Re: Routing to remote office...

From: Merv Porter [SBS-MVP] (mwport_at_no_spam_hotmail.com)
Date: 11/17/04 

Date: Wed, 17 Nov 2004 11:25:20 -0500

What router do you have? 

-- 
Merv  Porter  [SBS MVP]
===================================
"Imran Aziz" <imran@bindweb.com> wrote in message
news:u9eGcBMzEHA.3376@TK2MSFTNGP12.phx.gbl...
> Thank you so very much for your response. Unfortunately it does not work
by
> letting port 1723 through the NAT setup.
> The client tries to connect and after entering the login details its hangs
> for ever on the username password authentication, and does not work. How
can
> one enable GRE protocol through the NAT setup ? NAT only allows TCP and
UDP.
> Any suggestions please ?
> Imran.
>
> "David Elders" <david_elders@hotmail.com.nospam> wrote in message
> news:eCTb3wLzEHA.2788@TK2MSFTNGP15.phx.gbl...
> > Assuming you're using PPTP to connect your VPN with, you need to forward
> > TCP port 1723 and GRE protocol 47 from your Router to the external NIC
on
> > the SBS box. Usually this is simply done via port forwarding within the
> > Router config. In many cases, you don't have to 'do' anything
specifically
> > with regards forwarding the GRE protocol - many routers just do this as
> > standard...
> >
> > Regards,
> >
> >
> >
> > David
> >
> >
> >
> > "Imran Aziz" <imran@bindweb.com> wrote in message
> > news:OYlU2TLzEHA.1524@TK2MSFTNGP09.phx.gbl...
> >> Hi this is a question rather then an answer, since you mentioned that
you
> >> have got your VPN setup running ! I am trying to setup a VPN. I
> >> configured the VPN server and am able to connect to it from the
intranet
> >> clients, But I am not able to connect to the VPN from the internet .
> >> SBS servers external interface is connected to a router with NAT
enabled
> >> on it, and the internal interface has ISA firewall configured.
> >> What settings do I need to do at the router and ISA firewall to allow
the
> >> PPTP traffic to go through and get VPN working? I opened the mapping
for
> >> port 1723 at the NAT and internet clients when connecting to it now do
> >> get a user name password confirmation box, but nothing happens after
> >> that, and clients keep on waiting for the user name password
> >> authentication to go through.
> >>
> >> Thanks a lot.
> >> Imran.
> >>
> >> "David Elders" <david_elders@hotmail.com.nospam> wrote in message
> >> news:OxHYFGLzEHA.1192@tk2msftngp13.phx.gbl...
> >>> Hi all,
> >>>
> >>> Think we have this almost there but need a wee hand getting the job
> >>> finished...
> >>>
> >>> SBS2K @ Site 1
> >>> 2 x NIC
> >>> Broadband Router connecting to External NIC and Cable Modem
> >>> Remote users connect using VPN over Internet, terminating using RRAS
on
> >>> SBS
> >>>
> >>> SBS2K @ Site 2
> >>> Same set-up
> >>>
> >>> We have also configured a couple of Vigor routers on the Internal LAN
> >>> ranges at either end, with the external interfaces of both connecting
to
> >>> the internal side of the respective broadband routers. These Vigors
are
> >>> configured for a permanent VPN connection between them, which is
working
> >>> fine. We have configured the respective SBS servers to also have a
> >>> permanent site-to-site VPN connection [simply routed across the
> >>> 'existing' permanent Vigor > Vigor VPN connection]. Again, this is
> >>> working fine - each server can see the other and browse its files etc.
> >>>
> >>> What we cannot seem to suss out is how to get LAN clients at Site 1 to
> >>> be able to browse the network/SBS server at Site 2, without manually
> >>> creating a VPN connection from the client to the Site 2 SBS box.
> >>>
> >>> Get the feeling that we're missing something pretty basic in terms of
> >>> the IP routing side but can't get my head around it!
> >>>
> >>> Anyone got any ideas?
> >>>
> >>> Thanks,
> >>>
> >>>
> >>>
> >>> David
> >>>
> >>
> >>
> >
> >
>
>

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