Yealink SIP-T40G Configuration Guide

BROADSOFT PARTNER CONFIGURATION GUIDE – YEALINK T4X IP PHONE 20-BD5476-00
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2017 BROADSOFT INC. PAGE 29 OF 150
Step Command Purpose
Step 1 features.auto_linekeys.enable =
Example:
features.auto_linekeys.enable = 1
Enable setting line keys to
shared lines auto
0 = disable
1 = enable
Step 2 account.x.number_of_linekey =
Example:
account.1.number_of_linekey = 5
Set the number of line keys
which you want to auto
configure to shared line keys.
Value range: 1 to 99999
4.3.2 Busy Lamp Field Configuration
The Busy Lamp Field (BLF) implementation provides an attendant console function.
Configuration of the phone to enable Busy Lamp Field is described as follows.
Step Command Purpose
Step 1 Set the BLF List URI for the line.
Example:
account.1.blf.blf_list_uri =
u1062_blflist@as.iop1.broadworks.net
The BLF List URI must be
configured to match the
BroadWorks settings.
Browse to Account → Advanced → BLF List URI/BLF List Code/BLF List Barge In Code
to configure the BLF settings.
Figure 10 BLF Settings
On the BroadWorks server, browse to Client Applications → Busy Lamp Field and
configure the settings as shown in the following figure.
Figure 11 Busy Lamp Field Configuration Page

Yealink SIP-T40G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	No
Security algorithms	AES, HTTPS, SSL/TLS
Networking standards	IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP, TFTP, HTTP, HTTPS
Voice codecs	G.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity	1
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.6 W
Certification	CE, FCC, ISO 9001
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 90 %
Volume control	Digital
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Lines quantity	3 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	54 mm