ldp¶

Note

requires a Product License.

LDP configuration.

vsr running config# vrf <vrf> routing mpls ldp

enabled (pushed)¶

Enable or disable LDP.

vsr running config# vrf <vrf> routing mpls ldp
vsr running ldp# enabled true|false

Default value: true

router-id¶

LSR router identifier in IPv4 address format.

vsr running config# vrf <vrf> routing mpls ldp
vsr running ldp# router-id ROUTER-ID

ROUTER-ID

An IPv4 address.

discovery¶

Discovery parameters.

vsr running config# vrf <vrf> routing mpls ldp discovery

hello¶

LDP Link Hellos.

vsr running config# vrf <vrf> routing mpls ldp discovery hello

holdtime¶

Hello holdtime in seconds.

vsr running config# vrf <vrf> routing mpls ldp discovery hello
vsr running hello# holdtime <1-65535>

Default value: 15

interval¶

Hello interval in seconds.

vsr running config# vrf <vrf> routing mpls ldp discovery hello
vsr running hello# interval <1-65535>

Default value: 5

dual-stack¶

Configure dual stack parameters.

vsr running config# vrf <vrf> routing mpls ldp dual-stack

cisco-interop¶

Use Cisco non-compliant format to send and interpret the Dual-Stack capability TLV.

vsr running config# vrf <vrf> routing mpls ldp dual-stack
vsr running dual-stack# cisco-interop true|false

Default value: false

transport-preference¶

Configure preferred address family for TCP transport connection with neighbor.

vsr running config# vrf <vrf> routing mpls ldp dual-stack
vsr running dual-stack# transport-preference TRANSPORT-PREFERENCE

`TRANSPORT-PREFERENCE` values	Description
`ipv4`	IPv4.
`ipv6`	IPv6.

Default value: ipv6

neighbor¶

Configure neighbor parameters.

vsr running config# vrf <vrf> routing mpls ldp neighbor <neighbor>

<neighbor>

An IPv4 address.

password (hidden)¶

The password.

vsr running config# vrf <vrf> routing mpls ldp neighbor <neighbor>
vsr running neighbor <neighbor># password <string>{1,max}

ttl-security¶

LDP ttl security check.

vsr running config# vrf <vrf> routing mpls ldp neighbor <neighbor> ttl-security

hops¶

Maximum number of IP hops.

vsr running config# vrf <vrf> routing mpls ldp neighbor <neighbor> ttl-security
vsr running ttl-security# hops <1-255>

disable¶

Disable ttl security.

vsr running config# vrf <vrf> routing mpls ldp neighbor <neighbor> ttl-security
vsr running ttl-security# disable true|false

Default value: false

address-family¶

Configure Address Family and its parameters.

vsr running config# vrf <vrf> routing mpls ldp address-family

ipv4¶

IPv4.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4

session-holdtime¶

Session holdtime in seconds.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4
vsr running ipv4# session-holdtime <15-65535>

Default value: 180

discovery¶

Discovery parameters.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 discovery

transport-address (mandatory)¶

Transport address for TCP connection.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 discovery
vsr running discovery# transport-address TRANSPORT-ADDRESS

TRANSPORT-ADDRESS

An IPv4 address.

hello¶

LDP Link Hellos.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 discovery hello

holdtime¶

Hello holdtime in seconds.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 discovery hello
vsr running hello# holdtime <1-65535>

Default value: 15

interval¶

Hello interval in seconds.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 discovery hello
vsr running hello# interval <1-65535>

Default value: 5

interface¶

Enable LDP on an interface.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 interface <interface>

<interface>

An interface name.

label¶

Configure label control and policies.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label

local¶

Local label control and policies.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local

advertise¶

Configure outbound label advertisement control.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local advertise

for¶

IP access-list for destination prefixes.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local advertise
vsr running advertise# for FOR

FOR

Access list name.

to¶

IP Access-list specifying controls on LDP Peers.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local advertise
vsr running advertise# to TO

`TO`	Access list name.

explicit-null¶

Configure explicit-null advertisement.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local advertise explicit-null

for¶

IP access-list for destination prefixes.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local advertise explicit-null
vsr running explicit-null# for FOR

FOR

Access list name.

allocate¶

Configure label allocation control.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local allocate

for¶

IP access-list.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local allocate
vsr running allocate# for FOR

FOR

Access list name.

host-routes¶

Allocate local label for host routes only.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label local allocate
vsr running allocate# host-routes

remote¶

Remote/peer label control and policies.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label remote

accept¶

Configure inbound label acceptance control.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label remote accept

for¶

IP access-list for destination prefixes.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label remote accept
vsr running accept# for FOR

FOR

Access list name.

from¶

Neighbor from whom to accept label advertisement.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv4 label remote accept
vsr running accept# from FROM

FROM

Access list name.

ipv6¶

IPv6.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6

session-holdtime¶

Session holdtime in seconds.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6
vsr running ipv6# session-holdtime <15-65535>

Default value: 180

discovery¶

Discovery parameters.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 discovery

transport-address (mandatory)¶

Transport address for TCP connection.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 discovery
vsr running discovery# transport-address TRANSPORT-ADDRESS

TRANSPORT-ADDRESS

An IPv6 address.

hello¶

LDP Link Hellos.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 discovery hello

holdtime¶

Hello holdtime in seconds.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 discovery hello
vsr running hello# holdtime <1-65535>

Default value: 15

interval¶

Hello interval in seconds.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 discovery hello
vsr running hello# interval <1-65535>

Default value: 5

interface¶

Enable LDP on an interface.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 interface <interface>

<interface>

An interface name.

label¶

Configure label control and policies.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label

local¶

Local label control and policies.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local

advertise¶

Configure outbound label advertisement control.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local advertise

for¶

IP access-list for destination prefixes.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local advertise
vsr running advertise# for FOR

FOR

Access list name.

to¶

IP Access-list specifying controls on LDP Peers.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local advertise
vsr running advertise# to TO

`TO`	Access list name.

explicit-null¶

Configure explicit-null advertisement.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local advertise explicit-null

for¶

IP access-list for destination prefixes.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local advertise explicit-null
vsr running explicit-null# for FOR

FOR

Access list name.

allocate¶

Configure label allocation control.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local allocate

for¶

IP access-list.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local allocate
vsr running allocate# for FOR

FOR

Access list name.

host-routes¶

Allocate local label for host routes only.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label local allocate
vsr running allocate# host-routes

remote¶

Remote/peer label control and policies.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label remote

accept¶

Configure inbound label acceptance control.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label remote accept

for¶

IP access-list for destination prefixes.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label remote accept
vsr running accept# for FOR

FOR

Access list name.

from¶

Neighbor from whom to accept label advertisement.

vsr running config# vrf <vrf> routing mpls ldp address-family ipv6 label remote accept
vsr running accept# from FROM

FROM

Access list name.