[BC] IP Weirdness
Jason R.
jyrussell at academicplanet.com
Tue May 27 19:16:12 CDT 2008
Ok, welll, here's what's weird -
I took (I think it was) Tom's advice and just plugged something else in as
a router. Turned out to be an old
Asanti 10/100 hub. Before I hooked any machines up, I ran IPconfig
releases, flushed, completely downed the machine, etc. then rewrote the
fixed IP's in by hand again.
Then plugged them into the HUB with no internet access.
The in house network functions fine, and, the IP stays like it should
(pinging 192.168.0.75 STAYS at that address.) The speed is reduced but
appeared to have absolutely no wobbles. I think if I were to rework all the
RJ45s we could get 100meg through it, maybe.
On we go.
I hooked up the internet. COuldn't do it directly, had to put the
flaky switch (not the internet router) in the line first in order to play
well with the hub. ( I think I remember doing all the connections as the B
standard, reverse only one pair...) Internet comes in, to cheap router, to
switch, now to hub, and on to machines.
Things looked fine for a few minutes.
then, all of a sudden, the IP weirdness comes back.
Put in xx.xx.0.75, and the machine tells you it's pinging xx.xx.0.61 - what
the heck ?!? That is NOT what I typed...
So I pulled everybody down again, and reworked it all again, but this
time put the 0.75 machine on the creepy switch along with the internet
connection, and a jumper to the hub (just GOTTA have internet service to
your on-air machines! sheesh.)
So far, the IP weirdity hasn't repeated itself.
I have all the machines looking at the DNS issued by the ISP as the #1
choice, and the router at 192.168.0.1 as the second choice.
The internet router has a fixed IP as it's on cable, subnets right,
ip's right... the only tricks on it - I told it which ports to use to which
machines for VNC.
And the IP's for the machines do NOT show up as changed under the windowz
GUI... check that 0.75 machine while the other is calling it 0.61... windowz
says it's still at 192.168.0.75.
Jason R.
>
> Remember, 192.168.X.X is reserved as local intranet only.
> It's deliberately not route-able on the public internet.
>
> --
> Cowboy
>
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