Cisco Catalyst 4500 Series - Creating an RSPAN Destination Session

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Software Configuration Guide—Release IOS XE 3.3.0SG and IOS 15.1(1)SG
OL-25340-01
Chapter 55 Configuring SPAN and RSPAN
Configuring RSPAN
This example shows how to clear any existing RSPAN configuration for session 1, configure RSPAN
session 1 to monitor multiple source interfaces, and configure the destination RSPAN VLAN.
Switch# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)# no monitor session 1
Switch(config)# monitor session 1 source interface fastEthernet3/10 tx
Switch(config)# monitor session 1 source interface fastEthernet3/2 rx
Switch(config)# monitor session 1 source interface fastEthernet3/3 rx
Switch(config)# monitor session 1 source interface port-channel 102 rx
Switch(config)# monitor session 1 destination remote vlan 901
Switch(config)# end
Creating an RSPAN Destination Session
To create an RSPAN destination session and to specify the source RSPAN VLAN and the destination
port, perform this task:
Step 7
Switch(config)# monitor session
session_number destination remote vlan
vlan-ID
Specifies the RSPAN session and the destination remote VLAN.
For session_number, specifies the session number identified with this
RSPAN session (1 through 6).
For vlan-ID, specifies the RSPAN VLAN to carry the monitored
traffic to the destination port.
Step 8
Switch(config)# end
Returns to privileged EXEC mode.
Step 9
Switch# show monitor [session
session_number]
Verifies your entries.
Step 10
Switch# copy running-config
startup-config
(Optional) Saves your entries in the configuration file.
Command Purpose
Command Purpose
Step 1
Switch# configure terminal
Enters global configuration mode.
Step 2
Switch(config)# monitor session
session_number source remote vlan
vlan-ID
Specifies the RSPAN session and the source RSPAN VLAN.
For session_number, specifies the session number identified with this
RSPAN session (1 through 6).
For vlan-ID, specifies the source RSPAN VLAN to monitor.