diff -ru ipt-orig/extensions/libipt_conntrack.c ipt-new/extensions/libipt_conntrack.c
--- ipt-orig/extensions/libipt_conntrack.c	2005-10-31 11:03:50.000000000 -0800
+++ ipt-new/extensions/libipt_conntrack.c	2005-11-13 07:12:20.000000000 -0800
@@ -442,6 +442,13 @@
 		print_state(sinfo->statemask);
 	}
 
+	if(sinfo->flags & IPT_CONNTRACK_PROTO) {
+		printf("%sctproto ", optpfx);
+        	if (sinfo->invflags & IPT_CONNTRACK_PROTO)
+                	printf("! ");
+		printf("%u ", sinfo->tuple[IP_CT_DIR_ORIGINAL].dst.protonum);
+	}
+
 	if(sinfo->flags & IPT_CONNTRACK_ORIGSRC) {
 		printf("%sctorigsrc ", optpfx);