diff -U3 -d sancp-1.6.1/check_packet.cc sancp-1.6.1.fix200511.a/check_packet.cc
--- sancp-1.6.1/check_packet.cc	2004-09-02 11:06:36.000000000 -0400
+++ sancp-1.6.1.fix200511.a/check_packet.cc	2005-11-12 20:42:35.730815594 -0500
@@ -184,10 +184,12 @@
 		nc->cid+=gVars.timeptr.tv_usec;
 
 		// Let's make certain we have a unique connection id 
-		if(gVars.cnx_id>nc->cid){
-			nc->cid=gVars.cnx_id++;
-		}
-		gVars.cnx_id=nc->cid;
+		if(nc->cid<=gVars.cnx_id){
+			gVars.cnx_id++;
+			nc->cid=gVars.cnx_id;
+		}else{
+		        gVars.cnx_id=nc->cid;
+                }
 		nc->fH=0;
 
 		// Now we are ready to apply the rule, based on it's [perceived] direction