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Chapter 25
Configuring SPAN and RSPAN
Rspan Vlan
Admin Source
Oper Source
Direction
Incoming Packets: disabled
Learning
Filter
Status
Console> (enable)
Disabling RSPAN Sessions
When disabling an RSPAN session, you must disable all source and destination sessions on all
participating switches. Leaving RSPAN source sessions enabled consumes bandwidth with RSPAN
VLAN traffic.
To disable RSPAN, perform this task in privileged mode:
Task
Step 1
Disable RSPAN source sessions on the switch.
Step 2
Disable RSPAN destination sessions on the
switch.
This example shows how to disable all enabled source sessions on the switch:
Console> (enable) set rspan disable source all
This command will disable all remote span source session(s).
Do you want to continue (y/n) [n]? y
Disabled monitoring of all source(s) on the switch for remote span.
Console> (enable)
This example shows how to disable one source session by rspan_vlan number:
Console> (enable) set rspan disable source 903
Disabled monitoring of all source(s) on the switch for rspan_vlan 903.
Console> (enable)
This example shows how to disable all enabled destination sessions on the switch:
Console> (enable) set rspan disable destination all
This command will disable all remote span destination session(s).
Do you want to continue (y/n) [n]? y
Disabled monitoring of remote span traffic for all rspan destination ports.
Console> (enable)
This example shows how to disable one destination session by mod_num/port_num:
Console> (enable) set rspan disable destination 4/1
Disabled monitoring of remote span traffic on port 4/1.
Console> (enable)
78-12647-02
: 500
: -
: -
: -
: enabled
: -
: active
Software Configuration Guide—Catalyst 4000 Family, Catalyst 2948G, Catalyst 2980G, Releases 6.3 and 6.4
Command
set rspan disable source [rspan_vlan | all]
set rspan disable destination
[mod_num/port_num | all]
Configuring RSPAN
25-13
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Troubleshooting
