Yealink SIP-T40G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
79
For example, for IPv4: http://192.168.0.10 or 192.168.0.10; for IPv6: http://[2005:1:1:1:215:65ff:fe64:6e0a] or
[2005:1:1:1:215:65ff:fe64:6e0a].
3.
Enter the user name and password.
4. Click Login.
Related Topics
Web Server Type Configuration
User and Administrator Identification
Quick Login Configuration
You can access the web user interface quickly using the request URI. It will locate you in the Status web page after
accessing the web user interface. It is helpful to quickly log into the web user interface without entering the user-
name and password on the login page.
The request URI for T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U: phones:
https://phoneIPAddress/api/auth/login?@username:password
Example: https://192.168.0.10/api/auth/login?@admin:admin
The request URI for other phones:
https://username:password@phoneIPAddress
Example: https://admin:admin@192.168.0.10
Yealink phones support domain name customization. You can use a custom domain name to access the web user
interface.
Note: Accessing the web user interface by request URI may be restricted by the web explorer (for example, Internet
Explorer).
For security purposes, we recommend that you use this feature in a secure network environment.
The following table lists the parameters you can use to configure quick login.
Parameter
wui.quick_login <y0000000000xx>.cfg
Description
It enables or disables the quick login feature.
Note: It works only if “static.wui.https_enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled, you can quickly log into the web user interface using a request URI (for example,
https://IP/api/auth/login?@admin:admin).
Default
0
Parameter
wui.secure_domain_list <y0000000000xx>.cfg
Description
It configures the valid domain name to access the web user interface of the phone.
Multiple domain names are separated by semicolons.
Example:
wui.secure_domain_list = test.abc.com
You are only allowed to use test.abc.com or IP address to access the web user interface of the phone.
Note: To use a domain name to access the web user interface of the phone, make sure your DNS
server can resolve the domain name to the IP address of the phone.
Permitted
Values
String
If it is left blank, you are only allowed to use the IP address to access the web user interface of the

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