Yealink SIP-T48G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
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Scenario D Import or export the local configuration file .................................................... 60
Provisioning Server ........................................................................................................................ 62
Supported Provisioning Protocols ......................................................................................... 62
Setting up the Provisioning Server ........................................................................................ 62
Deploying Phones from the Provisioning Server ................................................................. 63
Configuring Basic Network Parameters ...................................................................................... 64
DHCP ....................................................................................................................................... 64
DHCP Option ........................................................................................................................... 68
Configuring Network Parameters Manually ........................................................................ 74
PPPoE ....................................................................................................................................... 79
Configuring Transmission Methods of the Internet Port and PC Port ................................. 82
Configuring PC Port Mode ..................................................................................................... 86
Upgrading Firmware ..................................................................................................................... 87
Upgrading Firmware via Web User Interface ..................................................................... 88
Upgrading Firmware from the Provisioning Server ............................................................ 89
Configuring Basic Features .................................................... 95
Power Indicator LED ...................................................................................................................... 97
Notification Popups ...................................................................................................................... 102
Contrast ........................................................................................................................................ 104
Wallpaper ..................................................................................................................................... 106
Backlight ....................................................................................................................................... 109
Bluetooth ...................................................................................................................................... 114
Wi-Fi .............................................................................................................................................. 117
Enable Page Tips ......................................................................................................................... 123
Label Length................................................................................................................................. 124
Account Registration ................................................................................................................... 126
Call Display .................................................................................................................................. 138
Display Method on Dialing ......................................................................................................... 141
Web Server Type.......................................................................................................................... 143
Time and Date ............................................................................................................................. 146
NTP Time Server ................................................................................................................... 147
Time and Date Settings ....................................................................................................... 152
Daylight Saving Time ........................................................................................................... 156
Language ..................................................................................................................................... 163
Loading Language Packs .................................................................................................... 164
Specifying the Language to Use......................................................................................... 171
Input Method ............................................................................................................................... 173
Input Method Customization ............................................................................................... 173
Specifying the Default Input Method ................................................................................. 177
Logo Customization ..................................................................................................................... 178
Customizing a Logo Template File ...................................................................................... 179
Configuring the Logo Shown on the Idle Screen ............................................................... 180
Softkey Layout.............................................................................................................................. 182

Yealink SIP-T48G Specifications

General

Expansion module support	Yes
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Volume control	-
Display diagonal	7 \
Display resolution	800 x 480 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
AC adapter input voltage	100 - 240 V
Number of handles included	1 pc(s)

Weight and Dimensions

Width	266 mm
Height	185 mm