Shell Commands
vi
Tape Archival (tar)
Create tar
tar -cvf filename.tar filemane
Undo tar
tar -xvf filename.tar
List contents tar
tar -tvf filename.tar
gzip
Compress file
gzip -9 filename
Decompress file
gzip -d filename
ifconfig
To determine your IP address settings run:
ifconfig
Searching
To find path to a file run:
# find / -name "filename"
To find an expression within a file:
List open files
For example:
lsof -i tcp:80
Tips
Find version of OS
cat /etc/redhat-release
cat /etc/redhat-release
cat /etc/fedora-release
cat /etc/SuSE-release
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