3Com SuperStack 3 4400 SE 3C17206 Getting Started Manual page 21

To make SSH, Webcache redirection, RADIUS (including 802.1x Network
Login), Auto VLAN assignment, and Traffic Prioritization available on the
SuperStack 3 Switch 4400 SE, upgrade the product to the Switch 4400
SE Enhanced Software Upgrade (3C17207).
If you initialize a Switch unit by selecting System > Control > Initialize in
the Web interface or by entering system control initialize in
the Command Line Interface, the following settings are retained to allow
you to connect to and manage the Switch:
IP Address
■
Subnet Mask
■
Default Router
■
Default Settings 21