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SIP Call Control - Transfer. Robert Sparks Alan Johnston Dan Petrie. Recent Changes. Added Dan as co-author an incorporated many ideas from draft-petrie-sipping-xfer-issues-01.txt Changed to REFERs sent out of dialog if recipient provides a GRUU.
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SIP Call Control - Transfer Robert Sparks Alan Johnston Dan Petrie draft-ietf-sipping-cc-transfer-03.txt
Recent Changes • Added Dan as co-author an incorporated many ideas from draft-petrie-sipping-xfer-issues-01.txt • Changed to REFERs sent out of dialog if recipient provides a GRUU. • Only works if GRUU grid parameter is a dialog identifier • Plan to change text back to in-dialog REFER • Changed to Refer-To set to GRUU if present, AOR if not, and Contact if AOR fails. • Included transfer as an Ad-hoc conference call flow. • Included semi -attended transfer discussion. • Included one recommended flow and two not recommended flows. • Added section on gateway transfer issues. draft-ietf-sipping-cc-transfer-03.txt
Plan • Change back to in-dialog REFER due to problems with grid-as-dialog-id idea • Ready for WGLC after next revision draft-ietf-sipping-cc-transfer-03.txt
Alan Johnston alan.johnston@mci.com Robert Sparks rjs@xten.com Contacts Dan Petrie dpetrie@pingtel.com draft-ietf-sipping-cc-transfer-03.txt