If you maintain your web pages on a remote UNIX/LINUX site through Telnet, then here are some basic commands you will find useful.

You create web pages locally on your computer. Then use an FTP program such as ws_ftp to upload or download files from your remote site. Use the following commands at the Telnet prompt for direct control of the remote computer. Remember: UNIX is case sensitive!

Linux/Unix Commands

Newbie Subset Index


man
Command Reference Manual
ls -al
View contents of directory
vdir
View contents of directory
cd
Change to another directory
mkdir
Make a new directory
rmdir
Delete an empty directory
chmod
Change the permissions of a directory or file
cp
Copy file
mv
Move File (same as copy file, then delete oldfile)
rm
Remove (delete) file


Explanation of Newbie Subset


man
Display an explanation of a command from the online manual
Syntax:
man command
Examples:
man ls
man cd

ls -al
View contents of directory
Syntax:
ls -al
Example:
ls -al

vdir
View contents of directory
Syntax:
vdir
Example:
vdir

cd
Change directory
Syntax:
cd directory_name
Examples:
cd acct
cd ../a.directory/directory.bbb
cd /abc/fed/xyz

mkdir
Make a new directory
Syntax:
mkdir directory_name
Examples:
mkdir abc
mkdir fed/ihg

rmdir
Remove an empty directory
Syntax:
rmdir directory_name
Examples:
rmdir dataspot
rmdir ../xxyyzzcd

chmod
Change the permissions of a directory or file
Syntax:
chmod {a,u,g,o}{+,-,=}{r,w,x} directory_name
chmod {a,u,g,o}{+,-,=}{r,w,x} file_name

vdir command displays permissions in this format:
duuugggooo
||||||||||_____"x" if permission for others to execute
|||||||||______"w" if permission for others to write files
||||||||_______"r" if permission for others to read files
|||||||________"x" if permission for group to execute
||||||_________"w" if permission for group to write files
|||||__________"r" if permission for group to read files
||||___________"x" if permission for user to execute
|||____________"w" if permission for user to write files
||_____________"r" if permission for user to read files
|______________"d" if directory; "-" if file

a all
u user
g group
o other
+ add permission
- delete permission
= set permission, reset all other
r permission to read
w permission to write
x permission to execute (run) program file
Examples:
chmode u+r myfile.htm
chmode g-w big.sub.directory

cp
Copy a file
Syntax:
cp from_file to_file
Examples:
cp myfile.htm nqdir/myfile.htm
cp myfile.htm anewfile.htm

mv
Move a file (copy file, then delete oldfile)
Syntax:
mv from_file to_file
Examples:
mv myfile.htm nqdir/myfile.htm
mv myfile.htm anewfile.htm

rm
Remove (delete) a file
Syntax:
rm file_name
Examples:
rm myfile
rm alkgud