Re: logging onto the network from different subnet

Ed Miller ( (no email) )
Thu, 16 Apr 1998 13:42:17 -0400

What about your subnet mask?

>> From: AIA - local ntisp reflector <>
>> Your callers need an LMHOSTS file setup correctly so they can find the
>> and other computers on your network. If you were also running NetBEUI
>> all you dialup clients were running NetBEUI), you wouldn't be having this
>> problem. But, since you are only running TCP/IP (which is what you should
>> be doing because NetBEUI generates a hugh amount of spurious network
>> traffic), that means that NetBIOS has to run across TCP/IP. The NetBIOS
>> traffic can't find the PDC on the other subnet without some help from an
>> LMHOSTS file. Be sure and configure the dialup clients to enable LMHOSTS
>> lookups. It would also help of the computers on your network were also
>> using LMHOSTS files.
>The people who used to log onto the network via dial-up (just like our
>normal internet customers) have never had an LMHosts file, whether they
>were using NT4 or Win95. Client for MS Networks (Win95) handles this in
>conjuction with a workgroup name matching the NT domain name for the
>network. All employees can see the entire network with no problems when
>their IP is in the same C-class as the IPs for the servers and other
>workstations in the office. Once the dial-up IPs were changed to a
>different C-class (dynamically assigned as always), no one could log onto
>the network anymore.
>TCP/IP is the only protocol in use.
>Josh Hillman
>> At 10:15 AM 4/16/98 -0400, you wrote:
>> >Since day one, our employees have been able to dial-up through our Maxes
>> >and log onto the NT network here in the office just as if they were here
>> >the building. Up until recently, all network-related devices as well as
>> >computers in the office and all dial-up IP address have been in the same
>> >subnet ( A couple of weeks ago, we moved all dial-up IPs
>> >a different subnet ( Everyone can poke around on the
>> >without any problems as well as get their mail, view any website on any
>> >our servers, etc., but no one can log onto the network anymore (unless
>> >they've got a dedicated IP address in the range). All
>> >machines can see all machines as far as ping/traceroute, http, ftp, etc.
>> >go--just can't access network resources or get a listing of the machines
>> >network domain (unless the user's IP falls in the original subnet).
>> >Changing one of the workstations on the network here to an IP address of
>> >199.44.20.x will make it unable to see the network (though can still see
>> >anything on the internet including our own webservers/mailservers,
>> >Does anyone have any idea why this is happening?
>> >
>> > = (our Cisco router)
>> >All NT servers have both IPs set as gateways.
>> >
>> >Thanks,
>> >
>> >Josh Hillman
>> >
>> >
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