Figure 52: TTL Processing on Outgoing MPLS Packets
MPLS Rules for TTL Expiration
MPLS takes the following actions when the TTL in a MPLS label of a received MPLS
packet expires:
1. A TTL-expired ICMP packet is constructed.
2. The destination address of ICMP packet is set to the source address of the IP
packet that was encapsulated in the MPLS packet.
MPLS Label Switching and Packet Forwarding â– 217
Chapter 2: MPLS Overview
To Next Page
Loading...
Need help?
General
