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Cabletron Systems ELS100-24TXG Table 5-2. Switch Information Variables

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68 SNMP Management ELS100-24TXG

various system, switch, and port level information. System information MIB variables are shown in Table 5-1, switch information variables in Table 5-2, and port variables in Table 5-3.Table 5-1. System Information VariablesTable 5-2. Switch Information Variables

continued on next page

Variable Description

SerialNo Serial number of the unit.

TftpIpAddress TFTP server IP address for TFTP downloads.

TftpFilename Filename of the download upgrade file on the TFTP server.

PowerUpCount Cumulative number of times switch has powered up or

been reset.

BroadcastCutoffRate Per second rate past which broadcast and destination un-

known unicast frames are not flooded on each group of 8

10/100 ports and each Gigabit Ethernet port on the switch.

GatewayIPAddress IP address of the default gateway (rout er) to which p ackets

destined for another subnet are sent.

TftpStartDownload Start TFTP downloads via SNMP, using TftpIpA ddress and

TftpFilename.

BootpDhcpEnable Enable/disable BootP/DHCP for IP address configuration.

Reset Remotely execute a software reset of the switch.

Variable Descripti on

SwitchIpAddress IP address of the switch, used for management.

SwitchSubnetMask Subnet mask corresponding to the SwitchIPAddress.

ActiveAgingTime Aging tick period in seconds by which addresses in the for-

warding table are aged out.

SwitchStpStatus Enable/disable operation of Spanning Tree on the switch.

SwitchManager List of SNMP trap manager IP addresses.

SwitchTrapRcvr1 SNMP trap manager IP address #1.

SwitchTrapCommunity1 SNMP community associated with trap manager

IPaddress #1.

SwitchTrapRcvr2 SNMP trap manager IP address #2.

SwitchTrapCommunity2 SNMP community associated with trap manager

IP address #2.

SwitchTrapRcvr3 SNMP trap manager IP address #3.

SwitchTrapCommunity3 SNMP community associated with trap manager

IP address #3.

SwitchTrapRcvr4 SNMP trap manager IP address #4.

SwitchTrapCommunity4 SNMP community associated with trap manager

IP address #4.

SwitchPortMirroring Status Enable/disable port mirroring operation of the switch.

Contents

Main NOTICE FCC NOTICE DOC NOTICE VCCI NOTICE CABLETRON SYSTEMS, INC. PROGRAM LICENSE AGREEMENT CABLETRON SOFTWARE PROGRAM LICENSE EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY UNITED STATES GOVERNMENT RESTRICTED RIGHTS SAFETY INFORMATION LASER RADIATION AND CONNECTORS DECLARATION OF CONFORMITY Page TABLE OF CONTENTS Page Page Page PREFACE Purpose Audience Conventions Other Conventions Organization Page Page 1. PRODUCT OVERVIEW Description Features Front Panel 4 Product Overview ELS100-24TXG Figure 1-3. Port LEDs Default Configuration Figure 1-4. Port LEDs LED Mode Button Pressed The numbers above and below the port LEDs identify the LEDs associated with a specific RJ-45 port. Link LEDs Activity LEDs Rear Panel Feature Summaries IEEE 802.1D Bridge Spanning Tree Protocol Frame Buffering and Frame Latency Software Download Non-volatile Parameter Storage Configuration and Management Interfac es RMON Port Mirroring Auto-negotiation Broadcast Throttling BootP/DHCP LEDs Full Duplex Mode Flow Control Application Examples Client/Server Network Application Local Backbone Application 2. INSTALLATION Inspecting Your Shipment Site Requirements Page Mounting the Switch on a Wall Mounting the Switch in a Rack Connecting a Terminal to the Console Port Powering the Switch Power-Up Network Cable Requirements Copper Fiber 10Base-T/100Base-TX Ports 1000Base-X Gigabit Ethernet Ports Page 3. ELS100-24TXG USER INTERFACE Overview User Access Factory Defaults 26 ELS100-24TXG User Interface ELS100-24TXG Menu Hierarchy Figure 3-2 shows the ELS100-24TXG switch user interface menu hierarchy. Figure 3-2. ELS100-2 4 TXG User Interface M enu Hierarchy Main Menu Figure 3-3. Main Menu System Configuration Menu Figure 3-4. System Configuration Menu SNMP Configuration Menu Figure 3-5. SNMP Configuration Menu Switch Configuration Menu Figure 3-6. Switch Configuration Menu Forwarding Table Configuration Menu Forwarding Table Configuration Menu (continued) Spanning Tree Configuration Menu Spanning Tree Configuration Menu (continued) Spanning Tree Port Configuration Menu Figure 3-9. Spanning Tree Port Configuration Menu Spanning Tree Port #n Configuration Menu VLAN Configuration Menu VLAN Menu VLAN #n Configuration Menu VLAN Port Menu Figure 3-14. VLAN Port Configuration Menu Class of Service Configuration Menu Port Priority Menu Figure 3-16. Port Priority Configuration Menu Port Menu Figure 3-17. Port Menu Port Configuration Menu Figure 3-18. Port Configuration Menu Switch Statistics Screen Figure 3-19. Switch Statistics Screen Switch Summary Screen Port Statistics Screen Figure 3-21 Port Statistics Screen (continued) General Information Screen Download Software Menu Save Current Configuration To save your current config uration, do the following: Return to Default Configuration Logout Reset 4. CONFIGURING & MONITORING THE SWITCH Common Tasks Setting Password Protection Assigning an IP Address Checking Network Configuration Status Connecting via Telnet Setting SNMP Management Access Viewing Switch Statistics Configuring Port Mirroring Downloading a Software Upgrade Downloading Via the Serial Port Downloading Via TFTP Configuring Spanning Tree Parameters Configuring VLANs Configuring Class of Service Configuring Port Operation Configuring the Forwarding Table Page Configuring Broadcast Cutoff Rate Setting a Default Gateway Configuring BootP/DHCP Page 5. SNMP MANAGEMENT The SNMP Protocol MIB Objects RFC 1213 (MIB-II) Page Table 5-2. Switch Information Variables continued on next page Table 5-2 Switch Information Variables (continued) Compiling MIB Extensions: Cabletron Website http://www.cabletron.com APPENDIX A. TECHNICAL SPECIFICATIONS General Standards Compliance Certification Data Rate Page Port Specifications Console Port 10Base-T and 100Base-TX Ports Power Cord Set Requirements Country-Specific Requirements Note 1 Page APPENDIX B. SPANNING TREE CONCEPTS General Spanning Tree Features Spanning Tree Protocol in a Network Spanning Tree Protocol Parameters Table B-1. Spanning Tree Protocol Defaults Spanning Tree Protocol Operation Page APPENDIX C. FLOW CONTROL Page APPENDIX D. VIRTUAL LANS (VLANS) VLANs and Frame Tagging ELS100-24TXG VLAN Configuration VLAN ID Ports in VLAN VLAN Egress Ports VLAN Access Ports VLAN Hybrid Ports VLAN Application Example APPENDIX E. CLASS OF SERVICE Page APPENDIX F. ACRONYMS & ABBREVIATIONS Page INDEX A B C D H I L M N T U V W