[nsp] Locally terminate traffic into a TE tunnel (act as PE andCEin a single router)

Temkin, David temkin at sig.com
Fri May 7 13:46:48 EDT 2004


Yes, layer 3 in this case...  The hosts that were there were just for
illustration (it's a much more complex network).

Does anyone have any sample configs that could illustrate what Jack is
talking about?

Appreciate it!
-Dave

> -----Original Message-----
> From: Jack.W.Parks at alltel.com [mailto:Jack.W.Parks at alltel.com] 
> Sent: Friday, May 07, 2004 1:44 PM
> To: temkin at sig.com; cisco-nsp at puck.nether.net
> Subject: RE: [nsp] Locally terminate traffic into a TE tunnel 
> (act as PE andCEin a single router)
> 
> The Host workstations could be considered your CEs.  Are you 
> trying use a Layer2 VPN or a Layer3 VPN?
> 
> For a Layer3 VPN, import the Layer3 IP Subnet that the hosts 
> are connected to into the MP-BGP advertisement.  The Hosts 
> would point their default gateway to the VRF interface.
> 
> Layer2 VPNs are a little more complicated unless you want to 
> look into VPLS solution.
> 
> Jack
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Temkin, David
> Sent: Friday, May 07, 2004 11:53 AM
> To: cisco-nsp at puck.nether.net
> Subject: RE: [nsp] Locally terminate traffic into a TE tunnel 
> (act as PE andCEin a single router)
> 
> 
> Sorry all, Oli pointed out that the ASCII diagram didn't do 
> it any justice.  I've attached a .gif of what I'm trying to 
> do.  Basically, the switches are not MPLS aware and I'm not 
> looking to do EoMPLS, I'm just looking to route traffic 
> towards the router and shove it into a TE tunnel.  Possible?
> 
> (for those of you who don't accept attachments, here's a link:
> http://www.ciscogeek.net/~dave/mpls.gif )
> 
> 
> Thanks,
> 
> -Dave 
> 
> > -----Original Message-----
> > From: cisco-nsp-bounces at puck.nether.net 
> > [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of 
> Temkin, David
> > Sent: Friday, May 07, 2004 10:35 AM
> > To: cisco-nsp at puck.nether.net
> > Subject: [nsp] Locally terminate traffic into a TE tunnel 
> (act as PE 
> > and CEin a single router)
> > 
> > Does anyone know if it's possible to act as both a MPLS CE 
> and PE in 
> > the same router in the following way:
> > 
> > 		       		       PtP MPLS Link
> > Local IP Traffic---------------> Router
> > --------------------------------> 
> Router--------------------->Local IP
> > traffic
> > 	|		       |	           TE Tunnel	   |
> > 	|		       |				   |
> > 	|		       |	 	Redundant link	   |
> > 	
> > |------------------------------|-Router-----------------------
> > ------->Ro
> > uter------------------->Local IP Traffic
> > 				
> > 
> > 
> > I apologize for the horrible ASCII, but basically I want IP traffic 
> > that's actually routed to the router to get mapped into a 
> tunnel that 
> > terminates on the far side and gets mapped out of the 
> tunnel, with no 
> > real MPLS network in between (just router to router links).  Any 
> > sample configs would be appreciated.
> > 
> > -Dave
> > 
> 
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