Hi, >>Regarding your second bullet, I don't even think that one should send >>"nested" UPDATEs, if they don't have anything to do with the >>re-INVITE. I think that is bad application design. >>Non-related changes should be done outside the re-INVITE transaction. > >Sending UPDATE per RFC 4028 to refresh or audit the dialog is >one of the times UPDATE may be tried while a re-INVITE is occurring. True, but normally those UPDATEs are not going to modify session parameters. So, yes, it may happen, but I think we should recommend against doing so. Regards, Christer _______________________________________________ Sipping mailing list https://www.ietf.org/mailman/listinfo/sipping This list is for NEW development of the application of SIP Use sip-implementors@xxxxxxxxxxxxxxx for questions on current sip Use sip@xxxxxxxx for new developments of core SIP