The configuration is this: H323 ------>>> ASTERISK ----------->> SIP ooh323.conf .... amaflags = billing [xxx.xxx.xxx.xxx] type=friend context=h323-route ip=xxx.xxx.xxx.xxx port=1720 allow=all h323id=example accountcode=5698742 rtptimeout=60 dtmfmode=rfc2833 extension.conf ... [h323-route] exten => 101,1,Answer() exten => 101,2,Dial(SIP/101) exten => 101,3,Hangup() sip.conf [101] username=101 type=friend record_out=Adhoc record_in=Adhoc qualify=no port=5060 nat=never mailbox=101@device host=dynamic dtmfmode=rfc2833 context=from-internal-toh323 canreinvite=no callerid=<101> Why there are not cdr for these calls ?? If i make a call from sip to h323, the cdr is generated. Thanx for the help