Commands by unixmonkey73764 (1)

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Convert mkv to SVCD/DivX
ffmpeg supports mkv

show each new entry in system messages as a popup
It willl popup a message for each new entry in /var/log/messages found on the notify-send howto page on ubuntuforums.org. Posted here only because it is one of the favourites of mine.

start a vnc server session to connect to a gdm login screen

check open ports without netstat or lsof

Get line number of all matches in a file

Create a mirror of a local folder, on a remote server
Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)

Find common groups between two users
Updated according to flatcap's suggestion, thanks!

Calculate sum of N numbers (Thanks to flatcap)

tcmdump check ping
capture only ping echo requests with tcpdump

Netstat Connection Check
This command does a tally of concurrent active connections from single IPs and prints out those IPs that have the most active concurrent connections. VERY useful in determining the source of a DoS or DDoS attack.


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