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Brocade Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide (Supporting R05.6.00) User Manual

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Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide

53-1003031-02

LDP Inbound-FEC filtering

2

1. Use the following command to configure the prefix list to allow all /32 addresses:

Brocade(config)# ip prefix filter172_24 permit 172.16.09.0/16 ge 24 le 24

2. Configure the prefix list to allow 172.16.0.0/16 ge 24 le 24:

Brocade(config)# ip prefix filter172_24 permit 172.16.09.0/16 ge 24 le 24

3. Configure the prefix list to allow 172.16.0.0/16 ge 24 le 28:

Brocade(config)# ip prefix-list filter172_28 permit 172.16.0.0/16 ge 24 le 28

4. Configure the prefix list to allow all of the above FECs:

Brocade(config)# ip prefix-list filterAll permit 0.0.0.0/0 ge 32

Brocade(config)# ip prefix-list filterAll permit 172.16.0.0/16 ge 24 le 28

Verify the configuration by using the show mpls ldp command.

Brocade(config)# show mpls ldp

Label Distribution Protocol version 1

LSR ID: 10.44.44.44, using Loopback 1

(deleting stops LDP)

Hello interval: Link 5 sec, Targeted 15 sec

Hold time value sent in Hellos: Link 15 sec, Targeted 45 sec

Keepalive interval: 6 sec, Hold time multiple: 6 intervals

Load sharing: 1

Tunnel metric: 0

FEC used for auto discovered peers: current 129, configured 129

Graceful restart: disabled

Brocade(config)# show mpls ldp database

Session 10.44.44.44:0 - 10.14.14.14:0

Downstream label database:

Label

Prefix

State

3

10.14.14.14/32 Installed

1024

172.16.8.0/24 Installed

1025

172.16.16.0/24 Installed

1026

172.16.32.0/24 Installed

1027

172.16.64.0/24 Installed

1028

172.16.8.0/28 Installed

1029

172.16.8.16/28 Installed

1030

172.16.8.32/28 Installed

1031

172.16.8.64/28 Installed

Upstream label database:

Label

Prefix

3

10.44.44.44/32

1033

10.66.66.66/32

Session 10.44.44.44:0 - 10.66.66.66:0

Downstream label database:

Label

Prefix

State