User's Manual

Command Line Interface
4-182
4
• The source port and destination port cannot be configured on the same
switch.
Example
The following example configures the switch to mirror received packets from port 2
and 3:
rspan destination
Use this command to specify the destination port to monitor the mirrored traffic. Use
the no form to disable RSPAN on the specified port.
Syntax
rspan session session-id destination interface interface [ tagged | untagged ]
no rspan session session-id destination interface interface
• session-id – A number identifying this RSPAN session. (Range: 1-2)
Only two mirror sessions are allowed, including both local and remote
mirroring. If local mirroring is enabled with the port monitor command (page
4-178), then there is only one session available for RSPAN.
• interface - ethernet unit/port
- unit - Stack unit. (Range: 1)
- port - Port number. (Range: 1-26/50)
• tagged - Traffic exiting the destination port carries the RSPAN VLAN tag.
• untagged - Traffic exiting the destination port is untagged.
Default Setting
Traffic exiting the destination port is untagged.
Command Mode
Global Configuration
Command Usage
• Only one destination port can be configured on the same switch per session,
but a destination port can be configured on more than one switch for the same
session.
• Only ports can be configured as an RSPAN destination – static and dynamic
trunks are not allowed.
• The source port and destination port cannot be configured on the same
switch.
• A destination port can still send and receive switched traffic, and participate in
any Layer 2 protocols to which it has been assigned.
Console(config)#rspan session 1 source interface ethernet 1/2
Console(config)#rspan session 1 source interface ethernet 1/3
Console(config)#