[CLUE-Tech] ARP problems with Linux...

[celttechie (Brian Jarrett)]

----- Original Message -----
From: "Jeremiah Stanley" <miah at miah.org>
To: <clue-tech at clue.denver.co.us>
Sent: Thursday, February 22, 2001 9:42 AM
Subject: Re: [CLUE-Tech] ARP problems with Linux...


> > Now I know that my problem would be solved if I didn't have both of my
> > interfaces on the same physical network, but the question remains:
> > "Why is my Linux box sending ARP replies from both interfaces?"
>
> I would check how you have your route configured first to see if it is set
> to respond to the ARP request. Can you give us a dump of /sbin/ifconfig
> and /sbin/route so that we can get a better idea of what your machine is
> like?
>

**IFCONFIG (eth1 address changed)
eth0      Link encap:Ethernet  HWaddr 00:D0:B7:69:1E:6E
          inet addr:10.0.0.250  Bcast:10.255.255.255  Mask:255.0.0.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:7372 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2449 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          Interrupt:11 Base address:0xf000

eth1      Link encap:Ethernet  HWaddr 00:50:04:C2:8E:01
          inet addr:200.200.200.253  Bcast:200.200.200.255
Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:17455 errors:0 dropped:0 overruns:0 frame:0
          TX packets:5050 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          Interrupt:10 Base address:0xc000

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:3924  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0

**ROUTE (eth1 address changed)
Kernel IP routing table
Destination         Gateway         Genmask         Flags Metric Ref    Use
Iface
cerberus.storag    *               255.255.255.255 UH    0      0        0
eth0
200.200.200.253 *               255.255.255.255 UH    0      0        0 eth1
200.200.200.0    *               255.255.255.0   U     0      0        0
eth1
10.0.0.0        *               255.0.0.0       U     0      0        0 eth0
127.0.0.0       *               255.0.0.0       U     0      0        0 lo
default         200.200.200.254  0.0.0.0         UG    0      0        0
eth1

I'm not sure what the route would show you about ARP, but there you go.
ProxyArp is NOT set.
Everything looks good to me.

Brian





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