3Com 4500G Getting Started Manual page 56

56 C 3: S U M
HAPTER ETTING P FOR ANAGEMENT
To set a password for the admin user in the CLI, enter the following from
system view:
[4500G]local-user admin <cr>
[4500G-luser-admin]password simple xxxxxxxx
(where xxxxxxxx is your chosen password).
Save the configuration in the User View.
For information on the lost password procedure please refer to the
Configuration Guide that is supplied with your switch.