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This article introduces how to analyze SSH and SCP commands in Linux system, the content is very detailed, interested friends can refer to, hope to be helpful to you.

If the port of ssh is 22, you don't have to specify the-p or-P options.

1. Ssh

Linux uses the ssh command to log in to the Linux server:

Ssh-l root-p 188 192.168.1.2

Ssh-l user name-p port number hostname or IP

Just enter the password.

2. Scp

The scp command copies a file or directory command:

Copy the file:

(1) copy local files to remote

Scp-P 22 filename username @ computer IP or computer name: remote path

Scp-P 22 test.txt root@192.168.1.163:/opt/

(2) copy files back to the local area remotely

Scp-P 22 user name @ computer IP or computer name: file name local path

Scp-P 22 root@192.168.1.163:/opt/test.txt / opt

Copy the directory:

(1) copy the local directory to the remote

Scp-r-P 22 directory name user name @ computer IP or computer name: remote path

Scp-r-P 22 / opt/test/ root@192.168.1.163:/opt/

(2) copy the directory back to the local area remotely

Scp-r-P 22 user name @ computer IP or computer name: directory name local path

Scp-r-P 22 root@192.168.1.163:/opt/test/ / opt/

3. Usage problem

If scp can be used on this machine, an error will be reported when scp uploads the file:

Bash: scp: command not found

Lost connection

Then the other party does not have the openssh-clients package installed.

Sftp command

Securecrt presses ALT+P to start a new session for ftp.

Enter: help command to display all the commands provided by the FTP

Pwd: query the directory of the linux host (that is, the remote host directory)

Lpwd: query local directory (local directory) ls: query which files are connected to the directory of the current linux host

Lls: query the files in the current local upload directory

Lcd: change the path of the local upload directory

Cd: change the remote upload directory

Get: download files from a remote directory to a local directory

Put: uploads files from a local directory to a remote host

Get-r: download directory

Put-r: upload directory

What are the versions of Linux? the versions of Linux are Deepin, UbuntuKylin, Manjaro, LinuxMint, Ubuntu and so on. Among them, Deepin is one of the best-developed Linux distributions in China; UbuntuKylin is a derivative release based on Ubuntu; Manjaro is a Linux release based on Arch; LinuxMint's default Cinnamon desktop is similar to Windows XP's easy-to-use; Ubuntu is the Linux operating system based on desktop applications.

On the Linux system on how to analyze SSH and SCP commands to share here, I hope that the above content can be of some help to you, can learn more knowledge. If you think the article is good, you can share it for more people to see.

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