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- 4 decades ago

More programming
     So, I finally managed to write a few scripts for 
the 
servers I'm maintaining. The scripts are designed to 
check for an active internet connection and if there is 
one, backs up the iptable firewall rules and then ping 
my server (so I will always have their IPs because 
their IPs are dymnamic). If there's no Internet 
connection, then it pulls the backed up firewall rules 
and restores them. Then it does a release and renew in 
an attempt to reconnect. I have it set to a cronjob 
every hour to check for this: