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RE: (ASCEND) Overloading of MAX ethernet ports?



On Monday, July 13, 1998 11:24 AM, Neale Banks [SMTP:neale@idesign.com.au] 
wrote:
> On Mon, 13 Jul 1998, Adam Neat wrote:
>
> > Possibly there were ARP storms, but, our Cisco's and NT / Unix servers 
don't
> >
> > even flinch with this sort of irregular network activity.
> >
> > I mean, the Max's we have only run about 14 ISDN B channels and NO KFlex56
> > Modems so they arent getting a pounding.
>
> Just a wild thought: you haven't accidently got bridging turned on
> (Ethernet/Mod Config/Bridging=???, left on it would put the ethernet in
> promiscuous mode and up the load on the max...)?
>
> Regards,
> Neale.
>  -----------------------------------------------------------------
>  Neale Banks                                   Ph: +61 3 9205 0333
>  Network Manager                               Fx: +61 3 9819 0533
>  Planet Internet & Integration Design
>  neale@idesign.com.au                          neale@planet.net.au
>  http://www.idesign.com.au               http://www.planet.net.au/
>  -----------------------------------------------------------------

Hi Neale

no - all IP routing only.

Strange thing; we think we have found the problem. One of the unix based 
terminal servers maybe sending loads of arp requests or something like that. If 
the unit is unplugged from the hub, then all is fine, after a few minuets of 
being plugged in, ms ping's go up to 1500ms

although arp storms are a bad thing, the max should be able to handle them - 
even when this effect is happening, utilisation of the ethernet segment in 
mention is only running 10% utilisation.

???

adam

--------------------------------------------------
                  IPAX Systems
              Melbourne, Australia
            National Systems Manager
            Ops Tel:   1800 894 894
            Ops Fax:  03 - 9801-8533
        Web Site http://www.ipax.com.au
--------------------------------------------------

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