Tom Duerbusch wrote:
That would be great!
I just got a new PC. I'm not sure about its networking
abilities...yet.
(I can't ping www.ibm.com, but the IP address comes back. I think this
IBM ceased replying to ping some years ago. I think x.com works.
However, I ordinarily just try to resolve things:
host ibm.com
host x.com
means I've connected to a good DNS server, but the node (www.ibm.com)
has the ping port blocked. Or that we have some of the ping ports
blocked.)
ping's not a port, its one of the icmp protocols, alongside tcp & udp.
See /etc/protocols or http://www.iana.org/assignments/protocol-numbers
--
Cheers
John
-- spambait
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