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Sindi Keesan wrote:
>
> I looked at your scripts (or someone's scripts) for send 
> and receive and they appear to be testing ping 

BTW, if you get your IP addresses wrong, you could end up
pinging yourself.  In that case the ping will work, but
the send will fail.

> sending files using something called 'nc' 

netcat

> nc -l -p 33|tar -xv
> tar -cf -$filename|nc $hostname 33
> 
> Could I substitute the number of the receiving computer 
> (ends in .2) for $hostname 

Sure.

> Is 33 the port? 

nc --help

> -l - listen mode   -- what does this mean?

It tells netcat to input data from the specified port.

> You appear to be compressing the file at the send end,

No, it is not compressed.

> tar  -c compress -x uncompress  -v verbose (-f?)

tar --help


Cheers,
Steven