User's Manual

Table Of Contents
PRELIMINARY
TD 92319GB
2005-10-20/ Ver. PA11
User Manual
i75 Cordless IP Handset
39
9 Advanced Functions
9.1 System Handling
9.1.1 Register a New VoWLAN System
You can register up to four different VoWLAN systems on your handset. To register you
have to enter the authentication code related to the system you are logging on to.
When you have registered more than one system, you can manually select which system
to connect to, see
8.5.18 Select System on page 35.
9.2 Field Upgrade
The firmware in the i75 Cordless IP Handset can be upgraded by using the USB
Programming Device connected to a computer. The USB programming device consists of a
cradle, similar to the Desktop Charger, connected to a computer with a USB cable.
See Appendix A: Programming the Handset on page 45.