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MPLS TE and Constraint Based Routing

  • From: Alex Zinin <azinin@cisco.com>
  • Date: Sun, 9 Jul 2000 22:10:40 -0700
  • CC: juan diego otero <diego_otero@yahoo.com>, mpls@UU.NET
  • Organization: Cisco Systems


Rajiv,

[...]
>   You can probably use off-line tools for path computation but sometimes
> the off-line tools do not scale well with the network size

Can you elaborate on the scaling comment a bit?

Regards,
Alex.


> and are not
> much responsive to the network states.

>  Take care

>  Rajiv     


> On Mon, 3 Jul 2000, juan diego otero wrote:

>> Hi,
>> 
>> I would like to know who does the constraint 
>> based routing (CBR) when we do TE in an MPLS domain.
>> I mean, is there a special CBR module in every router?
>> or is there a server that computes a kind of 
>> "off-line" CBR? Are there any available commercial
>> solution?
>> 
>> Thanks a lot.
>> 
>> Diego Otero.
>> 
>> 
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> ********************************
> Rajiv Papneja (GRA)
> Advanced Internet Laboratory
> George Mason University
> Tel: 703.993.4700
> email: rpapneja@osf1.gmu.edu
> ********************************