diff -dPNur netams-3.2.3/src/policy.c netams-3.2.3-ranges/src/policy.c
--- netams-3.2.3/src/policy.c	2005-02-24 11:58:13.000000000 +0100
+++ netams-3.2.3-ranges/src/policy.c	2005-07-25 23:52:32.000000000 +0200
@@ -32,6 +32,8 @@
 	target.num_ports=0;
 	for (u_char i=0; i<PC_MAX_PORTS; i++)
 		target.src_ports[i]=target.dst_ports[i]=0;
+	for (u_char i=0; i<PC_MAX_PORTS; i++)
+		target.max_ports[i]=0;
 
 	target.num_addrs=0;
 	for (u_char i=0; i<PC_MAX_ADDRS; i++) 
@@ -171,6 +173,8 @@
 				target.check_type|=PC_IP_PORTS;
 			u_char j=0;
 			u_short ports;
+			u_short max_port;
+			char *maxptr;
 			char *ptr;
 			
 			while (tgt[j+*i+1]!=empty && j<PC_MAX_PORTS) {
@@ -179,9 +183,19 @@
 				else 
 					ptr=tgt[j+*i+1];
 				
+				
+				maxptr = strchr(ptr,':');
+				if (!maxptr) maxptr = strchr(ptr,'-');
+
 				ports=strtol(ptr, NULL, 10);
 
 				if (!ports) break;
+
+				if (maxptr) {
+				    max_port = strtol(maxptr+1, NULL, 10);
+				    if (ports>max_port) max_port = 0;
+				} else max_port = 0;
+				target.max_ports[j] = htons(max_port);
 				
 				switch (tgt[j+*i+1][0]) {
 					case 's':
@@ -358,11 +372,26 @@
 			if(target.num_ports) sprintf(buf+strlen(buf), "ports ");
 			for (u_char i=0; i<target.num_ports; i++) {
 				if (target.src_ports[i]==target.dst_ports[i]) 
+				{
+				    if (target.max_ports[i])
+					sprintf(buf+strlen(buf), "%u:%u ", ntohs(target.src_ports[i]),  ntohs(target.max_ports[i]));
+				    else
 					sprintf(buf+strlen(buf), "%u ", ntohs(target.src_ports[i]));
+				}
 				else if (target.src_ports[i])
+				{
+				    if (target.max_ports[i])
+					sprintf(buf+strlen(buf), "s%u:%u ", ntohs(target.src_ports[i]),  ntohs(target.max_ports[i]));
+				    else
 					sprintf(buf+strlen(buf), "s%u ", ntohs(target.src_ports[i]));
+				}
 				else if (target.dst_ports[i]) 
+				{
+				    if (target.max_ports[i])
+					sprintf(buf+strlen(buf), "d%u:%u ", ntohs(target.dst_ports[i]),ntohs(target.max_ports[i]));
+				    else
 					sprintf(buf+strlen(buf), "d%u ", ntohs(target.dst_ports[i]));
+				}
 			} 
 		}
 		if (target.check_type&PC_UNIT) {
@@ -436,6 +465,15 @@
 					res=1;
 					break;
 				}
+				
+				if (target.max_ports[i]) {
+				    if (((target.src_ports[i])&&(ntohs(flow->srcport)>ntohs(target.src_ports[i]))&&(ntohs(flow->srcport)<=ntohs(target.max_ports[i])))||
+				    ((target.dst_ports[i])&&(ntohs(flow->dstport)>ntohs(target.dst_ports[i]))&&(ntohs(flow->dstport)<=ntohs(target.max_ports[i])))) {
+					res=1;
+					break;
+				    }
+				}
+
 			}
 			if(!res) return 0;
 		}
diff -dPNur netams-3.2.3/src/policy.h netams-3.2.3-ranges/src/policy.h
--- netams-3.2.3/src/policy.h	2005-01-17 15:13:21.000000000 +0100
+++ netams-3.2.3-ranges/src/policy.h	2005-07-25 23:30:40.000000000 +0200
@@ -86,6 +86,8 @@
 	u_char  num_ports;
 	u_short src_ports[PC_MAX_PORTS];
 	u_short dst_ports[PC_MAX_PORTS];
+
+	u_short max_ports[PC_MAX_PORTS];
 	
 	//PC_IP_TOS
 	u_char ip_tos;