RE: LSP config: CSPF and named path

From: Bala Subrahmanyam Venkata (bsubrahm@doradosoftware.com)
Date: Fri Aug 17 2001 - 11:57:35 EDT


Mario-

Thanx for the reply. Yes, I have read the doc and I was wondering what
happens if
I enable CSPF and specify an expliti path for my LSP..is there a precedence
check
between CSPF computed path and my explicitly defined named path ?

/bala

> -----Original Message-----
> From: MPuras@solunet.com [mailto:MPuras@solunet.com]
> Sent: Friday, August 17, 2001 8:44 AM
> To: bsubrahm@doradosoftware.com
> Subject: RE: LSP config: CSPF and named path
>
>
> Hi Bala,
>
>
> Here is the link for your answer:
> http://arachne3.juniper.net/techpubs/software/junos44/swconfig44-m
> pls-apps/d
> ownload/mpls-overview.pdf
>
>
> CSPF is used when you are not depending on the IGP-TE extensions,
> therefore
> not having any knowledge of bandwidth resv, hop-limits etc.... When you
> enable cspf you essentially know your topology but in addition you also
> learn groups, priorities, bandwidth resv, hop-limits from the
> extensions to
> the IGP. There is an additiona database build called the TED that stores
> all these attributes. Check out the link for further review.
>
>
>
> Mario Puras
> SoluNet Technical Support
> Network Support Engineer
> We don't make network products,
> we make them Work!
> Mailto:mpuras@solunet.com
> 888.SOLUNET (Canada) / 888.449.5766 (USA)
>
>
> -----Original Message-----
> From: Bala Subrahmanyam Venkata [mailto:bsubrahm@doradosoftware.com]
> Sent: Friday, August 17, 2001 11:32 AM
> To: juniper-nsp@puck.nether.net
> Subject: LSP config: CSPF and named path
>
>
> When do we need the "no-cspf" command in an LSP ? Suppose if I
> have a named
> path for the primary and say couple of secondary named paths, then not
> having "no-cspf" does what ? (i.e. what does CSPF do when there is an
> explicitly configured path for an LSP ?)
>
> Similary when we dont have "no-cspf" in an LSP's configuration do
> we need a
> named path for that LSP ?
>
>
> /bala
>
>



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