Replace <username> and <password> with your desired credentials.
This command displays the current SSH configuration, including the SSH version, authentication methods, and RSA keys. cisco ssh 1.25
MyRouter(config-line)# transport input ssh including the SSH version
In show ip ssh output, you may see SSH Enabled - version 1.5 . Version 1.5 is an implementation of SSHv1. If you see this, your device is operating in insecure mode. Switch to version 2 immediately using the command above. cisco ssh 1.25