Yealink SIP-T48G Administrator's Manual page 299

Bellcore
Tone
Bellcore-dr4
Bellcore-dr5
Note
"Bellcore-dr5" is a ring splash tone that reminds the user that the DND or Always Call
Forward feature is enabled on the server side.
When the Alter-Info header contains the keyword "ringtone-N" or "MyMolodyN",

the IP phone will play the corresponding local ring tone (RingN.wav), or play the
first local ring tone (Ring1.wav) in about ten seconds if "N" is greater than 10 or less
than 1.
Example:
Alert-Info: ringtone-2
Alert-Info: MyMelody2
The following table identifies the corresponding local ring tone:
Pattern
Pattern
ID
Silent
Ringin
g
Silent
Ringin
g
Silent
Ringin
4
g
Silent
Ringin
g
Silent
Ringin
5
g
Value of N
1
2
3
4
5
6
Configuring Advanced Features
Minimum
Caden
Duration
ce
(ms)
145
Long 630
2975
Short 200
145
Long 800
145
Short 200
2975
450
Ring Tone
Ring1.wav
Ring2.wav
Ring3.wav
Ring4.wav
Ring5.wav
Ring6.wav
Maximu
Nominal
m
Duration
Duratio
(ms)
n (ms)
200 525
800 1025
4000 4400
300 525
200 525
1000 1100
200 525
300 525
4000 4400
500 550
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