Here are some tips for freebsd users..

Having trouble using fetch through a firewall? Try setting the environment
variable FTP_PASSIVE_MODE to yes, and see fetch(3) for more details.
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By pressing “Scroll Lock” you can use the arrow keys to scroll backward
through the console output. Press “Scroll Lock” again to turn it off.
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Want colour in your directory listings? Use “ls -G”. “ls -F” is also useful,
and they can be combined as “ls -FG”.
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If you need to ask a question on the FreeBSD-questions mailing list then

http://www.freebsd.org/doc/en_US.ISO8859-1/articles/
freebsd-questions/index.html

contains lots of useful advice to help you get the best results.
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If you’d like to keep track of applications in the FreeBSD ports tree, take a
look at FreshPorts;

http://www.freshports.org/
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To search for files that match a particular name, use find(1); for example

find / -name “*GENERIC*” -ls

will search ‘/’, and all subdirectories, for files with ‘GENERIC’ in the name.
– Stephen Hilton
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In tcsh, you can `set autolist’ to have the shell automatically show
all the possible matches when doing filename/directory expansion.
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You can `set autologout = 30′ to have tcsh log you off automatically
if you leave the shell idle for more than 30 minutes.
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If you `set filec’ (file completion) in tcsh and write a part of the
filename, pressing TAB will show you the available choices when there
is more than one, or complete the filename if there’s only one match.
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You can press up-arrow or down-arrow to walk through a list of
previous commands in tcsh.
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You can disable tcsh’s terminal beep if you `set nobeep’.
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If you `set watch = (0 any any)’ in tcsh, you will be notified when
someone logs in or out of your system.
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