Patent ID: 11876706
Assignee: JUNIPER NETWORKS, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. The computer-implemented method of claim 1, further comprising:
i) receiving, by a third data forwarding device on the LSP, an instance of the data packet;
j) determining another further next hop of the instance of the data packet received;
k) determining whether or not the other further next hop is reachable; and
l) responsive to determining that the other further next hop is not reachable,
1) determining whether or not the instance of the data packet received includes the further label indicating that a backup detour was made, and
2) responsive to the determination that the instance of the data packet received includes the further label indicating that a backup detour was made, dropping the instance of the data packet, and

otherwise, responsive to determining that the other further next hop is available, forwarding the instance of the data packet using a forwarding label associated with the other further next hop.