About Span And Rspan - Cisco Catalyst 4500 Series Configuration Manual

Configuring SPAN and RSPAN
This chapter describes how to configure the Switched Port Analyzer (SPAN) and Remote SPAN
(RSPAN) on the Catalyst 4500 series switches. SPAN selects network traffic for analysis by a network
analyzer, such as a SwitchProbe device or other Remote Monitoring (RMON) probe.
This chapter consists of the following sections:
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For complete syntax and usage information for the switch commands used in this chapter, first look at
Note
the Cisco Catalyst 4500 Series Switch Command Reference and related publications at this location:
http://www.cisco.com/en/US/products//hw/switches/ps4324/index.html
If the command is not found in the Catalyst 4500 Series Switch Command Reference, it will be found in
the larger Cisco IOS library. Refer to the Catalyst 4500 Series Switch Cisco IOS Command Reference
and related publications at this location:
http://www.cisco.com/en/US/products/ps6350/index.html

About SPAN and RSPAN

This sections includes the following subsections:
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OL-25340-01
About SPAN and RSPAN, page 55-1
Configuring SPAN, page 55-7
CPU Port Sniffing, page 55-10
Encapsulation Configuration, page 55-12
Ingress Packets, page 55-12
Access List Filtering, page 55-13
Packet Type Filtering, page 55-14
Configuration Example, page 55-15
Configuring RSPAN, page 55-16
Displaying SPAN and RSPAN Status, page 55-24
SPAN and RSPAN Concepts and Terminology, page 55-3
SPAN and RSPAN Session Limits, page 55-6
C H A P T E R
Software Configuration Guide—Release IOS XE 3.3.0SG and IOS 15.1(1)SG
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