New answers tagged ping
If your ping does not support a useful SIGQUIT (AIX, Solaris), here's one workaround -- an infinite ping loop where each ping only fires off (e.g.) 10 pings, so that you can see intermediate results. while :; do ping -c 10 $HOST; done To stop it, Control-C may only kill the ping command; you may need to suspend and then kill the job (Control-z; kill %). ...
If you press CTRL+\ while ping is running it will display the stats Check ping statistics without stopping
For DNS, you need to allow UDP packets between any port on an IP address inside the firewall, and port 53 on an IP address outside the firewall. For HTTPS, you need to allow TCP packets between any port on an IP address inside the firewall, and port 443 outside the firewall, or more rarely any port outside the firewall (some websites are not on the default ...
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