ssh configuration file

You can login into host using ssh command through command line. Instead of typing the host details everytime you login, you can store them under the following file
~/.ssh/config
Use the following format in the config file:
ssh config example
The ssh client receives its configuration in the following precedence order:
  1. Options specified from the command line
  2. Options defined in the ~/.ssh/config
  3. Options defined in the /etc/ssh/ssh_config

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