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Operational, Basic, and Advanced Parameters
A-101 41-001343-02 REV04 – 05.2014
Parameter –
sip customized codec
Configuration Files
aastra.cfg, <model>.cfg, <mac>.cfg
Description Specifies a customized codec preference list which allows you to select the preferred codecs for this IP
phone. You can enter up to 10 codec preferences.
Note:
Enabling or disabling silence suppression (sil supp) enables/disables it for all codecs in the customized
list. When mismatch occurs in the configured silsupp parameter, the first one specified in the parameter
value will be used.
Format Comma-separated list of semicolon-separated values
Default Value Not Applicable
Range Valid values for the syntax are:
payload:
Configuration Files Web UI
0 - G711u/8000 G.711u (8K)
8 - G711a/8000 G.711a (8K)
9 - G722/8000 G.722
18 - G729/8000 G.729
96 - G726-40/8000 G.726-40
97 - G726-24/8000 G.726-24
98 - G726-16/8000 G.726-16
106 - BV16/8000 BV16 (8K)
107 - BV32/16000 BV32 (16K)
110 - G711u/16000 G711u (16K)
111 - G711a/16000 G711a (16K)
112 - L16/8000 L16 (8K)
113 - L16/16000 L16 (16K)
115 - G726-32/8000 G.726-32
118 - AMR G.722.2 AMR (Licensed feature for 6735i , 6737i, 6863i, 6865i, and 6867i only )
119 - AMR-WB G.722.2 AMR-WB (Licensed feature for 6735i , 6737i, 6863i, 6865i, and 6867i only )
Leave blank for all codecs All (Codec 1 only)
Basic (Codec 1 only)
None (Codecs 2 thru 10 only)
ptime (in milliseconds) 5, 10, 15, 20........90
silsupp on, off
Note:
The “silsupp” value is either ON for all codecs or OFF for all codecs.
Example sip customized codec: payload=18;ptime=10;silsupp=on,payload=0;ptime=10;
silsupp=on