If B doesn't receive A's ACK, B will retransmit the 200 OK. From that A will know whether B has received A's ACK or not.
Regards, Anshuman S. Rawat Software Group, Conexant Systems India Private Ltd. -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of rahul Sent: Friday, December 09, 2005 7:19 PM To: [email protected] Subject: [Sip-implementors] Acknowledge for ACK? Hi Everybody, I would like to know.. why there is no acknowledge for ACK sent by A to B. How will A know whether B has acknowledged A's ACK..... A -----Invite----- B A------Ringing----B A-------OK------ B A-----ACK------- B Thanks in Advace, Ravichandra --------------------------------- Yahoo! Shopping Find Great Deals on Holiday Gifts at Yahoo! Shopping _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors ********************** Legal Disclaimer **************************** "This email may contain confidential and privileged material for the sole use of the intended recipient. Any unauthorized review, use or distribution by others is strictly prohibited. If you have received the message in error, please advise the sender by reply email and delete the message. Thank you." ********************************************************************** _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
