Cisco Nexus 5600 Series - Suspending a SPAN Session; Troubleshooting SPAN Session Issues; Troubleshooting SPAN Session with Large Number of Source Ports Issues

Suspending a SPAN Session
By default, the session state is shut.
Procedure
PurposeCommand or Action
Enters global configuration mode.switch# configure terminal
Step 1
Suspends the specified SPAN session or all
sessions.
switch(config) # monitor session {all |
session-number} shut
Step 2
The following example shows how to suspend a SPAN session:
switch# configure terminal
switch(config) # monitor session 3 shut
switch(config) #
Troubleshooting SPAN session issues
If a SPAN session is down, do the following:
•
Check if one of the destination port is operational by performing the following:
◦
Use the show running interface interface command and check if the switchport monitor is
configured.
◦
Use the show interface interface command and check if the destination interface shows the status
as "admin up".
•
Use the show interface interface command to check if one of the source port is operational and if the
source interface shows the status as "admin up".
•
If ACL filter is applied, check if the filter definition exists. Use the show access-lists listname command
to check the configured access list with entries
Troubleshooting SPAN session with large number of source ports issues
Table 28: Troubleshooting SPAN session with large number of source ports
RecommendationSolutionProblem
Description
Cisco Nexus 5600 Series NX-OS System Management Configuration Guide, Release 7.x
190 OL-31641-01
Configuring SPAN
Suspending a SPAN Session