28 First time installation of the Nortel IP Phone 1535• Enter either a 13-character alphanumeric encryption key or a26-character hexadecimal encryption key with a “0x” prefix todenote that a hexadecimal value is used.WPA-PSK (TKIP):• Choose Authentication and select Use WPA-PSK.• Enter an 8- to 63- Character key.d. Channel ID: Assign a manual value to specify the Wi-Fi channelID to be used in connecting the IP Phone 1535 to the wirelessnetwork.e. Encryption: WEP encryption key entry (see previous notes forESSID).f. Authentication: WPA-PSK key entry (see previous notes forESSID).—End—After you successfully connect the IP Phone 1535 to the network usingthe WiFi connection interface, you make both voice and video calls usingthat interface and the LAN profile becomes disabled. So, in this example,when you enable the WiFi connection profile, all voice and video calls madeusing the IP Phone 1535 will now be made through the WiFi connection tothe network, and the LAN connection profile will be disabled (along with allmenu selections associated with configuring the LAN connection profile).Modifying User Information parametersAfter you have enabled either the LAN or WiFi connection profile and haveconfigured the settings to allow successful connection of the IP Phone 1535to your local network, you can configure the IP Phone 1535 to find anduse the Voice Over IP (VoIP) services installed on your network. This isdone by accessing and modifying required parameters contained in severalconfiguration options on the VoIP Settings menu.You can use the User Information configuration option (on the VoIPSettings menu) to setup and configure specific user data required forVoIP connectivity and use. The user data you enter will be used for clientidentification while accessing connected VoIP services and for clientauthentication (in registering the IP Phone 1535 with the VoIP network).For successful registration of the Nortel IP Phone 1535 with the VoIPservices available on your network, you must access and configure the UserInformation parameters as described below:Multimedia Communications Server 5100IP Phone 1535 Installation and ConfigurationNN43160-103 01.02 StandardRelease 3.5 20 November 2006Copyright © 2006, Nortel Networks Nortel Networks Confidential.