User guide

4-10 MPLS Module Installation and User Guide

Configuring the Label Distribution Protocol

If you specify the

detail

keyword, the following additional information is displayed:

• Discontinuity time

• Negotiated label distribution

• Next hop address

Configuration Example

The network configuration, shown in Figure 4-1, illustrates how to configure a

BlackDiamond switch to support a routed MPLS network.

Figure 4-1: MPLS configuration example

The four switches, labeled LSR 1, LSR 2, LSR 3, and LSR 4, have the same physical

hardware configuration. Each switch contains an F48ti module, a G8xi module, an

MPLS module, and an MSMi module. The switches are all interconnected via Gigabit

MPLS_18

LSR 3

Router ID =11.0.3.11

LSR 4

Router ID =11.0.4.11

LSR 1

Router ID =11.0.1.11

LSR 2

Router ID =11.0.2.11

OSPF backbone area

and

MPLS domain

11.0.1.0/24

vlan1

11.0.3.0/24

vlan3

11.0.2.0/24

vlan2

11.0.4.0/24

vlan4

12.12.12.0/24

duke

9.9.9.0/24

unc