Patent ID: 7502332
Filing Date: 2009-03-10
Classification: H04L

Abstract:
1. A network element comprising: a control card to host a routing protocol process, the control card having a set of instructions to cause the control card to, advertise a best external route to an internal peer of the network element, wherein the internal peer is within the network element's group, advertise a best internal route to an external peer of the network elements, wherein the external peer is not within the network element's group, and advertise a best overall route to the set of internal peers if the best overall route is an external route, and advertise the best overall route to the set of external peers and not advertise the best overall route to the set of internal peers if the best overall route is an internal route, the best overall route is calculated from a set of one or more internal routes and a set of one or more external routes; and a set of one or more line cards coupled with the control card.