Ubuntu configure SecureCRT login

1. Switch to the root user from the command line###

Remarks: By default, the root user of ubuntu does not have a password, and you need to set a password first

• sudo passwd root
• Follow the prompts to enter the current user password
• Follow the prompts to enter the root user password to be set
• Follow the prompts to enter the root user password again
• Successfully modified

Switch to root user#####

• su – root
• Follow the prompts to enter the root user password

2. Install openssh-server

apt-get install openssh-server

• Modify the configuration file
• Command line [terminal] to enter the directory: /etc/ssh
• Modify the file sshd_config
• Comment out PermitRootlogin...
• Add a line PermitRootLogin yes save the file and exit

3. Restart the ssh service###

• Command line (terminal) execution command: service ssh restart
• View ip address: ifconfig

4. Open the SecureCRT software, enter the IP address and account number according to the prompts, click Connect, and enter the root account and password in the pop-up dialog box. Enjoy!