Yealink SIP-T40G Administrator's Guide

Network Configurations
61
VPN Files Description
client.crt Client certificate
client.key Private key of the client
VPN Configuration
The following table lists the parameters you can use to configure the VPN.
Parameter
static.network.vpn_enable
[1]
<y0000000000xx>.cfg
Description
It enables or disables the VPN feature.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Web UI
Network > Advanced > VPN > Active
Phone UI
Color Screen Phones:
Menu > Advanced (default password: admin) > Network > VPN > VPN Active
Black-and-white Screen Phones:
Menu > Settings > Advanced Settings (default password: admin) > Network > VPN > VPN Active
Parameter
static.openvpn.url <y0000000000xx>.cfg
Description
It configures the access URL of the *.tar file for OpenVPN.
Note: It works only if "static.network.vpn.mode" is set to 1 (OpenVPN).
Permitted
Values
URL within 511 characters
Default
Blank
Web UI
Network > Advanced > VPN > OpenVPN > Upload VPN Config
Parameter
static.network.openvpn_file.url
[1]
<y0000000000xx>.cfg
Description
It configures the URL for uploading the OpenVPN configuration file (vpn.cnf).
Note: It works only if "static.network.vpn.mode" is set to 1 (OpenVPN).
Permitted
Values
String within 512 characters
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
Web UI
Network > Advanced > VPN > OpenVPN > Import VPN Configuration File
Parameter
static.network.vpn.mode
[1]
<y0000000000xx>.cfg
Description
It configures the VPN type.
Permitted
Values
0-L2TP
1-OpenVPN
Default
1
Supported
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920

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