[SIPForum-discussion] Offer-answer

[Ravi Ranjan Sinha]

Hello,

Yes, there should not be any problem. The call flow is correct.

Regards,
Ravi Sinha
________________________________________
From: discussion-bounces at sipforum.org [discussion-bounces at sipforum.org] On Behalf Of mrinal kuila [mrinal.80 at gmail.com]
Sent: Wednesday, June 29, 2011 11:15 AM
To: discussion at sipforum.org
Subject: [SIPForum-discussion] Offer-answer

Hi  Forum,

Coiuld you please answer my below question.
Once offer answer is complete Is it possible to UAS to send more 18x responses?

         UAC               UAS
        |----INVITE------>|
        |                 |
         |<----18x (o)-----| - provisional responses with REQUIRE 100rel
         |                 |
         |-----PRACK(a)--->| - send PRACK with answer
         |<---- 2xx--------|                 |
          |                 |
         |                 |
         |<----18x --------| - >         |                 |
        |-----PRACK------>|
         |<----2xx---------|

              200OK
        <-----------------
         ------------------>
              ACK


Regards
Mrinal

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