---------------------------FXO GATEWAY PAYLOAD CONFIG---------------------------------
usr/config$ pt
RTP payload type configuration and information
Usage:
pt -print Display the RTP payload type information
-rfc2833 Configurate the DTMF RFC2833 payload type
-dtmf Configurate the DTMF payload type
-fax Configurate the FAX payload type
-faxbypass Configurate the FAX ByPass payload type
-modembypass Configurate the MODEM ByPass payload type
-redundancy Configurate the Redundancy payload type
-modemrelay Configurate the MODEM Relay payload type
Example:
pt -rfc2833 96 -fax 101
usr/config$ pt -print
RTP payload type information
RFC2833 payload type : 101
DTMF payload type : 100
FAX payload type : 101
FAX ByPass payload type : 102
MODEM ByPass payload type : 103
Redundancy payload type : 104
MODEM Relay payload type : 105
usr/config$
--------------------------------END-----------------------------------------------
---------------------------------EXTENSIONS.CONF----------------------------------
;exten => _1001.,1,Dial(SIP/${EXTEN:4}@1001,,)
exten => _1001.,1,Dial(SIP/1001,,D(${EXTEN:4}))
exten => 1001,1,Dial(SIP/1001,,)
---------------------------------END-----------------------------------------------