[NTLUG:Discuss] OT: CRC errors

[Paul Ingendorf]

Only time I have ever seen anything similar was with a nic card that was
bad.  Replaced the nic and the crc problems went away.

Fred James said:
> All
> We have an old (1993) UNIX box that our "Extreme" switch says is
> generating "CRC" errors (definition below from
> <http://64.233.167.104/search?q=cache:3to-leLES0wJ:www.davisnet.com/support/weather/faq/FAQs_WeatherLink.pdf+%22what+are+crc+errors%22&hl=en>
> or <http://www.davisnet.com/support/weather/faq/FAQa_WeatherLink.pdf>)
>
> I am not finding anything on the server itself. and 'netstat -i' is
> showing a cumulative 2 tenths of 1 percent error ratio.  Additionally
> the IP is a private one, and we are not detecting any traffic from the
> Internet.
>
> Any hints, or clues would be appreciated.
>
> Thank you in advance for any help you may be able to offer
> Regards
> Fred James
>
> "**What are CRC errors?
> **CRC stands for Cyclical Redundancy Check. It refers to data
> verification after a transmission. If a data packet does not pass a CRC
> checksum, then the data is ignored and an error is generated. The
> software continuously checks the data packet transmissions. "
>
> Machine: Unisys U6000/65
> OS: UNIX SVR4 Release 4.0
> NIC: Cogent Ethernet (1997 0r 1998, I think, or maybe 1995 or 1996).
>
> --
> Compassion alone stands apart from the continuous traffic between good and
> evil proceeding within us.  "Om Mani Padme Hum"
>
>
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