Yealink T29G Administrator's Guide

Getting Started
31
The following table lists common DHCP options supported by IP phones.
Parameter
DHCP Option
Description
Subnet Mask
1
Specify the client’s subnet mask.
Time Offset
2
Specify the offset of the client's subnet in
seconds from Coordinated Universal Time
(UTC).
Router
3
Specify a list of IP addresses for routers on the
client’s subnet.
Time Server
4
Specify a list of time servers available to the
client.
Domain Name
Server
6
Specify a list of domain name servers
available to the client.
Log Server
7
Specify a list of MIT-LCS UDP servers
available to the client.
Host Name
12
Specify the name of the client.
Domain Server
15
Specify the domain name that client should
use when resolving hostnames via DNS.
Broadcast
Address
28
Specify the broadcast address in use on the
client's subnet.
Network Time
Protocol
Servers
42
Specify a list of NTP servers available to the
client by IP address.
Vendor-Specific
Information
43
Identify the vendor-specific information.
Vendor Class
Identifier
60
Identify the vendor type.
TFTP Server
Name
66
Identify a TFTP server when the 'sname' field
in the DHCP header has been used for DHCP
options.
Boot file Name
67
Identify a boot file when the 'file' field in the
DHCP header has been used for DHCP
options.
For more information on DHCP options, refer to
http://www.ietf.org/rfc/rfc2131.txt?number=2131 or
http://www.ietf.org/rfc/rfc2132.txt?number=2132.
If you do not have the ability to configure the DHCP options for discovering the

Yealink T29G Specifications

General

VoIP Protocols	SIP
PoE Support	Yes (IEEE 802.3af)
Headset Port	RJ9
Bluetooth	No
Weight	1.04 kg
Display	4.3" color display with backlight, 480 x 272 pixels
Line Keys	10 line keys
Ethernet Ports	2 x 10/100/1000 Mbps
Audio Codecs	G.722, G.711, G.729, G.726, iLBC
USB Port	1 x USB 2.0
Expansion Module Support	Yes, supports up to 6 EXP20 expansion modules
EHS	Yes
Supported Protocols	SIP
Operating Temperature	-10~50°C
Humidity	10% to 95% (non-condensing)