Should I remove the standard qos commands for applying CBWFQ

[admin_2]

I have a router 3640 with VOIP configuration and already have some command for QOS.Now I want to implement CBWFQ for bandwidth reservation of certain subnet do I need to remove the existing QOS command or just I can add the comand require for CBWFQ.

[#2]

If you are referring to legacy QoS (like

custom or priority queueing), you will need

to remove these commands before applying

the MQC commands. They are not interoperable.