[internal]
exten => _9.,1,Dial(SIP/${EXTEN:1}@asterlink)
exten => _9.,102,Congestion

exten => _1800NXXXXXX,1,dial(SIP/1519-${EXTEN}@voip.trxtel.com,90)
exten => _1888NXXXXXX,1,dial(SIP/1519-${EXTEN}@voip.trxtel.com,90)
exten => _1877NXXXXXX,1,dial(SIP/1519-${EXTEN}@voip.trxtel.com,90)
exten => _1866NXXXXXX,1,dial(SIP/1519-${EXTEN}@voip.trxtel.com,90)

exten => _8.,1,Dial(SIP/${EXTEN:1}@66.250.68.194)

exten => 6245,1,VoicemailMain
exten => 779,1,Dial(IAX2/guest@38.112.XXXXXXXX/4555)
exten => 2255,1,Dial(IAX2/guest@38.112.XXXXXXX/4003)

include => parkedcalls
include => staff