European Representative Name:; Cabletron Systems, Limited; Principal Compliance Engineer; Legal Repersentative in Europe:
iv SmartSwitch ATM Switch User Guide DECLARATION OF CONFORMITYADDENDUM Application of Council Directive(s): 89/336/EEC 73/23/EEC Manufacturer’s Name: Cabletron Systems, Inc. Manufacturer’s Address: 35 Industrial Way P. O. Box 5005 Rochester, NH 03866 Product Name: SmartSwitch ATM switches European R...
Page 5 - LASER RADIATION AND CONNECTORS; W m
SmartSwitch ATM Switch User Guide v SAFETY INFORMATIONCLASS 1 LASER TRANSCEIVERS The connectors on I/O modules containing the part numbers IOM-29-4-MIX, IOM-29-4-IR, IOM-29-4-LR, IOM-39-1 and IOM-39-1-LR use Class 1 Laser transceivers. Read the following safety information before installing or opera...
Page 6 - FIBER OPTIC PROTECTIVE CAPS; Warning
vi SmartSwitch ATM Switch User Guide FIBER OPTIC PROTECTIVE CAPS Warning 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 us...
Page 7 - REGULATORY COMPLIANCE SUMMARY
SmartSwitch ATM Switch User Guide vii REGULATORY COMPLIANCE SUMMARY SAFETY SmartSwitch ATM switches meet the safety requirements of UL 1950, CSA C22.2 No. 950, EN 60950, IEC 950, and 73/23/EEC. EMC SmartSwitch ATM switches meet the EMC requirements of FCC Part 15, EN 55022, CSA C108.8, VCCI V-3/93.0...
Page 8 - REVISION HISTORY; SmartSwitch ATM Switch User Guide; Date; Initial release
viii SmartSwitch ATM Switch User Guide REVISION HISTORY Document Name: SmartSwitch ATM Switch User Guide Document Part Number: 04-0053-01 Rev. A Document Order Number: 9033002 Author: Bruce Jordan Editor: Ayesha Maqsood Illustrator: Mike Fornalski Date Revision Description >ÀV…Ê£™™™ " Initial...
Page 9 - TABLE OF CONTENTS
SmartSwitch ATM User Guide ix Table of Contents TABLE OF CONTENTS 1 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1.1 Contents of the User Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 13 - LIST OF FIGURES
SmartSwitch ATM User Guide xiii List of Figures LIST OF FIGURES Figure 2-1 Single PVP connection between clients and LANE services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15 Figure 2-2 Multiple PVP connection between clients and LANE services . . . . . . . . . . . . . . . . ....
Page 15 - LIST OF TABLES
SmartSwitch ATM User Guide xv List of Tables LIST OF TABLES Table 2-1 ELAN Join Policies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12 Table 6-1 Traffic descriptor type number explanation . . . . . . . . . . . . . ....
Page 17 - INTRODUCTION; CONTENTS OF THE USER GUIDE
SmartSwitch ATM User Guide 1-1 1 INTRODUCTION Welcome to the SmartSwitch ATM User Guide. This manual provides instructions and information about switch use, maintenance, and problem solving for all SmartSwitch ATM switches. These include • SmartSwitch 2500 Workgroup and Backbone ATM switches • Smart...
Page 18 - SMARTSWITCH ATM SWITCH DIFFERENCES; PVPs
1-2 SmartSwitch ATM User Guide SmartSwitch ATM Switch Differences Introduction 1.2 SMARTSWITCH ATM SWITCH DIFFERENCES Not all features are supported on all SmartSwitch ATM switches. The SmartSwitch 6500 has capabilities that are not supported by the other SmartSwitch ATM switches. The following is a...
Page 19 - IP OVER ATM AND LANE; Create an IP over ATM VLAN; CREATING AN IP OVER ATM VLAN; always prompts you with a subnet mask that is
SmartSwitch ATM User Guide 2-1 2 IP OVER ATM AND LANE This chapter describes working with the SmartSwitch ATM switch IP over ATM VLAN and emulated LAN capabilities. At the end of this chapter you will be able to use your SmartSwitch ATM switch to: • Create an IP over ATM VLAN • Create an emulated Et...
Page 20 - Enter the; added to the VLAN, the following ARP table entries should exist:
2-2 SmartSwitch ATM User Guide Creating an IP over ATM VLAN IP Over ATM and LANE 3. Enter the 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 t...
Page 21 - Default ATM Addressing for IP over ATM; Default Netprefix for SmartSwitch 2500 Family Switches; 9 + nine zero bytes + last three bytes of CPU MAC address; Default Netprefix for SmartSwitch 6500; netprefix; 9 + nine zero bytes + last three bytes of chassis MAC address; Default IP Over ATM Local Client Address; Local
SmartSwitch ATM User Guide 2-3 IP Over ATM and LANE Creating an IP over ATM VLAN Note If configured devices fail to join the VLAN, see Chapter 4, "Routing." Section 4.3. Also, see Chapter 9, "Troubleshooting." 2.1.1 Default ATM Addressing for IP over ATM ATM SmartSwitches provide a d...
Page 22 - CREATING AN EMULATED LAN
2-4 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE 2.2 CREATING AN EMULATED LAN This section describes the steps for implementing an Emulated LAN (ELAN) on your SmartSwitch ATM switch. Note If LANE services are to be reached through a virtual port on an ATM SmartSwitch, thi...
Page 23 - command verify that the client is operational.
SmartSwitch ATM User Guide 2-5 IP Over ATM and LANE Creating an Emulated LAN Note When you create a client, it automatically finds the LECS address using ILMI. Note The command add laneclient always prompts you with a subnet mask that is appropriate for the IP address. However, if necessary, you can...
Page 24 - ATM Addressing for LAN Emulation; SmartSwitch 2500 Family Default LANE Addressing; local client
2-6 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE acquire the LECS address through ILMI or use the Well Known Address as the address for the LECS. For details on the ATM SmartSwitch automatic addressing scheme for LANE, see Section 2.2.1. 7. As each end device registers wi...
Page 25 - LECS; netprefix + CPU MAC address + selector byte of 01; LES; SmartSwitch 6500 Default LANE Addressing
SmartSwitch ATM User Guide 2-7 IP Over ATM and LANE Creating an Emulated LAN The LECS address is constructed from: netprefix + CPU MAC address + selector byte of 01 For example netprefix = 39:00:00:00:00:00:00:00:00:00:14:41:89 chassis MAC address = 00:20:D4:14:41:80 then, default LECS address = 39:...
Page 26 - netprefix + chassis MAC address + selector byte of 01; ELANs Across Multiple Switches
2-8 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE The LECS address is constructed from: netprefix + chassis MAC address + selector byte of 01 For example netprefix = 39:00:00:00:00:00:00:00:00:00:A3:87:0B chassis MAC address = 00:00:1D:A3:87:0B then, default LECS address =...
Page 27 - Switch Clients; Distributed LANE Services
SmartSwitch ATM User Guide 2-9 IP Over ATM and LANE Creating an Emulated LAN 2.2.3 Switch Clients It is important to understand the concept of ATM SmartSwitch client connections. A switch client connection is actually a VLAN connection to the ATM SmartSwitch’s CPU (Here, we use the term VLAN to mean...
Page 29 - Use the; services and has successfully joined ELAN; exist on another switch (use the; ELAN Join Policies; Best Effort Elan Join Test; The following describe the; Best Effort; Does the client specify the name of the ELAN it wants to join?
SmartSwitch ATM User Guide 2-11 IP Over ATM and LANE Creating an Emulated LAN 6. Use the show client command on SW1 to see that the client has reached all the distributed LANE services and has successfully joined ELAN mis1 . SW1 # show client ClientNumber(ALL) : Client Type IP Address Server Type Se...
Page 31 - The LECSELANLEC Table
SmartSwitch ATM User Guide 2-13 IP Over ATM and LANE Creating an Emulated LAN Use the add lecselanpolicy command to create ELAN join policies. The following is an example of creating an ELAN join policy based on the By Packet Size policy. SmartSwitch # add lecselanpolicy PolicyIndex() : 2 — Can be a...
Page 32 - LANE Over WAN Circuits; Physical Versus Logical BUS Multicasting
2-14 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE In the following example, a client is identified by its ATM address and IP address, and associates it with ELAN number 1. SmartSwitch # add lecselanlec AtmAddress() : 39:00:00:00:00:00:00:00:00:00:44:55:66:11:22:33:44:55:6...
Page 34 - Using LNNI; LANE Service Redundancy
2-16 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE Currently, the SmartSwitch 6500 is the only SmartSwitch ATM switch that supports logical multicasting. For this reason, if you are connecting to LANE services across an ATM WAN using multiple PVPs and if client join reques...
Page 35 - Figure 2-3 LNNI Redundant LECSs on same network; LANE Load Sharing
SmartSwitch ATM User Guide 2-17 IP Over ATM and LANE Creating an Emulated LAN Figure 2-3 LNNI Redundant LECSs on same network LANE Load Sharing Running multiple LECSs, alleviates the bottleneck of a single LECS supporting all clients on all ELANs. Under LNNI, a client requesting a call setup is serv...
Page 36 - Figure 2-4 LNNI call set up load sharing
2-18 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE Figure 2-4 LNNI call set up load sharing Additional load sharing can be achieved using LNNI and distributed LANE services. Using distributed LANE, LNNI allows each switch containing an LECS to support up to eight (8) LES/B...
Page 37 - Figure 2-5 How LNNI handles ELAN join requests; Setting up LNNI LECs; Shut down all LANE services — LECS, LES and BUS
SmartSwitch ATM User Guide 2-19 IP Over ATM and LANE Creating an Emulated LAN Figure 2-5 How LNNI handles ELAN join requests Setting up LNNI LECs The procedure for setting up LNNI on a SmartSwitch ATM switch is performed by executing the following basic steps: • Shut down all LANE services — LECS, L...
Page 39 - command to obtain the ATM address of the LECS on that switch
SmartSwitch ATM User Guide 2-21 IP Over ATM and LANE Creating an Emulated LAN 6. On SW1, create an ELAN; in this example, we create elan1 : SW1 # add elan ELANNumber(0) : 1 ELANName(ELAN001) : elan1 ConnectMethod(SVC) : ELANType(802.3) : Multipoint(YES) : MTU(1516) : ErrorLogEnable(NO) : MinimumTDEn...
Page 40 - Configuring LNNI Distributed LES/BUS Servers
2-22 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE Similarly, enter the show elan 1 command on SW2 to obtain SW2’s LECS address SW2 # show elan 1 ELAN 1 ============================================================================== ELAN Number : 1 LECS Address : 39:00:00:0...
Page 42 - On switch SW3, use the; command to enable LNNI and SCSP (Server Cache; command to activate the switch’s LES and BUS.
2-24 SmartSwitch ATM User Guide Creating an Emulated LAN IP Over ATM and LANE 6. On switch SW3, use the set lnnistatus command to enable LNNI and SCSP (Server Cache Synchronization Protocol). SW3 # set lnnistatus LNNIStatus(Disabled) : enable SCSPStatus(Disabled) : enable SW3 # Note SCSP does not ha...
Page 45 - PNNI ROUTING; PNNI NODE ADDRESSING; Default PNNI Addressing; SmartSwitch 2500 Family Default Node ID; SmartSwitch 6500 Family Default Node ID
SmartSwitch ATM User Guide 3-1 3 PNNI ROUTING All ATM SmartSwitches use PNNI version 1.0 as their default routing protocol. PNNI provides automatic and dynamic connectivity among all PNNI nodes within the same peer group. By configuring multi-level PNNI topologies and peer group leaders, full hierar...
Page 46 - SmartSwitch 2500 Family Default Node ATM Address; is not the same as the ATM address of; is used by PNNI to identify; SmartSwitch 6500 Default Node ATM Address
3-2 SmartSwitch ATM User Guide PNNI Node Addressing PNNI Routing Note If the node does not have a child node, and the node is also at the lowest level, the second byte is assigned the constant value A0 (160 decimal). For example, for a node at the lowest level (80), the level and address length byte...
Page 47 - MULTI-LEVEL PNNI TOPOLOGY; Connecting Multiple Peer Groups
SmartSwitch ATM User Guide 3-3 PNNI Routing Multi-level PNNI Topology Use the show pnninode command to view ATM SmartSwitch PNNI node parameters. For example: SmartSwitch # show pnninode NodeIndex(1) : ================================================================================ Node Index : 1 No...
Page 48 - Figure 3-1 Physical connectivity for multi-peer group example; command to change the peer group ID of the switches in group A to
3-4 SmartSwitch ATM User Guide Multi-level PNNI Topology PNNI Routing 1. Physically connect switches SWA1, SWA2, and SWA3. Similarly, physically connect switches SWB1, SWB2, and SWB3 (see Figure 3-1). Figure 3-1 Physical connectivity for multi-peer group example 2. Use the set pnnipeergroupid comman...
Page 51 - Physical Connections Between Peer Groups; Adding Higher-level Peer Groups; Parent Group of
SmartSwitch ATM User Guide 3-7 PNNI Routing Multi-level PNNI Topology Connectivity is now established between the two peer groups. For example, if LANE services are running on a switch within peer group A, LANE clients can exist in group B. The clients in group B will traverse the link between the t...
Page 52 - Add a third node (at level 64) to either switch SWA3 or SWB3.; command to designate the switch’s second node (not third) as the
3-8 SmartSwitch ATM User Guide Multi-level PNNI Topology PNNI Routing 2. Add a third node (at level 64) to either switch SWA3 or SWB3. 3. Use the set pnnipglelection command to designate the switch’s second node (not third) as the PGL for the parent peer group, and specify the third node as the pare...
Page 53 - MANAGING PARALLEL PNNI LINKS; command to view the current administrative weights. For
SmartSwitch ATM User Guide 3-9 PNNI Routing Managing Parallel PNNI Links 3.3 MANAGING PARALLEL PNNI LINKS ATM SmartSwitches can be connected by more than one physical link. PNNI treats these connections as parallel physical links. By default, parallel links are considered to have equal capabilities ...
Page 54 - Aggregation Tokens; Perform the same operation on switch SWB2 in group B:
3-10 SmartSwitch ATM User Guide Managing Parallel PNNI Links PNNI Routing Use the set pnniinterface command to set the administrative weight of a physical link originating from a particular port. The following, is an example of increasing the administrative weight for CBR call setups through the phy...
Page 55 - Figure 3-4 Aggregation token values and parallel links; PNNI Link Timing
SmartSwitch ATM User Guide 3-11 PNNI Routing Managing Parallel PNNI Links The physical connection from switch SWA2 to switch SWB2 is now advertised as a second logical link within the parent peer group (see Figure 3-4). Figure 3-4 Aggregation token values and parallel links 3.3.2 PNNI Link Timing By...
Page 56 - Caution
3-12 SmartSwitch ATM User Guide Managing Parallel PNNI Links PNNI Routing However, certain time-sensitive implementations of PNNI may require that link fail occur either immediately or after a period of time longer than three seconds. Use the set linkmonitortimeout command to control the time requir...
Page 57 - ROUTING; ADDITIONAL ROUTING PROTOCOLS; IISP ROUTES
SmartSwitch ATM User Guide 4-1 4 ROUTING 4.1 ADDITIONAL ROUTING PROTOCOLS Along with PNNI, all ATM SmartSwitches support additional ATM routing protocols: • IISP — Use to connect with devices that do not support PNNI • UNI — Use to connect end stations (also to connect devices whose implementation o...
Page 58 - IISP Routing Considerations
4-2 SmartSwitch ATM User Guide IISP Routes Routing Note For IISP routes, always set the Type parameter of the add atmroute command to external . This indicates that the route is external to the PNNI domain. Note The add atmroute command allows you to specify a set of metrics to be used with the rout...
Page 59 - IISP Routing Example One; IISP Routing Example Two
SmartSwitch ATM User Guide 4-3 Routing IISP Routes IISP Routing Example One 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 ...
Page 60 - Figure 4-2 Routes needed for a second IISP switch; IISP Link Timing
4-4 SmartSwitch ATM User Guide IISP Routes Routing Figure 4-2 Routes needed for a second IISP switch 4.2.2 IISP Link Timing By default, if an IISP link loses connectivity, the link fails after three (3) seconds. This short amount of time is designed as a buffer in case of minor latency. By waiting t...
Page 61 - UNI ROUTES
SmartSwitch ATM User Guide 4-5 Routing UNI Routes 4.3 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 7A2 of a SmartSwitch 6500. If the adapter does not support ILMI or its ILMI is incompatible wit...
Page 62 - UNI Link Timing
4-6 SmartSwitch ATM User Guide UNI Routes Routing 4. Enter the show atmroute command to check that the UNI route was added. SmartSwitch # show atmroute AddressNumber(ALL) : No. Port Route Address Type Protocol ================================================================================ 1 7B4 39:...
Page 63 - ROUTE METRICS; Administrative Weights
SmartSwitch ATM User Guide 4-7 Routing Route Metrics Caution Remember that while some special network configurations may require the TimeoutValue to be zero (0), setting TimeoutValue to less than three seconds may cause a UNI route to fail unnecessarily. For this reason, care should be taken when se...
Page 64 - Create the outgoing member of the metric pair:; Enter; to view the newly created metric pair:
4-8 SmartSwitch ATM User Guide Route Metrics Routing 1. Create the outgoing member of the metric pair: SmartSwitch # add pnnimetric Executing this command : add PnniMetrics MetricsTag(1) : 9 TrafficDirection(Outgoing) : — 1st pair member, we accept the default (Outgoing) ServiceCategory(UBR) : cbr G...
Page 65 - IP ROUTING FOR MANAGEMENT
SmartSwitch ATM User Guide 4-9 Routing IP Routing for Management Once the metric is created, we can specify its metric tag number within the definition of a route. In this example, an IISP route is being created: SmartSwitch # add atmroute PortNumber() : 6b2 AtmAddress() : 39:00:00:00:00:00:00:00:00...
Page 66 - To see the route, enter the; command on SW2; NMS; AT; ELAN; IP Rou; Ethernet interface
4-10 SmartSwitch ATM User Guide IP Routing for Management Routing To see the route, enter the show route command on SW2 SmartSwitch # show route ROUTE NET TABLE destination gateway flags Refcnt Use Interface ------------------------------------------------------------------------ 0.0.0.0 0.0.0.0 1 0...
Page 67 - PVC CONNECTIONS; to define a traffic descriptor to use with the PVC:
SmartSwitch ATM User Guide 5-1 5 VIRTUAL PORTS AND STATIC CONNECTIONS 5.1 PVC CONNECTIONS ATM SmartSwitches support 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 mak...
Page 68 - Use; parameter
5-2 SmartSwitch ATM User Guide PVC Connections Virtual Ports and Static Connections 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 nu...
Page 70 - Connecting to Local Switch Client Through a PVC
5-4 SmartSwitch ATM User Guide PVC Connections Virtual Ports and Static Connections 5. Connect the workstations to their respective ports. 6. Configure the workstations for the same subnet and VPCI/VCI pair = 0/101. The broadcasting workstation on port 7a1 can send traffic to the receiving workstati...
Page 71 - PVP CONNECTIONS
SmartSwitch ATM User Guide 5-5 Virtual Ports and Static Connections PVP Connections 5.2 PVP CONNECTIONS Note PVP connections are supported only on the SmartSwitch 6500. However, because all ATM SmartSwitches support virtual ports, PVPs can be terminated using any SmartSwitch ATM switch. The SmartSwi...
Page 73 - Connecting PVPs; Figure 5-1 Terminating PVPs; VIRTUAL PORTS
SmartSwitch ATM User Guide 5-7 Virtual Ports and Static Connections Virtual Ports 5.2.1 Connecting PVPs PVPs are physically connected to other devices in the following two ways: • Physically connecting the PVP port to another PVP switch When connecting to another PVP switch, the VPI numbers assigned...
Page 74 - Creating Virtual Ports
5-8 SmartSwitch ATM User Guide Virtual Ports Virtual Ports and Static Connections 5.3.1 Creating Virtual Ports Virtual ports are created on physical ports by first allocating a range of Virtual Path Identifiers (VPIs), and then distributing the VPIs among the virtual ports. The number of VPIs used d...
Page 77 - Things To Watch Out For When Creating Virtual Ports; SOFT PVC AND PVP CONNECTIONS; Soft PVC and Soft PVP differences
SmartSwitch ATM User Guide 5-11 Virtual Ports and Static Connections Soft PVC and PVP Connections Things To Watch Out For When Creating Virtual Ports • Make certain that the virtual port number (Base VPI) plus the VPIs designated by MaxVpiBits does not exceed the Available VPIs as specified by MaxVp...
Page 78 - Making Soft PVC and PVP Connections; Create a traffic descriptor to be used by the connection; Creating a soft PVC; on the source switch to port
5-12 SmartSwitch ATM User Guide Soft PVC and PVP Connections Virtual Ports and Static Connections 5.4.2 Making Soft PVC and PVP Connections Creating soft PVC and PVP connections consists of the following general steps: • Configure a target port and ATM target address on the target switch • Create a ...
Page 81 - Creating a Soft PVP
SmartSwitch ATM User Guide 5-15 Virtual Ports and Static Connections Soft PVC and PVP Connections 5.4.4 Creating a Soft PVP Note Soft PVPs are supported only on the SmartSwitch 6500 ATM switch. The following is an example of creating a soft PVP between port 7a1 on the source switch and port 6b3 on t...
Page 85 - TRAFFIC MANAGEMENT; TRAFFIC MANAGEMENT CAPABILITIES; Traffic Descriptors
SmartSwitch ATM User Guide 6-1 6 TRAFFIC MANAGEMENT 6.1 TRAFFIC MANAGEMENT CAPABILITIES ATM SmartSwitches have extensive abilities for managing traffic flow. Traffic management includes all operations performed by the ATM SmartSwitch that ensures optimum switch throughput, where throughput is based ...
Page 86 - Type Valid
6-2 SmartSwitch ATM User Guide Traffic Management Capabilities Traffic Management ATM SmartSwitch user data cells are classified according to the state of a cell loss priority (CLP) bit in the header of each cell. A CLP 1 cell has a lower priority than a CLP 0 cell and is discarded first. Source tra...
Page 87 - command prompts you for the traffic descriptor index.; Call Admission Control Policy; Conservative
SmartSwitch ATM User Guide 6-3 Traffic Management Traffic Management Capabilities A user-defined PVC must have user-defined traffic descriptors. For instance, if a video link over a PVC requires a peak cell rate of 8000 kb/s, create a traffic descriptor for CBR traffic that specifies 8000 as the pea...
Page 89 - Queue Buffers; For example, enter the; and
SmartSwitch ATM User Guide 6-5 Traffic Management Traffic Management Capabilities 6.1.3 Queue Buffers ATM SmartSwitches perform buffering using a shared-memory architecture. Buffer space is divided into queues for each class of service. In turn, ports are allocated a portion of each of the service c...
Page 91 - commands to view and set these thresholds.
SmartSwitch ATM User Guide 6-7 Traffic Management Traffic Management Capabilities 6.1.4 EFCI, EPD, and RM Cell Marking To control switch congestion, ATM SmartSwitches implement standard resource management cell (RM-cell) marking, explicit forward congestion indicator cell marking (with backward RM c...
Page 93 - UPDATE FIRMWARE COMMANDS; The following is an example of a hot upgrade:; Notice that the; command does not use Bootp to find the TFTP server. Instead, the; Unsuccessful Update; If the
SmartSwitch ATM User Guide 7-1 7 FIRMWARE UPGRADES AND BOOTLINE COMMANDS 7.1 UPDATE FIRMWARE COMMANDS You can upgrade the operating firmware of an ATM SmartSwitch while the switch is running its current firmware. This procedure is known as a hot upgrade and is accomplished by the update firmware com...
Page 94 - BOOTLINE COMMANDS
7-2 SmartSwitch ATM User Guide Bootline Commands Firmware Upgrades and Bootline Commands If possible, determine why the update firmware command failed. Possible causes are: • The ATM SmartSwitch lost network connectivity before it finished its download • The wrong file or a corrupt file was download...
Page 95 - Load switch firmware upgrades; Accessing the Bootline Prompt; Perform the following steps to gain access to the bootline prompt:; command from the terminal.
SmartSwitch ATM User Guide 7-3 Firmware Upgrades and Bootline Commands Bootline Commands • Load switch firmware upgrades • Set whether power-on system tests (POST) are automatically run at start-up • Change the master/slave relationship for TSM/CPUs and CSMs on SmartSwitch 6500s 7.2.1 Accessing the ...
Page 96 - Bootline Commands Explanations; Bootline commands; Command
7-4 SmartSwitch ATM User Guide Bootline Commands Firmware Upgrades and Bootline Commands 7.2.2 Bootline Commands Explanations The following table describes the commands available from the bootline prompt, their use, and their associated parameters. Table 7-1 Bootline commands Command Action Paramete...
Page 97 - Switch to the redundant CSM:; none
SmartSwitch ATM User Guide 7-5 Firmware Upgrades and Bootline Commands Bootline Commands Figure 7-1 Memory locations affected by the bootline commands scsm Switch to the redundant CSM: Tells the SmartSwitch 6500 to transfer CSM mastership to the slave CSM. none swms Switches CPU mastership to other ...
Page 98 - Upgrading Boot Load firmware
7-6 SmartSwitch ATM User Guide Bootline Commands Firmware Upgrades and Bootline Commands 7.2.3 Upgrading Boot Load firmware Two images of the boot load firmware 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 usi...
Page 99 - Changing the Default Boot Load Image; Upgrading POST Diagnostic firmware
SmartSwitch ATM User Guide 7-7 Firmware Upgrades and Bootline Commands Bootline Commands 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 ATM SmartSwitch. 2. When the following messag...
Page 100 - Upgrading Switch Operating firmware
7-8 SmartSwitch ATM User Guide Bootline Commands Firmware Upgrades and Bootline Commands ............................................................................ ............................................................................ ............................................................
Page 101 - Start the ATM SmartSwitch by entering the
SmartSwitch ATM User Guide 7-9 Firmware Upgrades and Bootline Commands Bootline Commands ................................................... Validity checks of the Switch Software Downloaded file... All Validity checks OK Programming downloaded image into Switch Software section, please wait... New ...
Page 103 - ATM FILTERING AND CLOCKING; PORT ATM ADDRESS FILTERS; Creating ATM Address Filters; The process for using ATM address filtering is summarized below; How ATM Address Filters Work
SmartSwitch ATM User Guide 8-1 8 ATM FILTERING AND CLOCKING 8.1 PORT ATM ADDRESS FILTERS SmartSwitch ATM switches support ATM address filtering. Address filtering provides a way to control call setups through SVCs. Filtering is a process of stating whether entities with particular ATM source or dest...
Page 104 - ATM Address Filter Example; Source and Destination Address Masks
8-2 SmartSwitch ATM User Guide Port ATM Address Filters ATM Filtering and Clocking 8.1.3 ATM Address Filter Example The following is an example of creating a filter, a filter set, and assigning the filter set to an incoming and outgoing port. 1. Use the add atmfilter command to create filters on sou...
Page 105 - , the filter disregards the last two bits of the; Filter Considerations Regarding LANE and IP over ATM; PORT CLOCK CONFIGURATION
SmartSwitch ATM User Guide 8-3 ATM Filtering and Clocking Port Clock Configuration By setting the mask appropriately, a filter could either admit or deny access to all but a few addresses within a range. For example, if a filter’s mask is set to 00:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:FF:...
Page 106 - Network Clocking
8-4 SmartSwitch ATM User Guide Port Clock Configuration ATM Filtering and Clocking By default, the clock mode for all SmartSwitch 6500 ports is local . Use the set portclockmode command to change a ports clocking source. For example, the following sets port 5a3 into loopback mode. SmartSwitch # set ...
Page 107 - TROUBLESHOOTING; TROUBLESHOOTING IP OVER ATM
SmartSwitch ATM User Guide 9-1 9 TROUBLESHOOTING This chapter provides basic troubleshooting for diagnosing and fixing problems with VLAN, emulated LANs, PNNI links, and ATM traffic congestion. 9.1 TROUBLESHOOTING IP OVER ATM You have configured an IP over ATM VLAN, but your network applications are...
Page 108 - TROUBLESHOOTING LAN EMULATION
9-2 SmartSwitch ATM User Guide Troubleshooting LAN Emulation Troubleshooting 5. If working through these questions does not solve the problem, contact Cabletron Systems Customer Service. (see Appendix B, "Technical Support"). 9.2 TROUBLESHOOTING LAN EMULATION You have configured an Emulated ...
Page 109 - TROUBLESHOOTING PNNI LINKS; Switches in Same Peer Group
SmartSwitch ATM User Guide 9-3 Troubleshooting Troubleshooting PNNI Links - Do devices begin to register with the LES and BUS once multi-point signaling is turned off? 7. Check whether BUS is connected. • Use show busclient to check whether devices are registered with the BUS. If clients are registe...
Page 110 - TROUBLESHOOTING CONGESTION; Diagnosing Congestion; Global Congestion; Settings for Class of Service Queues; Service Class
9-4 SmartSwitch ATM User Guide Troubleshooting Congestion Troubleshooting 2. Make certain that the switches in the other peer group support multi-level PGLs and border nodes. If not, the other switches must be placed in the same peer group as the ATM SmartSwitch if you want them to connect. 3. Are t...
Page 111 - Port Congestion; Settings for Class of Service Queues (Continued)
SmartSwitch ATM User Guide 9-5 Troubleshooting Troubleshooting Congestion *Use the show portconfig command to view bandwidth utilization 3. Has the congestion subsided? • If yes, you are done. • If no, continue. 4. Have you changed the EPD threshold ( set switchtrafficcongestion command)? • If yes, ...
Page 112 - EVENTS AND ALARMS; Event Categories
9-6 SmartSwitch ATM User Guide Events and Alarms Troubleshooting • If yes, the switch is improperly set up. Check the switch configuration. • If no, this indicates port congestion. Continue. 2. Enter the show cacinfo command for this port. Note the bandwidth allocated for each Quality of Service on ...
Page 113 - Viewing Events and Alarms
SmartSwitch ATM User Guide 9-7 Troubleshooting Events and Alarms 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 alar...
Page 114 - Deleting Events and Alarms
9-8 SmartSwitch ATM User Guide Events and Alarms Troubleshooting Note Depending on the activity of your ATM SmartSwitch, the appearance of events on the ATM SmartSwitch may be too frequent to use the console comfortably. It is recommended that you turn on the automatic display of events only when tr...
Page 115 - SAVING CORE DUMPS
SmartSwitch ATM User Guide 9-9 Troubleshooting Saving Core Dumps 9.6 SAVING CORE DUMPS The ATM SmartSwitch core dump feature allows you to specify a local Ethernet host where, in the event of a system failure, the ATM SmartSwitch sends a copy of its memory. ATM SmartSwitch system memory is saved to ...
Page 117 - APPENDIX A AGENT SUPPORT
SmartSwitch ATM User Guide A-1 APPENDIX A AGENT SUPPORT This appendix briefly describes the support provided for managing an ATM SmartSwitch using Simple Network Management Protocol (SNMP). A.1 MIB, SMI, MIB FILES AND INTERNET MIB HIERARCHY A MIB (Management Information Base) is the term used to rep...
Page 118 - Figure A-1 Internet MIB hierarchy; CSI ZeitNet Proprietary MIBs; tt; Label from the root to
A-2 SmartSwitch ATM User Guide MIB, SMI, MIB Files and Internet MIB Hierarchy Agent Support Figure A-1 Internet MIB hierarchy A.1.1 CSI ZeitNet Proprietary MIBs The location of some of ZeitNet proprietary MIBs in the Internet hierarchy is shown in Figure A-2. All nodes starting with “zn” represent Z...
Page 119 - Figure A-2 CSI ZeitNet Private MIBs; Relation Between Object Identifier and the Represented Value
SmartSwitch ATM User Guide A-3 Agent Support MIB, SMI, MIB Files and Internet MIB Hierarchy . Figure A-2 CSI ZeitNet Private MIBs In Figure A-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 znManagedOb...
Page 120 - Figure A-3 Cabletron ATM SmartSwitch object identifier example; Supported protocols; CSI Zeitnet proprietary MIB groupings; Name
A-4 SmartSwitch ATM User Guide MIB, SMI, MIB Files and Internet MIB Hierarchy Agent Support : Figure A-3 Cabletron ATM SmartSwitch object identifier example A.1.3 Supported protocols All ATM SmartSwitches support Simple Network Management Protocol (SNMP). Both the SNMPv1 and SNMPv2c formats of the p...
Page 121 - CSI Zeitnet proprietary MIB groupings (Continued)
SmartSwitch ATM User Guide A-5 Agent Support MIB, SMI, MIB Files and Internet MIB Hierarchy 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....
Page 122 - ATM SmartSwitch MIB Support; MIB Exceptions
A-6 SmartSwitch ATM User Guide MIB, SMI, MIB Files and Internet MIB Hierarchy Agent Support A.1.6 ATM SmartSwitch MIB Support The ATM SmartSwitch is shipped with the following MIBs: • MIB II (RFC 1213) • Interface Table MIB (RFC 1573) • AToM MIB (RFC 1695) • AToM2 MIB • LANE MIB (ATM Forum) • ILMI 4...
Page 123 - Not Supported; MANAGING AN ATM SMARTSWITCH; Console Commands that Affect the Agent
SmartSwitch ATM User Guide A-7 Agent Support Managing an ATM SmartSwitch - p2mpRoot - p2mpLeaf • atmVplReceiveTrafficDescrIndex — Doesn’t accept ABR traffic descriptor • atmVplTransmitTrafficDescrIndex — Doesn’t accept ABR traffic descriptor Not Supported The following MIB objects are not supported....
Page 124 - Community: Sets the community strings for the ATM SmartSwitch; Default Community Strings; public — Used for all standard SNMP communication
A-8 SmartSwitch ATM User Guide Managing an ATM SmartSwitch Agent Support • Community: Sets the community strings for the ATM SmartSwitch • TrapCommunity: Specifies the NMS to which traps are sent • MyNMAddr: Specifies the IP address through which the switch is managed • TrustedNMS:Specifies the IP a...
Page 125 - APPENDIX B TECHNICAL SUPPORT; TELEPHONE ASSISTANCE
SmartSwitch ATM User Guide B-1 APPENDIX B TECHNICAL SUPPORT This appendix tells you what to do if you need technical support for your ATM SmartSwitch. Cabletron offers several support and service programs that provide high-quality support to our customers. For technical support, first contact your p...
Page 126 - HARDWARE WARRANTY
B-2 SmartSwitch ATM User Guide Hardware Warranty Technical Support • Hardware model number, software version, and switch configuration (that is, what part types are in what slots) B.5 HARDWARE WARRANTY Cabletron warrants its products against defects in the physical product for one year from the date...
Page 127 - INDEX
SmartSwitch ATM User Guide Index-1 INDEX A accessing the boot load prompt ................ 7-3 address filters ........................................... 8-1 example .............................................. 8-2 address masking ....................................... 8-2 administrative weight ...