Hi,
> We have two 2100/500 running OSF/1 2.1B. They are connected to a private
> network using extra "DE435 EtherWORKS Turbo PCI"-cards. The private network
is
> only used by these two hosts and is running on Twisted-Pair via a hub.
>
> The network is not heavy loaded, but we are getting collisionrates from
netstat
> in the range 20-30%! The manual says the cards can run full-duplex ethernet
> and that this is controlled via software. My suspicion is that the cards are
> running full-duplex but the connecting hub is not! Can I control this from
> OSF/1?
>
> Digital has not been able to give me a straight answer. Their guess is that
the
> machines are to fast for the ethernet algorithms.
>
I guess DEC is right. We see excatly the same problems. Two alphas talking
TCP can easily congest a normal ethernet. They really send at near
theoretical throuput of 1050 kByte/sec.....
We are thinking about getting etherswitches to solve the problem. We just
don't know which one to get.
> Are the cards running full-duplex under OSF/1? Has anyone experienced
anything
> similar?
>
> Please help! I will summarise!
>
> /Mats
\Magnus
Received on Tue Jan 24 1995 - 09:33:36 NZDT