http://www.rfc-editor.org/rfc/rfc4258.txt
RFC 4258: Requirements for Generalized Multi-Protocol Label Switching (GMPLS) Routing for the Automatically Switched Optical Network (ASON), D. Brungard2005-11-01T23:00:00-00:00This document concentrates on the routing requirements placed on the GMPLS suite of protocols in order to support the capabilities and functionalities of an Automatically Switched Optical Network (ASON) as defined by the ITU-T. This memo provides information for the Internet community.