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Cisco CatOS commands


To set a port in monitor mode in the C2970G use (in config mode):

# monitor session 1 source interface FastEthernetX/X both
# monitor session 1 destination interface FastEthernetX/X

The session number is arbitrary (is used to match source and destination. Instead of both you can use rx or tx.

To show the active monitoring session use:

# show monitor

Remove all the sniffing session with:

# no monitor session all
network/catos.txt · Last modified: 2008/08/29 18:05 by ap