Useful linux commands

Found an old post didn't publish here yet, so here it is.

Useful linux commands:

• nmap
• uname -a
• modinfo
• edit /etc/fstab to add a mount when booting
• edit /etc/inittab to change runlevel when booting (id:3:initdefault:)
• scp somefile user@IP:/home/user/directory
• [root@localhost ~]# PS1=$
  $   (to change prompt)
• change hostname (localhost):
  [root@localhost ~]# hostname localhost.localdomain
• add services to runlevels:
  chkconfig --level <number> <service>
  chkconfig --level 3 httpd
• tail -f    to keep outputting as the file grows
• any ideas on how to solve this mail.txt -email theborisedu@gmail.com