Monitoring and Analyzing Switch Operation
Contents
Web Browser Interface Status Information . . . . . . . . . . . . . . . . . . . . B-23
Traffic Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-24
Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-25
Mirrored Traffic Destinations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-27
Local Destinations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-27
Remote Destinations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-27
Mirrored Traffic Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-27
Criteria for Selecting Traffic To Mirror . . . . . . . . . . . . . . . . . . . . . . . B-28
Mirrored Traffic Operation and Options . . . . . . . . . . . . . . . . . . . . . . B-28
Mirroring Sessions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-28
Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-29
Endpoint Switches and Intermediate Devices . . . . . . . . . . . . . . B-30
Updating from a Legacy Mirroring Configuration . . . . . . . . . . . B-30
Using the Menu or Web Interface To Configure Local Mirroring . . B-31
Menu and Web Interface Limits . . . . . . . . . . . . . . . . . . . . . . . . . . B-31
Configuration Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-32
CLI: Configuring Local and Remote Mirroring . . . . . . . . . . . . . . . . . B-35
General Steps for Using the CLI To Configure Mirroring . . . . . B-36
Quick Reference to Local Mirroring Set-Up . . . . . . . . . . . . . . . . B-38
Quick Reference to Remote Mirroring Set-Up . . . . . . . . . . . . . . B-39
1. Determine the Mirroring Session Identity and Destination . . . . . B-41
2. Configure the Remote Mirroring Session on Destination Switch B-41
3. Configure the Mirroring Session on the Source Switch . . . . . . . . B-43
4. Configure Mirroring Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-47
Using Interface Identity and Direction of Movement
Using ACL Assignment and Traffic Direction
Displaying a Mirroring Session Configuration
Traffic Selection Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-47
Mirroring Source Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-47
To Select the Traffic To Mirror from a Source Switch . . . . . . . B-48
To Select the Traffic To Mirror from a Source Switch . . . . . . . B-51
Displaying the Mirroring Configuration . . . . . . . . . . . . . . . . . . . . . . . B-56
Displaying the Mirroring Configuration Summary . . . . . . . . . . B-56
Displaying the Remote Endpoint Configuration . . . . . . . . . . . . B-58
on a Source Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-59
Viewing Mirroring in the Current Configuration File . . . . . . . . B-61
B-2