Difference between revisions of "Linux"
From ACL@NCU
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= | = Network Connection = | ||
*Blocking a port [https://help.ubuntu.com/10.04/serverguide/firewall.html] | *Blocking a port [https://help.ubuntu.com/10.04/serverguide/firewall.html] | ||
<pre> | <pre> | ||
sudo ufw deny 80 | sudo ufw deny 80 | ||
</pre> | </pre> | ||
*Scanning available ports | |||
<pre> | |||
nmap -PS <IP address> | |||
</pre> | |||
*Scanning all available IPs in subnet | |||
<pre> | |||
nmap -sP 192.168.1.0/24 | |||
</pre> | |||
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Revision as of 00:24, 20 January 2013
Useful tcsh and python commands
tcsh
- Find files
with defined stem pattern under multiple different folder
find */*/*anat+tlrc.*
find files with a suffix recursively under subdirectories
find . -name \*.mgz -print
delete or copy filenames from a "pattern" search
rm `find */*/*anat+tlrc.*`
Network Connection
- Blocking a port [1]
sudo ufw deny 80
- Scanning available ports
nmap -PS <IP address>
- Scanning all available IPs in subnet
nmap -sP 192.168.1.0/24