Using the SSH config file (~/.ssh/config) can come in handy here.
Specify the remote server you are connecting to using the Hoststatement.
Within the host statement you can specify the options that differ from the defaults for that host including but not limited to username and identity.
Host example.com
User fred
Identity File ~/.ssh/example-key
Then when you connect to the example.com server it will use the options you have specified. On some OSes this also provides auto-completion for the SSH command.
Using the SSH config file (~/.ssh/config) can come in handy here.
Specify the remote server you are connecting to using the
Hoststatement.Within the host statement you can specify the options that differ from the defaults for that host including but not limited to username and identity.
Then when you connect to the example.com server it will use the options you have specified. On some OSes this also provides auto-completion for the SSH command.
The SSH Config Man page has all the options you can specify linux.die.net/man/5/ssh_config