[SIPForum-discussion] advantage of SIP T over SIP I

[Nikos Leontsinis]

SIP-T is by IETF, RFC 3372
SIP-I is by ITU-T, Q.1912.5

http://www.differencebetween.com/difference-between-sip-i-and-sip-t/



On 19 January 2012 21:12, Raghul Prasanna <raghul82 at yahoo.co.uk> wrote:

> Hello all,
>
> Can someone explain what will be the advantage of using SIP T over SIP I
> please?
>
> I understand that SIP T supports just basic Call setup and tear down, but
> doesn't support any supplementary services.
>
> Then why would some of the telecom carriers look for SIP T support?
>
> Thanks,
> Raghu;
>
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Nikos Leontsinis
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