Security Configuration Tab; Device Password; 802.1X - 3Com IntelliJack NJ240FX User Manual

Security Configuration
21 Select the Security Configuration tab to set the security options of the IntelliJack.
Password
22 You can change the device password (the default password is "password"), and
either enable or disable local configuration.
NOTE: You should change the password to ensure that no one else can
re-configure your system. Make sure you remember the new password you set.
If you forget the new password, you will not be able to perform any
other configuration tasks unless you send the device back to 3Com.

802.1X

23 To change 802.1X settings for a specific port, select that port's tab and make the
changes by clicking the box and selecting an option from the drop list. The default
setting for Port Authorize Mode is Disable 802.1X.
802.1X is a standard for port-based network access control. Typical 802.1X
implementations in an Ethernet switch usually include the authenticator as well as
RADIUS clients. The authenticator controls port access for the network client
devices connected to the switch.
Changing Device Configuration 41