Hi I have just update my old asterisk 1.4 to 1.8 version and all works good but I have a problem with the monitor features. With the old version this part of dialplan worked without problem : exten => _90.,1,NoOp(call out interoute REC) exten => _90.,n,Monitor(wav,${CALLERID(num)}-${EXTEN:2}}) exten => _90.,n,Dial(SIP/provider/${EXTEN},90) now with 1.8 the same dialplan with the same hw sometimes causes lost audio call problem server: debian 6.0.6 asterisk 1:1.8.11.1-1digium1~squeeze what can I do ? best