IBM NH2025-10 - page 74

Trouble Shooting

After compiling the above information, contact your local MRV communications representative or a

Customer Service Representative. In addition, if you have specific questions about your network

configuration, or have a particularly difficult network, please call our technical support.

Tel (US): 1-800-435-7997

Tel (Int.): +1+978-952-4888

Fax: (978) 952-4880

E-mail: service@mrv.com

Contents

Main Page Standards Compliance FCC Notice CE Mark VCCI Page Contents Page Page Page Overview Applications Network Management Systems Feature Summary Performance/Configuration Management Page Installing and Setting Up the Unit Installing the Unit Rack Mounting Front Panel Rear Panel Installing Modules in the Unit Modules for NH 2025-10 EM2003-1GE EM2003-2FO EM2003-8TP Em2003-2GE* Connecting Power to the Unit Input Supply Grounding Connecting Ethernet Devices Connecting Your Network Page Getting Started Connecting to the Management Port Logging Into the Command Line Interface Setting the IP Address Verifying the Installation Accessing the Command Line Interface Remotely Using the Command Line Interface Command Conventions Command Line Help Getting Command Parameter Help Getting Command Group Help Using Command Wildcards Retrieving Command History Command Line Errors Nonexistent Command Incorrect Number of Parameters Configuring, Modifying, and Monitoring the Unit Console Commands Page Page System Commands Page Page IP Commands IP Configuration Setting an IP address Erasing an IP Configuration Configuring a Gateway Bootp Configuration Address Resolution Protocol (ARP) Port configuration Displaying the Port Configuration Setting the port configuration Setting the flow control EtherChannel Getting the EtherChannel Configuration Setting the EtherChannel Configuration Deleting the EtherChannel Configuration Port Priority Set Port Priority Get Port Priority VLAN Priority Modifying the Switch Policy Spanning Tree Protocol (STP) How the STP Topology Stabilizes Spanning Tree Parameters Root Bridge Manually Designating a Root Bridge Selecting a Designated Switch/Bridge Topology Change Notification BPDU Using STP to Manage Redundant Links Spanning Tree and VLAN restrictions Spanning Tree Commands Enabling/Disabling STP Viewing Bridge Parameters Configuring the Bridge Viewing the Port Configuration Setting Port Configuration Page Switching Commands Learning Table Aging Configuration Page Page Deleting Entries Adding Static Entries Virtual Broadcast Domain Viewing the VBC Mode Setting the VBC mode Creating VBC Domains Viewing VBC Matrix Deleting a VBC Virtual Networking Important Considerations Viewing the VLAN Mode Setting the VLAN Mode Inter-Switch VLAN or ISVLAN Tag Field Format Principles of ISVLAN Viewing the ISVLAN Mode Setting a Tagged Port Server Port Creating a Server Port Removing a Server Port VLAN Creating a VLAN Viewing VLAN Configuration Deleting a VLAN VLAN Management Viewing the Management Tag Modifying the Management Tag Deleting the Management from a VLAN Creating a VLAN with Port Management VLAN, Server-port, Example of Configuration Physical configuration schema VLAN Server Port Configuration: VLAN Configuration Payroll VLAN Configuration: Finance VLAN Configuration: Checking the Configuration: Utilities Commands Ping Commands Port mirroring Setting the Monitoring Port Monitoring with: monitor Saving the Configuration Stopping Monitoring Viewing the NVRAM Configuration Frame Generator Setting the Frame Generator Starting the Frame Generation Stopping the Frame Generation SNMP NBase-Xyplex SNMP Support SNMP basic configuration SNMP Community String Commands Viewing the Community String Setting the Read or Write Community SNMP Traps Setting Authentication Traps Viewing the Authentication Trap Status Setting the Authentication Trap Configuring the Trap Stations Statistics Clearing the Switch Counters Getting Collisions on a Port Rmon Statistics Getting Rmon Statistics Group for a Port Getting the Packet Size Distribution Getting the Management Counters Page Trouble Shooting Page Commands Quick Reference Console Commands System Commands IP Commands Ping Commands ARP Commands EtherChannel Commands SNMP Commands Switching Database Commands Virtual LAN Commands Port Monitoring Port Configuration Commands Switching Statistics Commands Spanning Tree Commands Page Appendix A System Default Values Page Appendix B Firmware Download Using TFTP Download Procedure - "Client Mode" Download Procedure - "Server mode" TFTP Recovery - Breaking into the BootROM Appendix C Technical Specifications