Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series IP PhonesxviiiSetting Up Your System .............................................................. 35Setting Up Your Phone Network ...................................................................................................................................... 35DHCP ................................................................................................................................................................................... 36DHCP Option ................................................................................................................................................................... 40Configuring Network Parameters Manually ....................................................................................................... 45Configuring Transmission Methods of the Internet Port and PC Port .................................................... 50Configuring PC Port Mode ........................................................................................................................................ 54Web Server Type ............................................................................................................................................................ 55Wi-Fi .................................................................................................................................................................................... 59VLAN ................................................................................................................................................................................... 65IPv6 Support .................................................................................................................................................................... 77VPN ...................................................................................................................................................................................... 86Network Address Translation (NAT) ...................................................................................................................... 89Quality of Service (QoS) ............................................................................................................................................ 107802.1X Authentication ............................................................................................................................................... 110Setting Up Your Phones with a Provisioning Server .............................................................................................. 121Provisioning Points to Consider ............................................................................................................................ 121Provisioning Methods ................................................................................................................................................ 122Boot Files, Configuration Files and Resource Files ........................................................................................ 125Setting Up a Provisioning Server .......................................................................................................................... 134Upgrading Firmware................................................................................................................................................... 137Keeping User Personalized Settings after Auto Provisioning ................................................................... 147Configuring Basic Features ....................................................... 159Power Indicator LED ............................................................................................................................................................. 161Notification Popups ............................................................................................................................................................. 167Contrast ..................................................................................................................................................................................... 169Wallpaper ................................................................................................................................................................................. 171Transparency ........................................................................................................................................................................... 175Screen Saver ............................................................................................................................................................................ 178Power Saving .......................................................................................................................................................................... 185Backlight ................................................................................................................................................................................... 189Bluetooth .................................................................................................................................................................................. 194Page Switch Key..................................................................................................................................................................... 196Enable Page Tips ................................................................................................................................................................... 197Label Length ............................................................................................................................................................................ 199Account Registration ........................................................................................................................................................... 203SIP Account .................................................................................................................................................................... 204Multiple Line Keys per Account ...................................................................................................................................... 212Multiple Call Appearances ................................................................................................................................................ 219Call Display .............................................................................................................................................................................. 220Display Method on Dialing ............................................................................................................................................... 224