[j-nsp] MPLS EXP bit marking question

Lynch, Tomas TOMAS.LYNCH at GlobalCrossing.com
Mon Jun 8 08:26:27 EDT 2009


Why would you want to do that? Labels are used only inside your backbone
where you have the same QoS policy in all the routers. It's going to be
a burden to configure QoS policies on interfaces because you will have
to think "is this router doing the PHP or not?"

-----Original Message-----
From: juniper-nsp-bounces at puck.nether.net
[mailto:juniper-nsp-bounces at puck.nether.net] On Behalf Of Li Zhu
Sent: Sunday, June 07, 2009 7:46 PM
To: masood at nexlinx.net.pk
Cc: juniper-nsp at puck.nether.net
Subject: Re: [j-nsp] MPLS EXP bit marking question

Masood, Nugroho

Thank you for the reply. I agree with both of you that rewrite takes
effect
on both inner and outer mpls label. My next question is:
what if I want to mark inner and outer MPLS label differently? Say I
want
mark the inner exp with 5 and outer exp with 6? Is it possible to
achieve
this?

Thanks,

Li

On Sun, Jun 7, 2009 at 4:10 PM, <masood at nexlinx.net.pk> wrote:

> the rewrite-rule will take effect on both tags and all the labels in
label
> stack.
>
> Regards,
> Masood
>
> > All,
> >
> > There is a network like CE --- PE --- P. The PE is M320. Traffic is
from
> > CE
> > to P. The traffic out of CE is native IP, after it reaches and gets
out
> PE
> > (then to P), it is double-tagged with MPLS lable. There is a exp
> > rewrite-rule applied on PE link to P router. My questions is
> > will the rewrite-rule take effect on both tags or only the outer
tag?
> >
> > Thanks,
> >
> > Li
> > _______________________________________________
> > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/juniper-nsp
> >
>
>
>
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