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cce.zizkov AT volny.cz wrote:
>
> I set up a plip connection between two PCs and ran nfs 
> server on one of them.
> 
> About 5 percent of files copied through the laplink cable
> were damaged. In a very deceiving way: File size is identical. 
> If the copied files are zip archives, the files listing may 
> be readable and identical, too. But one tiny part of the file 
> contains trash.
> 
> 1. What would you say, has caused the damage?  Actually there 
> have been many timeout errors during the copying procedure. 

That could indeed be the cause.  Particularly if the timeout
errors occur frequently.  It would be best to eliminate the
timeout errors (if possible).  There are several parameters
for ifconfig (eg mtu) which might fix the problem.

> 2. Is there a way to verify important file transfers of 
> that kind?

You could use cmp after the transfer to check that the
local file is identical to the file on the nfs server.

Cheers,
Steven