Name: draft-ietf-ccamp-sdhsonet-control-04
Title: Framework for GMPLS-based Control of SDH/SONET Networks
State: Pending
Authors: Greg Bernstein, Eric Mannie, Vishal Sharma
Group: Common Control and Measurement Plane (ccamp)
Date: 2004-10-01
GMPLS consists of a suite of protocol extensions to MPLS to make these
protocols more generally applicable, to include - for example - control of
non-packet based switching, and particularly, optical switching. One area
of prime consideration is to use Generalized MPLS (GMPLS) protocols in
upgrading the control plane of optical transport networks. This document
illustrates this process by describing those extensions to GMPLS protocols
that are directed towards controlling SDH/SONET networks. SDH/SONET
networks make very good examples of this process since they possess a rich
multiplex structure, a variety of protection/restoration options, are well
defined, and are widely deployed. The document discusses extensions to
GMPLS routing protocols to disseminate information needed in transport path
computation and network operations, together with the extensions to GMPLS
label distribution protocols needed for the provisioning of transport
circuits. New capabilities that an GMPLS control plane would bring to
SDH/SONET networks, such as new restoration methods and multi-layer circuit
establishment, are also discussed.
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