alok khemka wrote:
> in sip when there are proxie server/s involved in forwarding the invite
> message the acknowledge traverses the same path the invite came from.
Only is *all* the intervening proxies Record-Routed. Otherwise, the ACK
may take a different route.
> what are the pitfalls of sending the acknowledgment directly to the
> caller??? (callee know the ip address of the caller by now!!!)
There aren't any pitfalls, per se. SIP supports either of the modes.
There may be certain services which require all signaling information to
pass through the service elements.
- vijay
--
Vijay K. Gurbani vkg@{lucent.com,research.bell-labs.com,acm.org}
Internet Software and eServices Group
Lucent Technologies/Bell Labs Innovations, 2000 Lucent Lane, Rm 6G-440
Naperville, Illinois 60566 Voice: +1 630 224 0216 Fax: +1 630 713 0184
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