[SunHELP] ping a port

Thomas Cameron sunhelp at sunhelp.org
Fri Sep 21 23:54:32 CDT 2001


Thanks for the clarification.  I wasn't sure what exactly to call the 
ICMP connection other than "port," but I thought that wasn't quite right.

TC

Adam Kropelin wrote:

> AFAIK, there is no such thing as a port in ICMP. ICMP packets are 
> demultiplexed by IP based on the value of the protocol field in the IP 
> header. The network stack is what responds to a PING (really an ICMP 
> echo request packet), not any particular application.
>
> --Adam
>





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