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T46 Codec Selection - Garbled Voice on Asterisk
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GeorgSchwarz Offline
Junior Member

Posts: 28
Joined: May 2013
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Post: #4
RE: T46 Codec Selection - Garbled Voice on Asterisk

As requested the files as attachment.
It's vital for us to have alaw connectivity.
Another interesting thing is when I change thje codec-Lines in my sip.conf of the respective peer to


I get the follwing Asterisk console message and no call at all:
[Dec 27 16:55:30] NOTICE[26050]: chan_sip.c:9257 process_sdp: No compatible codecs, not accepting this offer!

The phone is set to

Its also obvious on the pcap-dump that the T46 still seems to use G711µ

Thanks fpr your help
P.S.: I wonder if yought want to remove the files from the forum after retrieving them. It's a test environment anyway, but I dont want to have the data around for years ;-)
(This post was last modified: 12-28-2013 11:31 AM by Yealink Support.)
12-28-2013 12:13 AM
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RE: T46 Codec Selection - Garbled Voice on Asterisk - GeorgSchwarz - 12-28-2013 12:13 AM

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