Here is default login passwords of the most Enterasys Switches.
A-Series, B-Series and C-Series Enterasys Switches.
User : admin
Password : [empty]
Try below commends to see current login
Enterasys_A2(SU)-> show system login
Password history size: 0
Password aging : disabled
Username Access State
admin super-user enabled
ro read-Only enabled
rw read-write enabled
To add user ‘Chris‘ as a super-user
Enterasys_A2(SU)-> set system login Chris super-user enable
Enterasys_A2(SU)-> show system login
Password history size: 0
Password aging : disabled
Username Access State
admin super-user enabled
ro read-Only enabled
rw read-write enabled
chris super-user enabled
To delete user ‘Chris’ from list
Enterasys_A2(SU)-> clear system login Chris
If you want to change password length 7
Enterasys_A2(SU)-> set system password length 7