Inter-Area Loop Prevention in OSPF Petr Lapukhov 4xCCIE/CCDE
Introduction ...........................................................................................................2
OSPF ABR and Loop Prevention..........................................................................2
Loop Prevention in MPLS VPNs...........................................................................5
Virtual Links and Sham Links................................................................................8
Multi-Homed Multi-Area OSPF Site ....................................................................17
Appendix: Initial Configuration for Multi-Area Multi-Homed OSPF Scenario.......37