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Cisco Bug: CSCuq62648 - "mls qos trust dscp" lost after add/remove subint from Port-channel

Last Modified

Feb 03, 2017

Products (1)

  • Cisco Catalyst 6000 Series Switches

Known Affected Releases

12.2SXJ

Description (partial)

Symptom:
When we add an sub interface or delete a sub-interface on a port channel and we lost the ??mls qos trust dscp?? configuration on the port channel interface.

Conditions:
Port-channel configured with command

WS-C6509(config)#in po12
WS-C6509(config-if)#mls qos trust dscp

on the same port channel subinterface is configured (added or removed)

WS-C6509(config-if)#int po12.1

WS-C6509(config-subif)#no int po 12.1

WS-C6509(config)#do show run int po12
Building configuration...

Current configuration : 57 bytes
!
interface Port-channel12
 no ip address
 shutdown
end
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