Cisco Cisco Catalyst 6500 Series Firewall Services Module 故障排查指南

Introduction
 Prerequisites
      Requirements
      Components Used
      Conventions
 Background Information
 Failover Checklist
      Verify the Interfaces
      Licenses
      Context Mode
      Software Requirements
      Minimal FWSM Configuration for Stateful Failover
      Minimal Switch Configuration
 Troubleshooting
      Version Mismatch
      Incompatible Licenses

Different Modes (single vs. multiple context)
      Two FWSMs Become Active
      VLAN Mismatch
      Failover is Disabled
 Related Information

This document explains the procedures you can use in order to resolve problems with the Firewall Service
Module (FWSM) failover configuration.

This document also provides a checklist of common procedures to try before you begin to troubleshoot the
failover connection.

There are no specific requirements for this document.

The information in this document is based on FWSM 2.3 and later.

The information in this document was created from the devices in a specific lab environment. All of the
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.