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New Member

How to disable some codec type in 3660 VoIP gateway for incoming calls,

I am terminating voip traffic and using 3662 and would like to limit acceptable codecs to G723 while the originators select their prefered one G729,

so Please let me know :

How to limit acceptable codec types for incoming calls ?

Thanks,

Kassa

1 ACCEPTED SOLUTION

Accepted Solutions
New Member

Re: How to disable some codec type in 3660 VoIP gateway for inco

voice class codec 1

codec preference 1 g723ar63

codec preference 2 g723ar53

codec preference 3 g723r63

codec preference 4 g723r53

codec preference 5 g729br8

codec preference 6 g729r8

codec preference 7 g726r16

codec preference 8 g728

codec preference 9 g726r24

codec preference 10 g726r32

!

dial-peer voice 1001 voip

incoming called-number .

voice-class codec 1

dtmf-relay h245-signal

!

When call comes to your router it will be matched with the following codecs, if you just want to use G723 remove others from the list.

HTH

2 REPLIES
Silver

Re: How to disable some codec type in 3660 VoIP gateway for inco

The information which you are looking for could be found in the following documents.

Understanding Codecs: Complexity, Hardware Support, MOS, and Negotiation

http://www.cisco.com/en/US/tech/tk652/tk701/technologies_tech_note09186a00800b6710.shtml

White Paper: Audio Codecs and Cisco Unity

http://www.cisco.com/en/US/products/sw/voicesw/ps2237/prod_technical_reference09186a00800875b7.html

Hope this helps.

New Member

Re: How to disable some codec type in 3660 VoIP gateway for inco

voice class codec 1

codec preference 1 g723ar63

codec preference 2 g723ar53

codec preference 3 g723r63

codec preference 4 g723r53

codec preference 5 g729br8

codec preference 6 g729r8

codec preference 7 g726r16

codec preference 8 g728

codec preference 9 g726r24

codec preference 10 g726r32

!

dial-peer voice 1001 voip

incoming called-number .

voice-class codec 1

dtmf-relay h245-signal

!

When call comes to your router it will be matched with the following codecs, if you just want to use G723 remove others from the list.

HTH

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