- Written by Shriprama Rao
- Posted on November 20, 2023
- Updated on May 15, 2025
- 6838 Views
This feature allows encapsulating (and decapsulating) L2 traffic from a given interface or subinterface over a GRE tunnel. An MPLS label is added to identify the ingress interface (similar to MPLS pseudowires) and the GRE tunnel or nexthop-group is used to transport the packets to a remote endpoint.