Extreme Networks ExtremeSwitching 5420 Series Installation Manual page 83

Activate and Verify the Switch Log In for the First Time on Fabric Engine
3. At the login prompt, log in using the default user name rwa.
For example:
login: rwa
When prompted for the password, enter rwa.
When you are logged in with the role-based authentical level of rwa, you can
configure the login and password values for the other role-based authentication
levels.
ExtremeSwitching 5420 Series Hardware Installation Guide 83