1. Lai W, McDysan D. Network hierarchy and multilayer survivability. RFC3386. 2002
2. Sharma V, Hellstrand F. Framework for multi-protocol label switching (MPLS)-based recovery. RFC3469. 2003
3. Lang J P, Rajagopalan B. Generalized MPLS recovery functional specification, draft-ietf-ccamp-gmpls-recovery-functional-01.txt. 2003
4. Mannie E, Papadimitriou E. Recovery (protection and restoration) terminology for GMPLS. RFC 4427. 2004
5. Papadimitriou D, Mannie E. Analysis of generalized MPLS-based recovery mechanisms (including protection and restoration), draft-ietf-ccamp-gmpls-recovery-analysis-02.txt, 2003