[asterisk-users] changing the size of voice packets

[Kevin P. Fleming]

Alex Balashov wrote:
> If the packetisation durations are different between endpoints, the SDP
> offer/answer should fail with a "488 Not Acceptable Here."  Right?

Only if the 'ptime' or 'maxptime' values offered are not legal for the
codec involved; if they are supported by the codec, then 'ptime' is just
a preference, not a demand. The endpoint accepting the offer is free to
send packets of any legal size, but not exceeding 'maxptime'.

-- 
Kevin P. Fleming
Director of Software Technologies
Digium, Inc. - "The Genuine Asterisk Experience" (TM)