Re: Inter Area MPLS TE with OSPF

HI

LDP over RSVP is usually done where Inter Area TEs are created. SO u can
have a RSVP tunnels and on top of it u can run LDP inorder the Ce traffic
to pass thru.

On Sun, Dec 30, 2012 at 7:28 PM, Radioactive Frog <pbhatkoti_at_gmail.com>wrote:

> John,
>
> Generic document but in details on inter-as TE.
>
>
> http://www.cisco.com/en/US/partner/docs/ios/mpls/configuration/guide/mp_te_inter_as_te_ps6922_TSD_Products_Configuration_Guide_Chapter.html#wp1053704
>
> HTH
> -frog
>
> On Sun, Dec 30, 2012 at 9:44 AM, John Neiberger <jneiberger_at_gmail.com
> >wrote:
>
> > Thanks, Mohammad! That's very interesting. I'm pretty new to MPLS TE and
> I
> > have a question about how this configuration works. Actually, I've never
> > seen it configured before, so I guess you could say I'm extremely new to
> > it. lol
> >
> > Based on these configs, here's how I think this works. Please correct me
> if
> > I'm wrong at any point.
> >
> > 1. In the beginning, Tunnel0 is down; static routes pointing to the
> tunnel
> > are inactive; routes are being exchanged via OSPF;
> > 2. Once OSPF routes have been learned, the tunnel endpoint 5.5.5.5
> becomes
> > reachable, so R1 tries to bring up the tunnel using RSVP and the
> specified
> > explicit route
> > 3. The RSVP request traverses the network to R5, who starts the
> reservation
> > process in reverse until the LSP is set up.
> > 4. Once the LSP is up end to end, Tunnel0 comes up, so the static route
> to
> > 5.5.5.5 via Tunnel0 on R1 becomes active
> > 5. A ping from 1.1.1.1 to 5.5.5.5 now is label-switched via Tunnel0 and
> > follows the explicit path setup via RSVP.
> >
> > Is that basically how that works? I really don't know. I'm just trying to
> > piece it together based on your configs.
> >
> > Thanks again,
> > John
> >
> >
> > On Sat, Dec 29, 2012 at 2:47 PM, Mohammad Khalil <eng_mssk_at_hotmail.com
> > >wrote:
> >
> > > http://eng-mssk.blogspot.com/2012/12/interarea-mpls-te-with-ospf.html
> > >
> > > BR,
> > > Mohammad
> > >
> > >
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-- 
Regards
Routing Freak CCIE#35889 (SPv3)
Blogs and organic groups at http://www.ccie.net