Yealink T29G Administrator's Guide

Administrator’s Guide for SIP-T2_Series_T4_Series IP Phones
566
Method
Supported
Notes
RSeq
Yes
Session-Expires
Yes
Subscription-State
Yes
Supported
Yes
To
Yes
User-Agent
Yes
Via
Yes
The following SIP responses are supported:
Note
1xx Response—Information Responses
1xx Response
Supported
Notes
100 Trying
Yes
180 Ringing
Yes
181 Call Is Being Forwarded
Yes
183 Session Progress
Yes
2xx Response—Successful Responses
2xx Response
Supported
Notes
200 OK
Yes
202 Accepted
Yes
In REFER transfer.
3xx Response—Redirection Responses
3xx Response
Supported
Notes
300 Multiple Choices
Yes
In the following table, a “Yes” in the Supported column means the header is sent and
properly parsed. The phone may not actually generate the response.

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)