Aastra 9000i Series Administrator's Manual page 850

Parameter –
sip use basic codecs
Basic Codecs
(in Web UI)
Description
Format
Default Value
Range
Example
Parameter –
sip out-of-band dtmf
Force RFC2833 Out-of-Band
DTMF
(in Web UI)
Description
Format
Default Value
Range
Example
41-001343-01 Rev 02, Release 3.2.2
Aastra Web UI Advanced Settings->Global SIP->RTP Settings
Configuration Files aastra.cfg, <model>.cfg, <mac>.cfg
Enables or disables basic codecs (G.711 u-Law, G.711 a-Law, G.729).
Enabling this parameter allows the IP phone to use the basic Codecs
when sending/receiving RTP packets.
Boolean
0
0 - Disable
1 - Enable
sip use basic codecs: 1
Aastra Web UI Advanced Settings->Global SIP->RTP Settings
Configuration Files aastra.cfg, <model>.cfg, <mac>.cfg
Enables or disables out-of-band DTMF. Enabling this parameter forces
the IP phone to use out-of-band DTMF according to RFC2833.
Boolean
1
0 - Disable
1 - Enable
sip out-of-band dtmf: 0
A-125