Dear Mr. Farrel, Thank you for the Liaison Statement on Crankback in GMPLS Systems. We appreciate the opportunity to provide input to the work. Q14/15 will address the LS in its upcoming meeting. Regards, Kam Lam, Q14/15 Rapporteur -----Original Message----- From: Adrian Farrel [mailto:adrian@olddog.co.uk] Sent: Thursday, November 18, 2004 8:24 AM To: Lam, Hing-Kam (Kam) Cc: zinin@psg.com; Bill Fenner; 'Kireeti Kompella'; Scott Bradner; The IETF Secretariat; ccamp@ops.ietf.org Subject: Liaison to ITU-T Q14 of SG15 on Crankback in GMPLS Systems To: Mr. Kam Lam, Rapporteur for Question 14 of ITU-T Study Group 15. From: Adrian Farrel and Kireeti Kompella Co-chairs of the CCAMP Working Group of the IETF Cc: Alex Zinin and Bill Fenner, Routing Area Directors of the IETF Scott Bradner, IETF/ITU-T Liaison Coordinator For: Action Deadline: 15th December 2004 Subject: Crankback in GMPLS Systems Dear Mr. Lam, The IETF's CCAMP Working Group notes that recent contributions to your question in SG15 have proposed adding the requirements, architecture and solutions for crankback routing/signaling to your scope of work. We would like to draw your attention to the work already done in the CCAMP Working Group on this topic. The attached draft includes a discussion of requirements and solutions for crankback within GMPLS systems. The CCAMP Working Group would welcome input from SG15 on this work. Sincerely, Kireeti Kompella & Adrian Farrel, CCAMP WG chairs Att/ draft-ietf-ccamp-crankback-03.txt