Yealink SIP-T53W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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If it is set to 0, the phone will not refresh the local cache of the remote phone book.
Permitted
Values
0, Integer from 3600 to 1296000
Default
21600
Web UI
Directory > Remote Phone Book > Update Time Interval(Seconds)
Parameter
features.remote_phonebook.enter_update_enable <y0000000000xx>.cfg
Description
It enables or disables the phone to refresh the local cache of the remote phone book at a time when
accessing the remote phone book.
Permitted
Values
0-Disabled
1-Enabled
Default
0
[1]
X is the phone book ID. X=1-5.
Example: Configuring a Remote Phone Book
The following example shows the configuration for the remote phone book.
Customize the “Department.xml “and “Menu.xml“ files, and then place these files to the provisioning server
“http://192.168.10.25”.
Example
remote_phonebook.data.1.url = http://192.168.10.25/Menu.xml
remote_phonebook.data.1.name = Yealink
remote_phonebook.data.2.url = http://192.168.10.25/Market.xml
remote_phonebook.data.2.name = Market
After provision, you can navigate to Menu > Directory > Remote Phone Book to access the corporate directory
straight from their phones.
Directory List for Directory/Dir Soft Key
Users can access frequently used directory lists by pressing the Directory/Dir soft key when the IP phone is idle.
The lists include Local Directory, History, Remote Phone Book and Blacklist by default.
You can add the desired lists to directory list using a directory list file (favorite_setting.xml).
Topics
Directory List File Customization
Directory List Configuration
Example: Configuring a Directory List
Directory List File Customization
You can ask the distributor or Yealink FAE for directory template. You can also obtain the directory template online:
http://support.yealink.com/documentFront/forwardToDocumentFrontDisplayPage.
Topics
Directory List File Attributes
Customizing Directory List File

Yealink SIP-T53W Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP mobile phone
Product color	Gray
Keypad illumination	Yes
Wi-Fi standards	802.11a, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.2
Security algorithms	AES, HTTPS, SIPS
Networking standards	IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Lines quantity	8 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Power consumption (typical)	2.3 W
Volume control	Buttons
Number of programmable keys	8
Storage temperature (T-T)	-30 - 70 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	3.7 \
Display resolution	360 x 160 pixels
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Number of DECT wireless handsets	4
Voice codecs	G.722, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC

Weight and Dimensions

Depth	210.6 mm
Width	212 mm
Height	174.5 mm