Yealink SIP-T31P Administrator's Guide

Audio Features
152
Value of N
Ring Tone
(features.alert_info_tone = 1)
Ring Tone
(features.alert_info_tone = 0)
7 Ring7.wav
8 Ring8.wav
9 Silent.wav
10 Splash.wav
N<1 or N>10 Ring1.wav
For T3 phones:
Value of N
Ring Tone
(features.alert_info_tone = 1)
Ring Tone
(features.alert_info_tone = 0)
1 Bellcore-dr1 Ring1.wav
2 Bellcore-dr2 Ring2.wav
3 Bellcore-dr3 Ring3.wav
4 Bellcore-dr4 Ring4.wav
5 Silent.wav
6 Splash.wav
N<1 or N>6 Ring1.wav
Examples:
Alert-Info: http://127.0.0.1/Bellcore-dr1
Alert-Info: test/Bellcore-dr1
Alert-Info: Bellcore-dr1
Alert-Info: Bellcore-dr1;x-line-id=1
Alert-Info: <http://10.1.0.31>;info=Bellcore-dr1
The following table identifies the different Bellcore ring tone patterns and cadences (These ring tones are designed
for the BroadWorks server).
Bellcore Tone
Pattern
ID
Pattern Cadence
Minimum Duration
(ms)
Nominal Duration
(ms)
Maximum Duration
(ms)
Bellcore-dr1(stand-
ard)
1
Ringing l 2s On 1800 2000 2200
Silent l 4s Off 3600 4000 4400
Bellcore-dr2 2
Ringing Long 630 800 1025
Silent 315 400 525
Ringing Long 630 800 1025
Silent 3475 4000 4400

Yealink SIP-T31P Specifications

General

Resolution	132 x 64 pixels
Network	10/100 Mbps Ethernet
PoE	Yes
PoE Class	Class 2
SIP Accounts	2
Wall Mountable	Yes
Local Phonebook	1000 entries
HD Voice	Yes
Display	2.3-inch graphical LCD
Voice Codecs	G.722, G.729AB, G.726, iLBC
Headset Support	Yes
Protocols Supported	SIP
Power Supply	Optional 5V/600mA power adapter