[SIPForum-discussion] regarding ACK

[kanumuri Sreeram]

Hi Neeraj,
An ACK for a non-2xx final response will have the same branch id as the original INVITE.
The ACK for 2xx-Invite gets its own unique branch-id as ACk is a separate transcation.
  HTH,
Sreeram. 

neeraj <neeraj.jain at samsung.com> wrote:
          Hi all,
   
  Please let me know if ACK and INVITE share the same transaction or difference. 
   
  Should I generate the new Via and branch ID before sending ACK or It should be same as INVITE.
   
  please help me out.....
   
  Thanks,
  Neeraj
   
   
   
   
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