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2019 Oct 03
2
Asterisk not using common codec between (SIP) endpoints
...ed via SDP (yes, it's stupid and annoying to deal with). What I actually wanted to test was to see whether Asterisk would correctly negotiate codecs when making calls between the different kinds of participants (phones and gateways). Here's what I tested: - Calls between phones (OK) -- phone01 calls phone02 (phone01 offer: g722, alaw, ulaw) -- phone02 accepts (Asterisk/phone02 offer/answer: g722, alaw, ulaw) -- Asterisk sends reinvite to both to establish direct media flow (codec: g722) -- OKAY - this is exactly what i would expect - Phone calls mediagateway; mediagateway sends special...