Used CRT commands

vi + File open edit file
tail-f Viewing Logs
sh Execution
CD: Return to the previous layer
LS list
rm-f + filename Delete file
rm-rf+ Directory Name Delete directory (can be deleted)
ls-l to see which user (root is the highest) of all files in the directory
su Modify Permissions
VI Edit
command post Plus-X to view specific steps to perform
CP + file address copy address
telnet +ip link to the specified IP
PWD Displays the path where the current directory is located
Cp/ftp.tar (file directory) Ftp.tar (file name after copy, if copy to corresponding same directory does not need to write the specified path) copy Ftp.tar ()
tar-xvf Ftp.tar Decompression Ftp.tar
cp/home/ftp/11112222/home Copy the Home/ftp folder file 11112222 to home
# LANG=ZH_CN Restore Chinese encoding format

NETSTAT-NETPL View all Java ports
Kill to kill the specified

Used CRT commands