-A session is a "connected resource"\r
-if session.presence then this is an "available resource"\r
-if session.interested then this is an "interested resource"\r
+if session.full_jid (also session.roster and session.resource) then this is a "connected resource"\r
+if session.presence then this is an "available resource" (all available resources are connected resources)\r
+if session.interested then this is an "interested resource" (all interested resources are connected resources)\r