Category: Multihoming

Routing loop shambles

This quirk looks into the problems that can arise when using OSPF sham-links over an MPLS network when a dual-homed site is involved.

Multihoming without a PE-to-CE Dynamic Routing Protocol

This quirk looks at how a multihomed site without a CE-to-PE routing protocol, like eBGP, can run into failover problems when using a first hop redundancy protocol. The setup is as follows: The CE routers in this case are Cisco 887 routers. The WAN connections… Continue Reading “Multihoming without a PE-to-CE Dynamic Routing Protocol”