Re: Can't access 1 IP address on Lan

["Curtis" <curtis@npc-usa.com>]

> hi ya curtis
>
> what is the output of
>
> root# route -nv
Debian3800:~# route -nv
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use
Iface
10.0.1.0        0.0.0.0         255.255.255.0   U     0      0        0 eth0
0.0.0.0         10.0.1.254      0.0.0.0         UG    0      0        0 eth0

> root# ifconfig -v
Debian3800:~# ifconfig -v
eth0      Link encap:Ethernet  HWaddr 00:10:A4:D2:DE:91
          inet addr:10.0.1.5  Bcast:10.0.1.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:30267475 errors:0 dropped:0 overruns:0 frame:0
          TX packets:157542 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          RX bytes:3128132587 (2.9 GiB)  TX bytes:40244900 (38.3 MiB)
          Interrupt:11 Base address:0x4800

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:26119 errors:0 dropped:0 overruns:0 frame:0
          TX packets:26119 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:14695650 (14.0 MiB)  TX bytes:14695650 (14.0 MiB)

>
> root# ipchains -L
Debian3800:~# iptables -L
Chain INPUT (policy ACCEPT)
target     prot opt source               destination

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination

>
> root# ping 10.0.1.1
> ( a local ping of itself should always work even w/o a cable )
Debian3800:~# ping 10.0.1.1
PING 10.0.1.1 (10.0.1.1): 56 data bytes
(nothing else)

>
> am assuming you didn't manually turn off ping replies on the one host
Right. Other computers can ping it.

>
> am also assuming you tried swapping the cable on *.1.1 with a acalbe
> that worked when pinging that other machine
>
> c ya
> alvin
>
> you probably have  a misconfigured number in one of the files
>
> - and i assume you mean you can only ping any of the 253 hosts in
>   10.0.1.x  ( except *.0 and *.255 and *.1(broken )
right

>
>
> On Tue, 8 Oct 2002, David Cureton wrote:
>
> >
> > I would check the route table. Sounds like you can only reach your mail
> > server because it is probably your default route.
> >
> > Just a thought
> > Cheers
> > David
> >
> >
> > On Tuesday 08 October 2002 08:16, Curtis Vaughan wrote:
> > > Strangest thing.
> > >
> > > Our network is 10.0.1.0/255.255.255.0
> > > I can access any address in our network except 10.0.1.1, which is our
> > > mail server.  It won't ping it or anything.  Any ideas?
> > >
>
>
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