Yealink SIP-T31G Administrator's Guide

Appendix
568
l draft-anil-sipping-bla-03.txt—Implementing Bridged Line Appearances (BLA) Using Session Initiation Protocol
(SIP)
l draft-ietf-sip-privacy-00.txt—SIP Extensions for Caller Identity and Privacy, November
l draft-ietf-sip-privacy-04.txt—SIP Extensions for Network-Asserted Caller Identity and Privacy within Trusted Net-
works
l draft-levy -sip-diversion-08.txt—Diversion Indication in SIP
l draft-ietf-sipping-cc-conferencing-03.txt—SIP Call Control - Conferencing for User Agents
l draft-ietf-sipping-cc-conferencing-05.txt—Connection Reuse in the Session Initiation Protocol (SIP)
l draft-ietf-sipping-rtcp-summary-02.txt—Session Initiation Protocol Package for Voice Quality Reporting Event
l draft-ietf-sip-connect-reuse-06.txt—Connection Reuse in the Session Initiation Protocol (SIP)
l draft-ietf-bliss-shared-appearances-15.txt—Shared Appearances of a Session Initiation Protocol (SIP) Address
of Record (AOR)
To find the applicable Request for Comments (RFC) document, go to http://www.ietf.org/rfc.html and enter the RFC
number.
Reading Icons
T57W
T54W/T33P/T-
33G
T48U/S-
/G
T46U/S-
/G
T42-
U/
T42-
S/
T41-
S
T42-
G/
T41-
P
T40P-
/G
T29G
T53W/T-
53
/T43U
/T27G
CP9-
20
T31P/T31G/-
T31/
T30P/T30/
T23P/T23G
/T21(P) E2
T19
(P)
E2
Description
Wired network
is unavailable
(T48U/-
S)
(T46U/-
S)
/ / /
Wired network
is unreachable
Private line
registers suc-
cessfully
(
for
T42-
U)
Registration
failed
(Flash-
ing)
(Flash-
ing)
Registering
/ / / / / / / / / / /
Yealink Cloud
account
registers suc-
cessfully
Hands-free
(speakerphone)
mode
/ Handset mode
/ Headset mode

Yealink SIP-T31G Specifications

General

Mounting kit	Yes
Number of handles included	1 pc(s)
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Voice codecs	G.722, G.729, AGC, G.729A, AJB, PLC, G.711Mu, VAD, G.711a, G.723.1, G.726, iLBC, CNG, OPUS
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	3 W
Lines quantity	2 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	2
Sustainability certificates	RoHS, REACH
Networking standards	IEEE 802.3af, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	189 mm
Width	188 mm
Height	162 mm
Package depth	210 mm
Package width	213 mm
Package height	103 mm