Regarding the mpLS handling mode of TTL, is the following description correct?

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victoria nagy · Accepted Answer

The TTL in the B. MPLS label has the same meaning as the TTL field in the head. TTL prevents mpLS networks from developing bad routing.

victoria nagy · Answer

Pipe mode. When an IP message passes through the MPLS network, the IPTTL minus 1 is mapped to the WLSTTL field at the incoming node.

victoria nagy · Answer

Unifore style, when an IP packet passes through the MPLS network, the IPTTL of the incoming node is minus l. The MPLS TTL field is a fixed value.

victoria nagy · Answer

In MPLSVPI, if you need to hide the structure of the MPLS backbone network, you can use Uniform mode on Ingress for private network messages .

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