Messages in this thread |  | | Date | Mon, 30 Dec 1996 12:29:47 -0700 (MST) | From | Mike Wangsmo <> | Subject | Re: TCPv4 errors? |
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On Mon, 30 Dec 1996, Richard B. Johnson wrote:
<<STUFF SNIPPED>>
> Given this, I suspect that the error messages are ___PREFECTLY_NORMAL___, > considering the junk that we are forced to purchase. The best Ethernet > card I have found was a 3COM 3C509. It isn't very fast but at least the > interface timing is correct. Some of the alleged 100 mb/s cards, i.e., > more modern boards are terrible. > > But... If one out of every 100 packets is errored due to poor interface > timing, that's 99% efficiency. If the board is a few percent faster, in > spite of its errors, the result might be a performance gain. This presumes > that the packet that has to be retransmitted comes from a compliant > IP interface that correctly keeps track of the packets. Some don't, so > you get a whole bunch of duplicates that have to be ACKed and thrown away.
I don't have any ethernet cards installed in my box. These errors are from my ppp stuff and have only just recently started happening, ie after 2.1.15.
Mike _______________________________________________________________________ Mike Wangsmo, Graduate Student wanger@fubar.cs.montana.edu Montana State University http://www.cs.montana.edu/~wanger 602 Peter Koch (406) 586-0690 Bozeman, MT 59715 "May the Force be with you, always"
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