Configure Span (Port Mirroring) - Cisco ESW 500 Administration Manual

Managing Device Diagnostics

Configure Span (Port Mirroring)

Configure Span (Port Mirroring)
STEP 1
ESW 500 Series Switches Administration Guide
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:
Click Maintenance > Diagnostics > SPAN (Port Mirroring). The
Mirroring)
Page opens:
Port Mirroring)
The SPAN (
•
Destination Port — Defines the port to which the source port's traffic is
mirrored.
page contains the following fields:
19
SPAN (Port
427