Cisco Systems A9014CFD manual Configuring Switched Port Analyzer, 43-1

C H A P T E R 43

Configuring Switched Port Analyzer

This feature module describes how to configure a switched port analyzer (SPAN) on the Cisco ASR 901 Router.

Finding Feature Information

Your software release may not support all the features documented in this module. For the latest feature information and caveats, see the release notes for your platform and software release. To find information about the features documented in this module, and to see a list of the releases in which each feature is supported, see the “Feature Information for Switched Port Analyzer” section on page 43-9.

Use Cisco Feature Navigator to find information about platform support and Cisco software image support. To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. An account on Cisco.com is not required.

Contents

•SPAN Limitations and Configuration Guidelines, page 43-1

•Understanding SPAN, page 43-2

•Configuring SPAN, page 43-4

•Additional References, page 43-8

•Feature Information for Switched Port Analyzer, page 43-9

SPAN Limitations and Configuration Guidelines

The following limitations and configuration guidelines apply when configuring SPAN on the Cisco ASR

901 Router:

•Only one SPAN session is supported.

•Only one local SPAN destination interface is supported.

•You cannot configure a local SPAN destination interface to receive ingress traffic.

•Use a network analyzer to monitor interfaces.

•Outgoing CDP and BPDU packets are not replicated.

	Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
OL-23826-09		43-1