Ports required on the firewall for communication with CCM

[royalblues]

I have CCM 3.3 and a network which is behind the firewall. i would like to deploy VoIP phones which will regider to this CCM.

Can you let me know what all ports i need to open on the firewall to allow VoIP calls from the network

Attached network diagram

Narayan

[icabrera]

Hi, next url can be helpful for you:

http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a00801a62b9.shtml

Regards