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draft-ietf-mpls-diff-ext-05.txt comments

  • From: Bora Akyol <akyol@pluris.com>
  • Date: Mon, 26 Jun 2000 12:44:52 -0700
  • CC: "'Puneet Agarwal'" <puneet@pluris.com>, "'mpls@uu.net'" <mpls@UU.NET>

Shahram
Comments within.

Shahram Davari wrote:

> Puneet,
>
> Please see my comments:
>

<<snipped>>

> >4) pg 36, 5th paragraph: when a LSR can only support preconfigured
> >EXP <--> PHB mapping, if someone wants to set up the per label
> >EXP <--> PHB
> >mapping, what error should the LSR return? Hopefully this error code is
> >different than "Diff-Serv Error" to differentiate it from invalid
> >EXP <--> PHB mapping.
>
> As mentioned in section 5.3, two scenarios may exist:
>
> 1) In case the node only supports configured E-LSP, the node does not
> recognize Diffserv object at all -> "Unknown Object Error"
>
> 2) In case the node supports configured E-LSP and L-LSP, The node does not
> recognize C-type = 1 (Signaled E-LSP) -> "Unknown Object C-type"
>

Why not have another error code for nodes that understand the DS object but can
not provide per-label context. This makes sense to me.


>
> Regards,
> -Shahram
>
> >
> >-Puneet
> >