A system and method are disclosed for routing packet traffic. A system
that incorporates teachings of the present disclosure may include, for
example, a Provider Edge (PE) router having a routing element that routes
packet traffic between a plurality of autonomous systems according to one
or more Virtual Routing and Forwarding (VRF) tables each having a
plurality of Enhanced Interior Gateway Routing Protocol (EIGRP)
Autonomous System (AS) numbers. Other embodiments are disclosed.