RE: VPN lan conflict question
- From: "Thor" <thor@xxxxxxxxxxxxxxx>
- To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
- Date: Tue, 13 Jul 2004 11:38:17 -0700
Even though they can check out any time they like... (Easy one :)
t
----- Original Message -----
From: "John Tolmachoff (Lists)" <johnlist@xxxxxxxxxxxxxxxxxxx>
To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
Sent: Tuesday, July 13, 2004 11:28 AM
Subject: [isalist] RE: VPN lan conflict question
http://www.ISAserver.org
It would only conflict if the remote side has a netmask of 255.128.0.0 or
worse, as then the remote router will say hey, this belongs on this network,
you can not leave.
John Tolmachoff
Engineer/Consultant/Owner
eServices For You
> -----Original Message-----
> From: Greg Foulks [mailto:greg.foulks@xxxxxxxx]
> Sent: Tuesday, July 13, 2004 11:09 AM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: VPN lan conflict question
>
> http://www.ISAserver.org
>
> sorry new Ip range being used. The machine we need access to on the
> remote side is addressed with 10.100.60.4 how would that network
> conflict with my 10.0.0.0 / 255.255.255.0 network?
>
> Greg
>
> John Tolmachoff (Lists) wrote:
>
> >http://www.ISAserver.org
> >
> >That means he does not know how to configure his subnet mask correctly.
If
> >he is using a subnet mask of 255.255.0.0, there will be a problem. But if
he
> >uses a subnet mask of 255.255.192.0 or better, it will be fine.
> >
> >John Tolmachoff
> >Engineer/Consultant/Owner
> >eServices For You
> >
> >
> >
> >
> >>-----Original Message-----
> >>From: Greg Foulks [mailto:greg.foulks@xxxxxxxx]
> >>Sent: Tuesday, July 13, 2004 10:30 AM
> >>To: [ISAserver.org Discussion List]
> >>Subject: [isalist] RE: VPN lan conflict question
> >>
> >>http://www.ISAserver.org
> >>
> >>Right - but as long as my LAN (10.0.0.0) does not use any IP in the
> >>(10.0.80.0) then all should be fine correct? The lan admin for the
> >>remote side said they can't allow us to VPN to their site because our
> >>lans would conflict. Something doesn't sound right...
> >>
> >>Greg
> >>
> >>William Holmes wrote:
> >>
> >>
> >>
> >>>http://www.ISAserver.org
> >>>
> >>>Hello,
> >>>
> >>>IP routing rules apply. If there is an overlap between the networks you
> >>>
> >>>
> >will
> >
> >
> >>>have trouble. If not there is nothing really special about the 10.
> >>>
> >>>
> >networks.
> >
> >
> >>>Keep in mind that ISA 2000 may have added the entire 10.0.0.0 range to
> >>>
> >>>
> >the
> >
> >
> >>>LAT. You would have to remove that.
> >>>
> >>>Bill
> >>>
> >>>-----Original Message-----
> >>>From: Greg Foulks [mailto:greg.foulks@xxxxxxxx]
> >>>Sent: Tuesday, July 13, 2004 12:57 PM
> >>>To: [ISAserver.org Discussion List]
> >>>Subject: [isalist] VPN lan conflict question
> >>>
> >>>http://www.ISAserver.org
> >>>
> >>>My internal LAN is a class C 10.0.0.0 can I connect to another network
> >>>
> >>>
> >via
> >
> >
> >>>VPN where the remote lan is a class C 10.0.80.0? Will there be a
> >>>
> >>>
> >conflict?
> >
> >
> >>>Thanks,
> >>>Greg
> >>>
> >>>
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