4
votes
1answer
239 views

How to rollback network configuration changes done over SSH in case of failure?

I'm about to change iptables configuration and interface speed and duplex settings over SSH. What are the possibilities to rollback the changes in case of host becomes unreachable? I guess simple: ip ...
2
votes
2answers
184 views

rsync on a very large directory

I'm trying to rsync a partial clone of mavencentral using rsync. The problem is, due to ridiculous network policies, I can only have the copy running during business hours. The process will be cut ...
2
votes
5answers
1k views

How do I set time and date from the Internet?

How do I retrieve the date from the Internet and set my computer's clock, from the command line?
5
votes
1answer
1k views

Send a command from the console to a running X server

Is it possible to send a command from the console, say tty1, to the terminal currently occupied with X (in my case tty7 as I use Debian), to tell for example mplayer to play a movie? Edit - made a ...