diff -ur v2.6.13/linux/net/ipv4/ipvs/ip_vs_conn.c linux/net/ipv4/ipvs/ip_vs_conn.c
--- v2.6.13/linux/net/ipv4/ipvs/ip_vs_conn.c	2005-08-29 07:51:29.000000000 +0300
+++ linux/net/ipv4/ipvs/ip_vs_conn.c	2005-09-03 00:41:10.316652464 +0300
@@ -196,6 +196,7 @@
 	list_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {
 		if (s_addr==cp->caddr && s_port==cp->cport &&
 		    d_port==cp->vport && d_addr==cp->vaddr &&
+		    ((!s_port) ^ (!(cp->flags & IP_VS_CONN_F_NO_CPORT))) &&
 		    protocol==cp->protocol) {
 			/* HIT */
 			atomic_inc(&cp->refcnt);