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HP PROCURVE 6120

HP PROCURVE 6120
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B-2
Monitoring and Analyzing Switch Operation
Contents
Mirroring Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-24
Mirrored Traffic Destinations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-26
Local Destinations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-26
Monitored Traffic Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-26
Criteria for Selecting Mirrored Traffic . . . . . . . . . . . . . . . . . . . . . . . . B-26
Mirroring Sessions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-26
Mirroring Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-27
Endpoint Switches and Intermediate Devices . . . . . . . . . . . . . . B-28
Using the Menu or Web Interface To Configure Local Mirroring . . B-29
Menu and Web Interface Limits . . . . . . . . . . . . . . . . . . . . . . . . . . B-29
Configuration Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-30
CLI: Configuring Local Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-33
Local Mirroring Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-33
1. Determine the Mirroring Session and Destination . . . . . . . . . . . . B-35
2. Configure a Mirroring Session on the Source Switch . . . . . . . . . . B-35
3. Configure the Monitored Traffic in a Mirror Session . . . . . . . . . . B-35
Traffic Selection Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-36
Mirroring-Source Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . B-36
Selecting All Inbound/Outbound Traffic to Mirror . . . . . . . . . . . . . . B-36
Displaying a Mirroring Configuration . . . . . . . . . . . . . . . . . . . . . . . . . B-38
Displaying the Mirroring Configuration Summary . . . . . . . . . . B-38
Viewing Mirroring in the Current Configuration File . . . . . . . . B-40
Mirroring Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . B-41
Local Mirroring Using Traffic-Direction Criteria . . . . . . . . . . . . B-41
Maximum Supported Frame Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-42
Enabling Jumbo Frames To Increase Mirroring Path MTU . . . B-43
Effect of Downstream VLAN Tagging on
Untagged, Mirrored Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-44
Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-45
Troubleshooting Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-47

Table of Contents

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