3RFC 5654. Requirements of an MPLS Transport Profile [S/OL]. [2010-02-25 ]. http://www.ietf.org/rfc/rfc5718.txt.
4Bocci. A Framework for MPLS in Transport Networks. draft-ietf-mplstp-framework-07 (work in progress) [EB/OL]. [2010-02-25 ]. http:// www.opensubscriber.com/message/i-d-announce.