Patent ID: 9148372
Filing Date: 2015-09-29
Classification: H04L

Abstract:
1. A method comprising: receiving a first route advertisement from a first provider edge router, the first route advertisement including next-hop routing information associated with a destination and a label associated with a first interface of the first provider edge router; modifying the next-hop routing information with a processor to form first modified next-hop routing information, the first modified next-hop routing information to redirect a packet addressed to the destination; sending a second route advertisement to a second provider edge router, the second route advertisement including the first modified next-hop routing information and the label; modifying the next-hop routing information with the processor to form second modified next-hop routing information, the second modified next-hop routing information to redirect a second packet addressed to the destination; and sending a third route advertisement to a third provider edge router, the third route advertisement including the second modified next-hop routing information and a second label, wherein the second label is associated with a second interface of the first provider edge router.