3Com 3C17205 - SuperStack 3 Switch 4400 PWR Getting Started Manual page 21

To make Webcache Support, Traffic Prioritization and Configuration Save
and Restore 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