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undo label advertise
View MPLS view
Parameter explicit-null: Specifies that the egress does not support PHP and distributes to the
penultimate hop an explicit null label, whose value is 0.
implicit-null: Specifies that the egress supports PHP and distributes to the
penultimate hop an implicit null label, whose value is 3.
non-null: Specifies that the egress distributes the label to the penultimate hop
normally and does not support PHP. The value of the distributed label will be equal
to or greater than 1024.
Description Use the
label advertise command to specify whether the egress supports PHP
and what type of label the egress should distribute to the penultimate hop.
Use the
undo label advertise command to restore the default.
By default, an egress supports PHP and distributes to the penultimate hop an
implicit null label.
n
■ The type of label for the egress to distribute depends on whether the
penultimate hop supports PHP.
■ You must use the reset mpls ldp command to reset LDP sessions for the
configuration to take effect.
Example # Specify the egress to distribute an explicit null label to the penultimate hop.
<Sysname> system-view
[Sysname] mpls
[Sysname-mpls] label advertise explicit-null
label-distribution
Syntax label-distribution { independent | ordered }
undo label-distribution
View MPLS LDP view/MPLS LDP VPN instance view
Parameter independent: Works in independent mode, advertising label bindings anytime.
ordered: Works in ordered mode, advertising to its upstream a label binding only
when it receives a specific label binding message from the next hop for a FEC or
the LSR itself is the egress node of the FEC.
Description Use the
label-distribution command to configure the label distribution control
mode.
Use the
undo label-distribution command to restore the default.