Cisco ASR 9000 Series Configuration Manual page 52

Configuring Label Acceptance Control (Inbound Filtering)
By default, there is no inbound label filtering performed by LDP and thus an LSR accepts (and retains)
Note
all remote label bindings from all peers.
SUMMARY STEPS
1. configure
2. mpls ldp
3. label accept for prefix-acl from ip-address
4. Use the commit or end command.
DETAILED STEPS
Command or Action
Step 1 configure
Example:
RP/0/RSP0/CPU0:router# configure
Step 2
mpls ldp
Example:
RP/0/RSP0/CPU0:router(config)# mpls ldp
Step 3
label accept for prefix-acl from ip-address
Example:
RP/0/RSP0/CPU0:router(config-ldp)# label
accept for pfx_acl_1 from 192.168.1.1
RP/0/RSP0/CPU0:router(config-ldp)# label
accept for pfx_acl_2 from 192.168.2.2
Step 4 Use the commit or end command.
Cisco ASR 9000 Series Aggregation Services Router MPLS Configuration Guide, Release 4.3.x
36
Implementing MPLS Label Distribution Protocol
Purpose
Enters global configuration mode.
Enters the MPLS LDP configuration mode.
Configures inbound label acceptance for prefixes specified by
prefix-acl from neighbor (as specified by its IP address).
commit—Saves the configuration changes and remains within the
configuration session.
end—Prompts user to take one of these actions:
• Yes— Saves configuration changes and exits the
configuration session.
• No—Exits the configuration session without committing the
configuration changes.
• Cancel—Remains in the configuration mode, without
committing the configuration changes.
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