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Re: EoMPLS

  • From: "HANSEN CHAN" <hansen.chan@alcatel.com>
  • Date: Fri, 07 Sep 2001 09:06:55 -0400
  • CC: dennisjhartmann@hotmail.com, "Mpls-Ops@Mplsrc. Com" <mpls-ops@mplsrc.com>
  • Resent-Date: Fri, 7 Sep 2001 12:00:04 -0400
  • To: Javier Antich <javier.antich@telindus.es>

Javier,

Just out of curiosity. Does 7600 support only point-to-point ethernet? Or point-to-multipoint with learning bridge capability?

Cheers,
Hansen

Javier Antich wrote:

The ingress interface in the 7600 is supposed to be a Fast/Gigabit Ethernet.
If you have SONET equipment able to transport 802.1Q Ethernet frames from
the CE to the 7600, then it's ok, but otherwise the connectivity between the
CE and the 7600, IMHO, should be Fast/Gigabit Ethernet.

Javier.

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> -----Mensaje original-----
> De:   Dennis Hartmann [SMTP:sanester@starband.net]
> Enviado el:   viernes 7 de septiembre de 2001 4:24
> Para: Mpls-Ops@Mplsrc. Com
> Asunto:       EoMPLS
>
>      I'm trying to build an EoMPLS lab with (2) 7609 routers.   The way I
> understand EoMPLS is that the CE device will send 802.1q tagged packets
> over a layer-1 infrastructure (Sonet/PoS/DPT), and the MPLS ingress PE
> (7609) will associate the 802.1q tagged packet with a unidirectional
> logical Unidirectional Transport VC (tunneled label in stack) over an MPLS
> infrastructure with a targetted LDP session to the egress EoMPLS enabled
> PE device (7609) which will pop the bottom label and forward the 802.1q
> packet over the layer-1 infrastructure to a device which has this 802.1q
> VLAN configured.   The lab layout would be as follows:
>
> 7206 or 3550 --->   15454 Ring   ----->   7609   --->   GSR ----> GSR
> -----> GSR---->   7609---->   15454 Ring ---> 7206 or 3550
>
>      If anyone could verify this design and assumptions  or clear up
> anything I'm missing, it would be greatly appreciated.   Thank you very
> much for your assistance.   This is all based on the  Martini  EoMPLS
> draft.
>
> Sincerely,
>
>
> Dennis J. Hartmann
>
> White Pine Consulting
>
> Global Knowledge-MPLS Course Director
>
> http://www.globalknowledge.com/training/course.asp?PageID=9&courseid=1571
>
> dennisjhartmann@hotmail.com
>
> AOL IM: dennisjhartmann
>
>
>
>
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  • Follow-Ups:
    • Re: EoMPLS
      • From: Robert Raszuk <raszuk@cisco.com>
  • References:
    • RE: EoMPLS
      • From: Javier Antich <javier.antich@telindus.es>