Brian wrote:
> Possible ??
>
> XP has the "feature" that if a particular network port is not physically
> connected it will disable it - this means that you can get a ping to the
> loopback address (127.0.0.1) and but NOT from the actual IP addresses.
>
> "Not physically connected" can occur for several reasons, cable not in,
> switch settings that are incompatible through to network guys establishing
> VLANs within the switches with the server on one side and the clients on the
> other, etc.
>
The network is connected; The computer can browse the "local" network
and the Internet without apparent problems.
> Further, we had problems when the packet size parameters where changed on a
> couple of routers.
>
>
No routers are involved. I'm trying the connection, using telnet, from
the server machine itself.
> Check if the server is actually connected - can you PING to the real IP
> address from a client and can the server PING one of the clients ??
>
> Sounds like something is seriously wrong at the network layer ..
>
> One check we use is to carry onsite a small cheap (read very dumb) switch
> and connect the server and a client directly through that switch. When it
> all works OK, it is amazing how network guys suddenly admit to changes they
> have made ...
>
> Brian
>
>
>
Thanks for your ideas. It really is us (the programmers) against them
(the network guys) at times, isn't it :D
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