Avaya 8400-SES manual IP Codec Set, ## SET ENABLEG711U

5.2. IP Codec Set

This section describes the steps for administering a codec set in Communication Manager. This codec set is used in the IP network region for communications between Communication Manager and SIP Enablement Services. Enter the change ip-codec-set <c> command, where c is a number between 1 and 7, inclusive. IP codec sets are used in Section 5.3 for configuring IP network region to specify which codec sets may be used within and between network regions. For the compliance testing, G.711MU, G.729A were tested for verification.

change ip-codec-set 1					Page	1 of	2
		IP Codec Set
Codec Set: 1
Audio		Silence	Frames	Packet
Codec		Suppression	Per Pkt	Size(ms)
1:	G.711MU	n	2	20
2:
3:
4:

To configure a specific codec for Avaya 9600 Series SIP phones, the 46xxsettings.txt file must be configured. The following shows the CODEC SETTINGS section in the 46xxsettings.txt file that needs to be modified.

.

.

.

##################### CODEC SETTINGS #####################

##

##G.711a Codec Enabled

##Determines whether G.711 a-law codec is available on

##the phone.

##0 for No

##1 for Yes

##SET ENABLE_G711A 1 (This shows the default)

##

##Added the following statement: SET ENABLE_G711A 0

##

##G.711u Codec Enabled

##Determines whether G.711 mu-law codec is available on

##the phone.

##0 for No

##1 for Yes

##SET ENABLE_G711U 1

##

##

##G.729 Codec Enabled

##Determines whether G.729 codec is available on the

##phone.

##0 for G.729(A) disabled

##1 for G.729(A) enabled without Annex B support

##2 for G.729(A) enabled with Annex B support

##SET ENABLE_G729 1

##

CRK; Reviewed:	Solution & Interoperability Test Lab Application Notes	7 of 21
SPOC 7/1/2011	©2011 Avaya Inc. All Rights Reserved.	Polycom8400-SES