Yealink SIP-T40G Administrator's Guide

Table of Contents
1
Table of Contents
Before You Begin
i
Related Documentations
i
Recommended References
i
Summary of Changes
i
Changes for Release V85, Guide Version V85.1
ii
Table of Contents
1
Getting Started
20
Requirements
20
Yealink IP Phones in a Network
20
Initialization Process Overview
21
Loading the ROM File
21
Configuring the VLAN
22
Querying the DHCP (Dynamic Host Configuration Protocol) Server
22
Contacting the Provisioning Server
22
Updating Firmware
22
Downloading the Resource Files
22
Verifying Startup
22
Network Configurations
23
IPv4 and IPv6 Wired Network Settings
23
Wired Network IP Addressing Mode Configuration
23
IPv4 Wired Network Configuration
24
IPv6 Wired Network Configuration
27
DHCP Option for IPv4
31
Supported DHCP Option for IPv4
31
DHCP Option 66, Option 43 and Custom Option
31
DHCP Option 42, Option 2 and Option 100
32
DHCP Option 12
32
DHCP Option 12 Hostname Configuration
32
DHCP Option 120
33
DHCP Option 120 Configuration
33
DHCP Option 60
33
DHCP Option 60 Configuration
34
DHCP Option for IPv6
34
Supported DHCP Option for IPv6
34
DHCP Option 59 and Custom Option
34
VLAN
35
LLDP Configuration
35
CDP Configuration
36
Manual VLAN Configuration
37
DHCP VLAN Configuration
39
VLAN Change Configuration
39

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