[ale] OT: What port does Ping (ICMP Echo) Use?

griffisb at bellsouth.net griffisb at bellsouth.net
Thu May 13 15:18:39 EDT 2004


> 
> From: <griffisb at bellsouth.net>
> Date: 2004/05/13 Thu AM 10:34:19 EDT
> To: <ale at ale.org>
> Subject: [ale] OT: What port does Ping (ICMP Echo) Use?
> 
> Okay, I should know this. Or, I should open up ethereal and set port-forwarding on my switch, so please pardon my laziness. Anyone know what port and protocol Ping uses? I looked it up and saw TCP port 7 and UDP port 7, then saw something else regarding ICMP Echo. 
> 
> So, any of you capture a ping? What port and protocol does it use?

I looked it up. ICMP Ping (not tcp, not udp) - uses Type not port. ICMP Type 8 is an Echo (Ping), ICMP Type 0 is an echo reply. 



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