Mpls Ldp Distribution-Mode - D-Link DES-7200 Cli Reference Manual

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Chapter 42 MPLS Configuration Commands

42.1.15 mpls ldp distribution-mode

Use this command to set the label distribution mode used by LDP on each interface. Use

the no form of this command to restore the default value.

mpls ldp distribution-mode {dod | du}

no mpls ldp distribution-mode

The following are two modes of MPLS TTL:

TTL copy mode: it is the default working mode. In this mode, the

pushed label TTL is copied from the TTL of the existed head of

the IP packet or the MPLS packet when Pushing the label. The

TTL of the internal IP packet or the MPLS packet is copied from

the TTL of the external label when Popping the label.

TTL non-copy mode: in this mode, set the value of pushed label

TTL to 255 when Pushing the label and keep the value of the TTL

of the internal IP packet or the MPLS packet when Popping the

The following example disables the TTL copy function of the

forwarding message:

DES-7210(config)# mpls ip ttl propagate public

Use the downstream on-demand distribution

Use the downstream active distribution mode

DES-7200 CLI Reference Guide

Enable MPLS globally.