Any tips on a way to secure SIP dial-in with unique password for each user?

What have you read so far? You must be aware at least, that each connecting SIP device has some password? Strongly recommend installing a SIP distro with a nice easy web-admin interface, and learn how to use that, then come back with questions on how to trunk it with your app_rpt box. Alternately, someone on the list might offer some suggestion on which system might be easier to trunk with app_rpt - may save you some wasted time installing something that will never work. I've never done it. S