Internetworking Terms: Switched Port Analyzer (SPAN)

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Switched Port Analyzer (SPAN)

Definition

Feature of the Cisco Catalyst series switches that extends the monitoring capabilities of existing network analyzers into a switched Ethernet environment. SPAN mirrors the traffic at one switched segment onto a predefined SPAN port. A network analyzer attached to the SPAN port can monitor traffic from any of the other Catalyst switch ports.

Sites

Cisco Catalyst Switched Port Analyzer Configuration Example

Related Resource

Cisco Trademarks

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