#include extensions-range.conf ;System dialplan [gsmsubscriber] exten=>_XXXX,1,Answer() exten=>_XXXX,2,Set(CallTime=${STRFTIME(${EPOCH},,%d%m%Y-%H:%M:%S)}) exten=>_XXXX,3,Set(CALLFILENAME=${EXTEN}_${CallTime}_${CALLERID(num)}) exten=>_XXXX,4,MixMonitor(/tmp/GSM/${CALLFILENAME}.wav,b) exten=>_XXXX,5,Dial(SIP/GSM/${EXTEN}) exten=>_XXXX,n,Hangup