Patent ID: 7944817
Filing Date: 2011-05-17
Classification: H04L,H04M,Y02D

Abstract:
1. A method comprising: a) establishing a central reserved path having a defined bandwidth between two local edge routers, each of which provide a point of ingress and a point of egress for corresponding local networks; b) defining a central virtual trunk group having the defined bandwidth; c) associating the central virtual trunk group with the central reserved path such that calls within the central virtual trunk group are carried over the central reserved path; d) establishing local reserved paths between internal edge routers in the local networks and the local edge routers in the local networks; e) defining a local virtual trunk group; and f) associating the local virtual trunk group with at least one local reserved path of the local reserved paths such that calls within the local virtual trunk group are carried over the at least one local reserved path.