Refer to the exhibit
Refer to the exhibit.
Drag and drop the credentials from the left onto the remote login information on the right to resolve a failed login attempt to vtys. Not all credentials are uf SLA by defining frequency and schedulingsed
+ no username
+ no password
The command “aaa authentication login default none” means no authentication is required when access to the device via Console/VTY/AUX so if one interface does not specify another login authentication method (via the “login authentication …” command), it will allow to access without requiring username or password. In this case VTY 1 does not specify another authentication login method so it will use the default method (which is “none” in this case).