Re: Loosing packets with Dlink DFE-580TX and SMC 9462TX

nick
2002-06-03T23:56:55Z

There are at least some gigabit ethernet hubs on the market. How badly
does it handle collisions?
Nick

On 3 Jun 2002, Marcus Sundberg wrote:

> Benjamin LaHaise <bcrl@redhat.com> writes:
>
> > What version of ns83820.c are you using? Version 0.17 of ns83820.c
> > made significant improvements under load. Other possibilities include
> > cabling problems (watch the kernel logs for changes in link state).
> > Try to find out where the packets are getting dropped by looking
> > through /proc/net/snmp and other statistics counters in the kernel.
>
> 0.17, but some more testing showed that the ns83820 actually works
> just fine during this test when using just crossover cables and
> running at gigabit speed. The original testing was done using
> 100Mbit hubs, so my guess would be that the 83820 chips (and/or
> driver) doesn't handle collisions too well (which I don't have a
> problem with, as afaik GE is always switched).
>
> However the DFE-580TX problems remain regardless of using a hubbed
> or switched network.
>
> (As booth eepro100 and tulip-based cards works fine with the hubs
> I'm quite certain there's nothing wrong with them.)
>
> //Marcud
> --
> ---------------------------------------+--------------------------
> Marcus Sundberg <marcus@ingate.com> | Firewalls with SIP & NAT
> Firewall Developer, Ingate Systems AB | http://www.ingate.com/
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