Patent ID: 9282026
Filing Date: 2016-03-08
CPC Classification: H04L

Claim Text:
1. A method of advertising routes, the method comprising: identifying a plurality of first edge routers for an autonomous system; selecting a plurality of second edge routers from the plurality of first edge routers, a first prefix being reachable using the plurality of second edge routers; determining a third edge router, the third edge router being associated with a first path for reaching the first prefix, the third edge router being selected from the plurality of second edge routers, and the first path being a best path for reaching the first prefix; forming an edge router list consisting of the plurality of second edge routers except for the third edge router; forming a first reachability message including the first prefix, the first path, information associated with the first path, and the edge router list, but not including paths for reaching edge routers in the edge router list; and