Network config control by cron
Rick Stevens
rstevens at vitalstream.com
Fri Jul 2 19:08:51 UTC 2004
Rick Stevens wrote:
[big snip]
> Note that ping (more properly called "ICMP echo"--"ping" is the name
> of the program itself) uses the ICMP protocol (separate from TCP or UDP)
> and ICMP doesn't use ports.
I should have said:
--"ping" is the name of the _client_ program itself)
The server end of "ping" is usually built into the protocol stack
itself or in the superserver (xinetd in newer Linux implementations).
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- Rick Stevens, Senior Systems Engineer rstevens at vitalstream.com -
- VitalStream, Inc. http://www.vitalstream.com -
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- If you can't beat your computer at chess...try kickboxing! -
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