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Re: NAT on PE router

  • From: "alok" <alok.dube@apara.com>
  • Date: Thu, 19 Dec 2002 14:18:04 +0530
  • Resent-Date: Thu, 19 Dec 2002 05:11:59 -0500
  • To: <mpls-ops@mplsrc.com>

wow!

"extranet" not "internet"....

:o)
----- Original Message -----
From: NOC Ops <theguber@hotmail.com>
To: <alok.dube@apara.com>; <s_ridolfi@yahoo.it>; <sylvia_xys@hotmail.com>;
<mpls-ops@mplsrc.com>
Sent: Thursday, December 19, 2002 9:04 AM
Subject: Re: [MPLS-OPS]: NAT on PE router


> Because the guy said it was an extraNet!!!
>
>
>
> >From: "alok" <alok.dube@apara.com>
> >To: "Ridolfi Stefano" <s_ridolfi@yahoo.it>, "sylvia"
> ><sylvia_xys@hotmail.com>,   <mpls-ops@mplsrc.com>
> >Subject: Re: [MPLS-OPS]: NAT on PE router
> >Date: Wed, 18 Dec 2002 21:29:58 +0530
> >
> >...a client asking for 2 VPNs ...would obviously mean IP addresses
overlap.
> >
> >why 2 VPNs is a better question...... i guess... if u dont mind me
asking..
> >
> >   ----- Original Message -----
> >   From: Ridolfi Stefano
> >   To: alok ; sylvia ; mpls-ops@mplsrc.com
> >   Sent: Wednesday, December 18, 2002 9:14 PM
> >   Subject: Re: [MPLS-OPS]: NAT on PE router
> >
> >
> >   Because we have a client whit 2 VPNs and IP address overlapped
> >
> >
> >
> >    alok <alok.dube@apara.com> wrote:
> >
> >     the concept is fine, can u give me a specific application?
> >
> >     why not simply use public internet IPs for those places we need to
> >NAT?
> >
> >       ----- Original Message -----
> >       From: Ridolfi Stefano
> >       To: sylvia ; mpls-ops@mplsrc.com
> >       Sent: Tuesday, December 17, 2002 11:38 PM
> >       Subject: Re: [MPLS-OPS]: NAT on PE router
> >
> >
> >       In VRF A there aren't  original IP address of B (or C) but the IP
> >address cofigured  for NAT in B (or C).
> >
> >       VRF in B (or C) advertise NOT original IP but only  NAT pool IP
> >Address !
> >
> >
> >
> >        sylvia <sylvia_xys@hotmail.com> wrote:
> >
> >         Hi Ridolfi,
> >
> >         Yes, it is possible that the traffics are only between A-B and
> >A-C.
> >But, if B and C have the same IP space, when a terminal in A want to send
a
> >packet to 10.0.0.2, how can it tells it's the 10.0.0.2 in B or 10.0.0.2
in
> >C? It has no idea of VPN.
> >
> >         Sylvia
> >
> >           ----- Original Message -----
> >           From: Ridolfi Stefano
> >           To: sylvia ; mpls-ops@mplsrc.com
> >           Sent: Tuesday, December 17, 2002 12:08 PM
> >           Subject: Re: [MPLS-OPS]: NAT on PE router
> >
> >
> >           Hi Sylvia,
> >
> >           for extranet service we have 3 VPNs; VPN A is the central
> >office,
> >B and C are 2 branch , and 2 VPNs  whit same IP space; it's possible only
> >the traffic A-B, and A-C; In the VRFof VPN A  is not possible to have
the
> >same network for VPNs B and C.
> >
> >           The idea is to use NAT in B or C and to advertise the NAT Pool
> >from B or C to A.
> >
> >           By
> >
> >
> >
> >            sylvia <sylvia_xys@hotmail.com> wrote:
> >
> >             Hi,
> >
> >             Sorry, what do you mean by "natting IP between 2 VPN"?
> >
> >             The private IP addresses are seen only inside VPNs. One VPN
> >has
> >no any idea about the IP address in the other VPN.
> >             For the PE router, it only knows VPN-IPV4 address family.
> >
> >               ----- Original Message -----
> >               From: Ridolfi Stefano
> >               To: mpls-ops@mplsrc.com
> >               Sent: Tuesday, December 17, 2002 9:21 AM
> >               Subject: [MPLS-OPS]: NAT on PE router
> >
> >
> >               Hi all,
> >
> >               Is it possible to use NAT feature for natting IP between 2
> >VPN
> >?
> >
> >               Any idea about the restriction on cisco site:"Inside VPN
to
> >VPN with NAT is not supported" ?
> >
> >
> >
> >               rgds
> >
> >
> >
> >
> >
> >
> >
> >------------------------------------------------------------------
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> >
> >
> >
> >
> >----------------------------------------------------------------------
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> >
> >
> >
> >
>
>--------------------------------------------------------------------------
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> >
> >
> >
> >
>
>---------------------------------------------------------------------------
-
> >--
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>
>
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