Cisco Cisco SG200-26P 26-port Gigabit PoE Smart Switch テクニカルリファレンス

Port Mirroring

Cisco Small Business 200E Series Advanced Smart Switch Command Reference

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This command adds a mirrored port (source port) or probe port (destination port) 
to a mirroring session. This command can also be used to disable the 
administrative mode of the session. The no form of this command removes all the 
configuration of this session, including the source and destinations interfaces and 
VLAN.

monitor session 1-4 {source interface interface [{rx | tx}] | vlan vlan-id | 

destination interface interface | mode}

no monitor session session-id {source interface interface | vlan vlan-id | 

destination interface interface | mode}

No port is configured to perform mirroring.

Global Config

VLAN mirroring mirrors only the ingress (Rx) traffic only.

Four port mirroring sessions can be configured, numbered 
1 to 4.

The port or LAG to be mirrored.

If the source interface parameter is specified, option rx 
can be used to monitor only ingress packets. Option tx can 
be used to monitor only egress packets. If no option is 
specified, both ingress and egress packets are monitored.

The VLAN ID of the traffic to be monitored.

The port where data from the monitored port will be 
copied to.

Enables the mirroring session. Use the 

no form of the 

command with the mode keyword to disable the session 
while leaving all other configured values intact.