[SIPForum-discussion] IMS Versus SIP

[杨伟]

I think IMS is an architecture which use SIP as the signaling.

SIP is a protocol which is used to establish the session.

That is my personal thought.


2008/7/16, Jerry Richards <jerryr at tonecommander.com>:
>
> Hello All,
>
> Does anyone have information on the differences between IMS and SIP?
>
> Best Regards...
>
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