Re: mVPN over CsC topology

From: Roman Rodichev (roman@iementor.com)
Date: Thu Dec 25 2008 - 22:56:39 ARST


Can you supply all configs? I'll try to find the issue for you

> -------Original Message-------
> From: mreiks <marakalas.molefe@gmail.com>
> Subject: Re: mVPN over CsC topology
> Sent: Dec 23 '08 10:53
>
> Hi Roman
>
> Tx for the response. I have verified all the points you mentioned below and
> everything seems okay. I do have PE-CE PIM neighborship on both CE routers.
> My CE routers are SW1 and SW2 connecting to R3 and R6 respectively.
>
> The PIM mdt bgp output on both R3 and R6 is as
>
> r3(config-if)#do sh ip pim mdt bg
> Peer (Route Distinguisher + IPv4) Next Hop
> MDT group 232.2.2.2
> 2:100:1:150.1.6.6 150.1.6.6
>
> r6(config)#do sh ip pim mdt bgp
> Peer (Route Distinguisher + IPv4) Next Hop
> MDT group 232.2.2.2
> 2:100:1:150.1.3.3 150.1.3.3
>
> The loopback IPs for these PE routers are 150.1.3.3 and 150.1.6.6.
>
> Throughout the customer carrier network and the backbone carrier network, I
> do have PIM neighborship with the next router. I am running PIM-SM mode
> throughout the network and one of the CE routers is the BSR.
>
> sw2(config)#do sh ip pim rp map
> PIM Group-to-RP Mappings
> This system is the Bootstrap Router (v2)
>
> Group(s): 224.0.0.0/4, Static
> RP: 150.1.8.8 (?)
> sw2(config)#
>
>
>
>
> On Tue, Dec 23, 2008 at 9:17 AM, Roman Rodichev <roman@iementor.com> wrote:
>
> > - Do you have an active PIM neighbor on the PE-CE link with the edge
> > customer? Both sides?
> > - What do you see in "show ip pim mdt bgp" on customer-carrier PE routers?
> > (or "show ip bgp ipv4 mdt all")
> > - What PIM mode are you using in the customer-carrier?
> > - Are you using MDT in the provider-carrier to transport customer-carrier
> > multicast traffic? Is provider-carrier mdt working? Configure join-group on
> > customer-carrier PE's on both sides, can they ping each other?
> > - is inter-as involved?
> > - PIM mode in the provider-carrier? PIM mode in the customer network?
> >
> > Keep in mind, three things are needed before you see mVRF PIM neighbor
> > through the MDT tunnel:
> > - there should be at least one other PE-CE PIM neighbor active
> > - MDT information about all PEs must be available ("show ip pim mdt bgp" or
> > "show ip bgp ipv4 mdt all")
> > - Each PE needs to join the MDT tree of other PEs ("show ip mroute")
> >
> >
> >
> > Roman Rodichev
> > 5xCCIE #7927 (R&S, Security, Voice, Storage, Service Provider)
> > Instructor, Content Developer
> > ieMentor Corporation http://www.iementor.com
> > Y!M: roman7927
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > mreiks
> > Sent: Monday, December 22, 2008 11:45 PM
> > To: ccielab@groupstudy.com; Cisco certification
> > Subject: mVPN over CsC topology
> >
> > Hi guys & girls
> >
> > I have setup a scenario where I'm running CsC and my customer sites
> > connected to the customer-carrier PE routers can succesfully access each
> > other. However, on these PE router on the customer carrier network, I am
> > unable to establish PIM neighborship thru the MDT tunnel.
> >
> > I'd appreciate any assistance with this setup.
> >
> > Regards
> > Mreiks
> >
> > _____________________________________________________________________
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