MPLS LABEL

From: Mohammed Aftab Memon <aftabmemon12_at_gmail.com>
Date: Sun, 15 Jan 2012 14:30:54 +0530

Hello All,

Apologies in advance for a very silly question but I am stuck so need an
answer.

What If I a PE router configured for a label range say 200 299. I have only
100 label and if I have 500 routes in that network, how does this MPLS
label work ?

MPLS label is assigned to each route . I created a own lab to learn MPLS
and I am now stuck at this. I will add some loopbacks and see how it works
and will reduce the label range to say 20 and will add some 30 loop back
but if someone can explain me so that I can see them in action.

R3#show mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
300 Pop Label 2.2.2.2/32 0 Et0/0 10.1.23.2
301 201 4.4.4.4/32 0 Et0/0 10.1.23.2
302 Pop Label 10.1.24.0/24 0 Et0/0 10.1.23.2
303 No Label 1.1.0.1/32[V] 0 Se1/1 point2point
305 No Label 1.1.1.1/32[V] 0 Se1/1 point2point
306 No Label 1.1.2.1/32[V] 0 Se1/1 point2point
307 No Label 1.1.3.1/32[V] 0 Se1/1 point2point
308 No Label 1.1.4.1/32[V] 0 Se1/1 point2point
309 No Label 1.1.5.1/32[V] 0 Se1/1 point2point
310 No Label 1.1.6.1/32[V] 0 Se1/1 point2point
311 No Label 1.1.7.1/32[V] 0 Se1/1 point2point
312 No Label 1.1.8.1/32[V] 0 Se1/1 point2point
313 No Label 1.1.9.1/32[V] 0 Se1/1 point2point
314 No Label 1.1.10.1/32[V] 0 Se1/1 point2point
315 No Label 10.1.13.0/24[V] 520 aggregate/CA
316 No Label 192.168.1.0/24[V] \
                                       0 Se1/1 point2point

Thanking you kindly in advance.

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Received on Sun Jan 15 2012 - 14:30:54 ART

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