Yealink SIP-T2XP Administrator's Manual page 328

Administrator's Guide for SIP-T2xP IP Phones
Example
Parameter-
account.x.dtmf.dtmf_payload
Description
Format
Default Value
Range
Example
Parameter-
account.x.dtmf.info_type
Description
Format
Default Value
Range
Example
Parameter-
features.dtmf.repetition
Description
Format
Default Value
Range
Example
312
2-SIP INFO
3-AUTO or SIP INFO
account.1.dtmf.type = 1
Configuration File
<MAC>.cfg
Configures the RFC 2833 payload type.
X ranges from 1 to 6.
Integer
101
96 to 127
account.1.dtmf.dtmf_payload = 101
Configuration File
<MAC>.cfg
Configures the DTMF info type when the
DTMF type is configured as "SIP INFO" or
"AUTO or SIP INFO".
X ranges from 1 to 6.
Integer
1
Valid values are:
1-DTMF-Relay
2-DTMF
3-Telephone-Event
account.1.dtmf.info_type = 1
Configuration File
<y0000000000xx>.cfg
Configures the number of times for the IP
phone to send the end RTP EVENT packet.
Integer
3
1 to 3
features.dtmf.repetition = 3