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Displaying ldp fec information – 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

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Displaying LDP information

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Displaying LDP FEC information

To display host addresses and the total number of Layer 3 prefix FECs from the LDP FEC database,
enter the following command.

Brocade# show mpls ldp fec prefix

Total number of prefix FECs: 2

Destination State Out-intf Next-hop Ingress Egress

10.125.125.1/32 current e2/2 10.90.90.20 Yes No

10.128.128.0/24 current -- -- No Yes

Syntax: show mpls ldp fec [IPaddress [longer] | [prefix] IPaddress_with_NetMask] [longer]

Using IPaddress |IPaddress_with_NetMask provides a detailed view of the specified FEC. Including
the longer keyword means that when an IP address has been specified, display only the routes that
match that IP address.The prefix option displays all Layer 3 FEC information.

The show mpls ldp fec prefix command displays the following information.

TABLE 59

Output from the show mpls ldp fec prefix command

This field...

Displays...

Total number of
prefix FECs

The total number of Layer 3 FECs.

Destination

The IP Prefix associated with the host address or the prefix FEC type.

State

State of the FEC which indicates the FEC advertised to any LDP session (state equal to
“current”). When it has no session, it is either called “cur_no_sess” (currently no session) for
local FECs or is marked “retained” for non-local FECs.

Out-intf

For an ingress FEC, this mentions the output interface to reach to the Next-hop. The Out-Intf
field displays the egress interface associated with the FEC entry. When applicable, the Out-Intf
field displays a VE interface specified by the variable.

Next-hop

For an ingress FEC, this mentions the nexthop IP address.

Ingress

Whether the FEC is an ingress FEC.

Egress

Whether the FEC is an egress FEC.

Displaying information for a specified LDP FEC type

The show mpls ldp fec prefix IPaddress_with_NetMask command has changed. To display L3 FEC
information for a specific FEC type, enter the following command.

Brocade# show mpls ldp fec prefix 10.125.125.1/32

FEC_CB: 0x29391f8c, idx: 1, type: 2, pend_notif: None

State: current, Ingr: Yes, Egr: No, UM Dist. done: No

Prefix: 10.125.125.1/32, next_hop: 10.90.90.20, out_if: e2/2

Downstream mappings:

Local LDP ID

Peer LDP ID Label State CB

10.128.128.28:0 10.125.125.1:0 3 Installed 0x29391cb0(-1)

Table

60

lists the output displayed for show mpls ldp fec prefix command.