FreeBSD Commands

1. Make Paths:

   • PATH=$PATH:/dir

2. Create local Database:

   • /etc/cron.daily/slocate.cron

3. Updated Local Database:

   • /usr/libexec/locate.updatedb

4. Change file mode (- for take away/+ to add):

   • chmod -rwx

5. Uncompress foo.z files:

   • uncompress filename.z

6. Ping Floods:

   • ping -f hostname/IP

7. Mount a CDROM:

   • mount /mnt/cdrom

8. Unmount a CDROM:

   • umount /mnt/cdrom

9. Restart inetd:

   • inetd -W

10. Install Programs from Ports:

    • cd /usr/ports/category/app && make install clean

11. Find Files:

    • find / -name foo

12. Remove a User:

    • rmuser -y username

13. System Config Utility:

    • /stand/sysinstall

14. See who is on FTP:

    • netstat|grep ftp

15. Install Software Manually:

    • make all install restart

16. Stop/Start Apache:

    • apachectl stop/start

17. Add a User to Samba:

    • smbpasswd -a username

18. Search For Text in Directory:

    • grep -r foo ./*

19. Search Files Extention in a Directory:

    • grep -r foo ./*.foo

20. List Install Packages:

    • ls /var/db/pkg

21. Show Install Packages:

    • pkg_info

22. Delete Installed Package:

    • pkg_delete foo

23. Add Package:

    • add_delete foo

24. Change File Ownership to all Files in a Directory:

    • chown -R user.user foo

25. Change the Date:

    • date 200603251927

26. Start Apache SSL:

    • apachectl startssl

27. Edit Port Number:

    • pico /etc/services

28. Restart init Services:

    • killall -HUP inetd

29. Update Ports:

    • cvsup ports-supfile

30. Make Encrypted Password:

    • mkpasswd username

31. Edit Password File:

    • vipw

32. Diskspace:

    • df -h

33. Kill Named:

    • pkill -1 named

34. Start Named:

    • /usr/sbin/named -u bind -t /var/named

35. Set User Quota:

    • edquota (-u)(-g) username

36. File Check and Defrag:

    • fsck

37. Show System Messages:

    • dmesg

38. Update FreeBSD:

    • /usr/local/sbin/freebsd-update fetch

39. Install Update FreeBSD:

    • /usr/local/sbin/freebsd-update install

40. Unzip .gz Files:

    • gzip -d foo.gz

41. Create System Links:

    • ln -s source target

42. Show Network Bandwidth:

    • netstat -m

43. Release DHCP Client:

    • dhclient -r eth0

44. Renew DHCP Client:

    • dhclient eth0

45. Rebuild Command Database:

    • rehash

46. Crontab Editor:

    • crontab -e

47. Create a htpasswd file:

    • htpasswd -bc .htpasswd username password

48. Show IP/PID/Ports of all Listening Network Devices:

    • socketstat -4

49. Launch CPAN Updates:

    • perl -MCPAN -e Shell

50. Install DBI or Software:

    • intall "foo"

51. Untar Files:

    • tar zxvf foo.tar.gz

52. Change User's Password:

    • chpass username

53. Change User's Password:

    • passwd username

54. Change Shell:

    • chsh

55. Edit Sudo Users:

    • visudo

56. Install MySQL Database:

    • mysql_install_db

57. Start MySQL in Safe-Mode:

    • mysql_safe

58. Checks current Qmail Queue List:

    • vi /var/log/qmail/qmail-send/current

59. Clean out Qmail queue list (Qmail must be stopped before running command):

    • qmail-remove -s 211 -p 'pattern-to-match' -i -d (to delete)