Ascend Archive
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Re: (ASCEND) Max flooding our ethernet backbone
Any chance you could get a linux box on the segment and run tcpdump, or
run some sort of sniffer on that physical segment?
Jason Nealis
Director Internet Operations / Network Access
Erols Internet (An RCN Company)
On Thu, 27 Aug 1998, Gavin Cato wrote:
> Hi Everyone,
>
> We have 2 Max4000's in one of our POP's that feed into a bay 350T 10/100
> switch.
>
> Since yesterday morning one of the Maxes is flooding our Ethernet backbone
> in intervals of roughly 10-15 seconds (sometimes slightly longer)
>
> When it does it all the lights on the hub light up & stay *constant*
>
> My MRTG graph shows that when it happens every single machine connected to
> the ethernet suddently shoots up by about 50-60kb/s
>
> If I unplug the Max during one of these spurts, it immediately goes away.
> If I unplug it & leave it out - everything runs fine.
>
> The MRTG graph that I have that sums up all 16 ports on the hub into 1
> graph shows it typically sending about 700kb/s. Typically this hub sends
> about 60-100kb/s
>
> Any ideas? I'm running out of things to do. Both Maxes are running 6.0.2
> and have been fine for serveral months without changing anything. Remember
> only 1 is playing up.
>
> I upgraded it to 6.1.7 but that didn't change the situation so I
> downgraded it back to 6.0.2
>
> Any clues?
>
> thanks
>
>
> Gavin Cato
> System Administrator
> Geko Internet P/L
> (02) 9439-1999
>
> On Wed, 26 Aug 1998 msheehan@sctcorp.com wrote:
>
> > Upgraded our Max 4048 from 6.1.3 to 6.1.7. It's been in
> > production for 2 days. Just received the following fatal error
> > and reboot after 6 day of uptime. Seem to happen while I was in
> > the Telnet screen and went to put in the security profile 2
> > password. Might have been a coincidence. Just wanted to pass
> > along for those thinking of upgrading.
> >
> > SYSTEM IS UP: Index: 100 Load: ftk.m40 Revision: 6.1.7
> > Date: 08/19/1998. Time: 14:43:24
> >
> > FATAL ERROR: Index: 1 Load: ftk.m40 Revision: 6.1.7
> > Date: 08/26/1998. Time: 15:55:15
> > Location: b011722c b0118778 b004c3bc b00d0718 b004cddc 00
> > 000000
> >
> > SYSTEM IS UP: Index: 100 Load: ftk.m40 Revision: 6.1.7
> > Date: 08/26/1998. Time: 15:57:26
> >
> > Maryann Sheehan
> > SCT Corp.
> > msheehan@sctcorp.com
> >
> >
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> >
>
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>
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