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What is the transport layer usually used for the SIP protocol in Volte (UDP/TCP/SCTP)?

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What is the transport layer usually used for the SIP protocol in Volte (UDP/TCP/SCTP)?
posted Feb 27, 2017 by Michael Semama

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1 Answer

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One of my friend shared wireshark logs of IMS VoLTE call. Data packets use UDP as transport protocol for RTP packets while SIP signalling messages use TCP/UDP as transport protocol.
Reference:
http://code2compile.com/Basic-SIP-Protocol-Stack.php

answer Feb 28, 2017 by Harshita
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