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Re: [SLUG] network failure
George Vieira wrote:
> I guess this is probably why I'm getting so many drop outs then...
>
> eth0 Link encap:Ethernet HWaddr 00:00:21:CD:B3:33
> inet addr:10.10.0.1 Bcast:10.10.0.255 Mask:255.255.255.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:104665236 errors:244 dropped:108 overruns:0 frame:382
> TX packets:142498238 errors:172 dropped:0 overruns:0 carrier:172
> collisions:3610390 txqueuelen:100
> Interrupt:11 Base address:0xb000
>
> -----Original Message-----
> From: Anand Kumria [mailto:wildfire@nospam.progsoc.uts.edu.au]
> Sent: Friday, June 16, 2000 11:16 AM
> To: David
> Cc: slug@nospam.slug.org.au
> Subject: Re: [SLUG] network failure
>
> On Thu, Jun 15, 2000 at 11:05:53PM +1000, David wrote:
> >
> > I'm having a strange intermittent ethernet failure. I've changed the NIC,
> > the cables and the hub port, but it persists.
> >
> > Any one got any thoughts? ifconfig and route output below.
> >
> > TIA, David.
> >
> >
> > [root@nospam.ns log]#ifconfig
> > eth0 Link encap:Ethernet HWaddr 00:A0:CC:66:42:21
> > inet addr:203.23.36.1 Bcast:203.23.36.255 Mask:255.255.255.0
> > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> > RX packets:162833 errors:65 dropped:516 overruns:15 frame:100
> > TX packets:131711 errors:0 dropped:0 overruns:0 carrier:0
> > collisions:21 txqueuelen:100
> > Interrupt:9 Base address:0x6000
> >
>
> [snip]
>
> This number of framing errors would concern me:
>
> [wildfire@nospam.ftoomsh wildfire]$ uptime
> 11:15am up 101 days, 22:13, 34 users, load average: 1.60, 0.68, 0.45
> [wildfire@nospam.ftoomsh wildfire]$ ifconfig eth1
> eth1 Link encap:Ethernet HWaddr 08:00:20:11:29:61
> inet addr:138.25.6.1 Bcast:138.25.6.255 Mask:255.255.255.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:100028550 errors:0 dropped:0 overruns:0 frame:0
> TX packets:112516658 errors:1 dropped:0 overruns:0 carrier:1
> collisions:8302046 txqueuelen:100
> Interrupt:55 Base address:0xbc00
>
> Is would seem to me to be definately NIC related. Perhaps Linux is not
> picking it up at the correct IRQ / IO-Port settings?
>
> Anand
If the software checks out OK check the voltages on your box. If memory serves
me (and it's a bit dodgy usually) most NICs make use of the -5v line. If this
is varying it can cause hassles.
Stay well and happy
Heracles
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