Cisco Systems ESW 500 Configure Span (Port Mirroring)

Managing Device Diagnostics
Configure Span (Port Mirroring)
ESW 500 Series Switches Administration Guide 438
Configure Span (Port Mirroring)
Port Mirroring monitors and mirrors network traffic by forwarding copies of
incoming and outgoing packets from one port to a monitoring port. Port mirroring
can be used as diagnostic tool and/or a debugging feature. Port mirroring also
enables switch performance monitoring.
Network administrators configure port mirroring by selecting a specific port to
copy all packets, and different ports from which the packets are copied.
To enable port mirroring:
STEP1 Click Maintenance > Diagnostics > SPAN (Port Mirroring). The SPAN (Port
Mirroring)
Page opens:
The SPAN (
Port Mirror ing) page contains the following fields:
•Destination Port — Defines the port to which the source port’s traffic is
mirrored.