Yealink SIP-T2xP Administrator's Manual page 410

Administrator's Guide for SIP-T2xP and SIP-T19P IP Phones
Range
Example
Parameter-
account.X.codec.Y.rtpmap
Description
Format
Default Value
Range
Example
394
0 to 10
account.1.codec.1.priority = 1
Configuration File
<MAC>.cfg
Configures the rtpmap.
X ranges from 1 to 6.
Y ranges from 1 to 11.
Integer
For SIP-T20P/T22P/T26P/T28P IP phones:
When Y=1, the default value is 0;
When Y=2, the default value is 8;
When Y=3, the default value is 4;
When Y=4, the default value is 4;
When Y=5, the default value is 18;
When Y=6, the default value is 9;
When Y=7, the default value is 106;
When Y=8, the default value is 103;
When Y=9, the default value is 104;
When Y=10, the default value is 102;
When Y=11, the default value is 105.
For SIP-T19P/T21P IP phones:
When Y=1, the default value is 0;
When Y=2, the default value is 8;
When Y=3, the default value is 4;
When Y=4, the default value is 4;
When Y=5, the default value is 18;
When Y=6, the default value is 9;
When Y=7, the default value is 106;
When Y=8, the default value is 102.
0 to 127
account.1.codec.1.rtpmap = 0