On Fri, 2004-02-27 at 01:59, [EMAIL PROTECTED] wrote: > The ACK must carry the same credentials as that of INVITE just to reduce > more message transactions related to Authentication because we can > expect similar authentication mechanism for ACK as that of INVITE. If > not server/proxy might pose the same authentication challenge as that of > INVITE.
No, it's because there is no response to an ACK, so there is no opportunity to send the challenge. -- Scott Lawrence Pingtel Corp. _______________________________________________ Sip-implementors mailing list [EMAIL PROTECTED] http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
