Epson 802.11g Reference Manual page 170

Reset
You can reset the network interface or return the settings to the
default values.
Items
Reset button
Return to Default button
Password
The password set here protects the settings. You will be asked for
the password when you update or change the settings on each
setting screen. Passwords are case sensitive. No password is set
by default.
Items
Old Password
New Password
Re-input Password
Note:
The same password is used for EpsonNet Config for Windows and
Macintosh, and EpsonNet Config with Web Browser.
If you forget your password, you need to initialize the network
interface. See "Initializing the Network Interface" for instructions.
170
Explanations
Functions like turning the power off and on
again. Click this button to make the changes
take effect.
Returns the network interface to the default
settings.
Explanations
Input the old password.
Input the new password (up to 20
characters).
Re-input the new password.