Fixed the missing keyword 'session' in the command to show monitored sessions.

Author: nabeelmsft

articles/defender-for-iot/organizations/traffic-mirroring/configure-mirror-span.md

@@ -33,7 +33,7 @@ Cisco2960# configure terminal
 Cisco2960(config)# monitor session 1 source interface fastehernet 0/2 - 23 rx
 Cisco2960(config)# monitor session 1 destination interface fastethernet 0/24
 Cisco2960(config)# end
-Cisco2960# show monitor 1
+Cisco2960# show monitor session 1
 Cisco2960# running-copy startup-config
 ```