[1] Lai W. Network hierarchy and multilayer survivability [OL].2002,http://www.ietf.org.
[2] Eric Mannie,Dimitri Papadimitriou,Recovery(protection and restoration)terminology for generalized multiprotocol label switching(GMPLS)[OL].http://www.ietf.org.
[3] Didier Colle,Sophie De Maesschalck. Data-centric optical networks and their survivability [J].Selected Areas in Communications,IEEE Journal,2002,20(1): 6-20.
[4] Zhang H,Durresi A. Network operations and management symposium [C].IEEE/IFIP,2002,681-694.
[5] Yang(Qin,Lorne Mason. Study on a joint multiplelayer restoration scheme for IP over WDM network [J].IEEE Network,2003,17(2): 43-48.