FisherBroyles, LLP
Apparatus, system, and method for achieving shortest path forwarding in connection with clusters of active-standby service appliances
A disclosed method may include (1) identifying, by a PE router, a conditional advertisement policy that requires installation of at least one address of an active service appliance within a routing table to trigger advertising a route for the active service appliance to one or more additional PE routers, (2) inspecting the routing table for the installation of the address of the active service appliance, (3) determining, based at least in part on the inspection, that the address of the active service appliance is installed in the routing table, (4) determining that the PE router has satisfied the conditional advertisement policy due at least in part to the address of the active service appliance being installed in the routing table, and then in response, (5) directing the PE router to advertise the route to the additional PE routers. Various other apparatuses, systems, and methods are also disclosed.
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Wen John E.
Lin Drake