RFC2547 VPN discussion group? (With an inter-AS VPN question )
Susan Harris
srh at merit.edu
Tue May 22 14:10:24 UTC 2001
Why did you send this to us?
On Tue, 22 May 2001, Robert Raszuk wrote:
>
>
> Hi Yu,
>
> Quite a few mpls operational quiestions is being discussed on mpls-ops
> alias.
>
> For cisco specific I have created closed alias mpls-deployment at cisco.com
> Please use the last one for escalation issues with mpls. Reg your issue
> without further troubleshooting I am unable to help you so pls open a
> TAC case.
>
> R.
>
> > Yu Ning wrote:
> >
> > Hi All,
> >
> > Does anyone know RFC2547 VPN discussion group ? I can only find generic MPLS
> > discussion from IETF. Better cisco oriented, because we use Cisco RFC2547
> > solution.
> >
> > Here is one of the problem we encountered now. Can anyone help ?
> >
> > We have 3 PEs connected with 3 CEs. PE1, PE2 are in the same AS4134, while
> > PE3 in AS41340. It's not so luck that PE1 and PE3 is not back-to-back
> > connected, but can be reached via a tag-switching enabled intermediate
> > network. PE1-PE2 has MP-iBGP peer, while PE1-PE3 has MP-eBGP peer.
> >
> > Then we verify the traffic, and see that CE3, CE1 can ping each other,
> > while CE3 can't ping CE2 ? But all three CEs can see prefix from other
> > CEs.
> >
> > AS4134 AS41340
> >
> > |----| |---| |---|
> > |CE1 |-------|PE1|--(Tag switching )--|PE3|
> > |----| |---| enabled inter- |---|
> > | mediate network |
> > | |
> > | |---|
> > | |CE3|
> > |----| |---| |---|
> > |CE2 |-------|PE2|
> > |----| |---|
> >
> > BTW, We run PE on IOS Version 12.1(5)T6
> >
> > regards,
> >
> > Yu Ning
> > ____________________________________________
> >
> > (Mr.) Yu Ning, Chief Engineer
> > ChinaNET(AS4134) Sr. Sup.& New Sev. R&D
> > Internet Product Dep. DCB, China Telecom
> > Beijing, P.R.China +86-10-62072357/62072354
> > ____________________________________________
>
>
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