Re: [Sip-implementors] doubt in BYE and ACK

[Vijay Gurbani]

Ranjit Avasarala wrote:
> 
> Hi
> 
>     basically BYE can be sent whenever the caller or callee wishes to
> terminate the call. So ya you can send BYE instead of sending an ACK for a
> final response like 200 OK.

No.  This is incorrect.  I hate to turn into the BYE police, but folks,
please read the bis.  An ACK is mandatory to complete the INVITE.

- vijay
-- 
Vijay K. Gurbani  vkg@{lucent.com,research.bell-labs.com,acm.org}
Internet Software and eServices Group 
Lucent Technologies/Bell Labs Innovations 263 Shuman Blvd., Rm 1A-413
Naperville, Illinois 60566     Voice: +1 630 224 0216   Fax: +1 630 713 0184
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