Yealink SIP-T54S Administrator's Manual page 903

The following table summarizes the valid values of ptime for each audio codec:
Codec
G.722.1c
G.722.1c
G.722.1c
G.722.1
G722
PCMA
PCMU
G729
G726-16
G726-24
G726-32
G726-40
G723_53/
G723_63
iLBC
opus
Procedure
PTime can be configured using the following methods.
Central Provisioning
(Configuration File)
Web User Interface
Packetization Time
(Minimun)
20ms
20ms
20ms
20ms
10ms
10ms
10ms
10ms
10ms
10ms
10ms
10ms
30ms
20ms
10ms
<MAC>.cfg
Configuring Audio Features
Packetization Time (Maximun)
60ms
60ms
60ms
60ms
40ms
40ms
40ms
80ms
30ms
30ms
30ms
(40ms for SIP-
T40P/T40G/T23P/T23G/T21(P)
E2/T19(P) E2)
30ms
60ms
30ms
20ms
Configure the ptime.
Parameter:
account.X.ptime
Configure the ptime.
Navigate to:
http://<phoneIPAddress>/servlet?p=
account-adv&q=load&acc=0
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