diff -ur keepalived-1.1.19.v6.neighbor.advertisement/keepalived/include/vrrp_ipaddress.h keepalived-1.1.19.v6.neighbor.advertisement.routerflag/keepalived/include/vrrp_ipaddress.h
--- keepalived-1.1.19.v6.neighbor.advertisement/keepalived/include/vrrp_ipaddress.h	2010-04-14 14:02:14.485498149 +0200
+++ keepalived-1.1.19.v6.neighbor.advertisement.routerflag/keepalived/include/vrrp_ipaddress.h	2010-04-16 13:55:17.228645812 +0200
@@ -35,10 +35,13 @@
 #include "list.h"
 #include "vector.h"
 
+
+
 /* types definition */
 typedef struct {
 	uint32_t addr;		/* the ip address */
         struct in6_addr addrv6; /* the ip v6 address */
+	int ngbadv_router;	/* Flag for neighbor advertissment */
 	uint32_t broadcast;	/* the broadcast address */
 	uint8_t mask;		/* the ip address CIDR netmask */
 	int ifindex;		/* Interface index owning IP address */
diff -ur keepalived-1.1.19.v6.neighbor.advertisement/keepalived/vrrp/vrrp_icmp6.c keepalived-1.1.19.v6.neighbor.advertisement.routerflag/keepalived/vrrp/vrrp_icmp6.c
--- keepalived-1.1.19.v6.neighbor.advertisement/keepalived/vrrp/vrrp_icmp6.c	2010-04-14 14:03:27.250526043 +0200
+++ keepalived-1.1.19.v6.neighbor.advertisement.routerflag/keepalived/vrrp/vrrp_icmp6.c	2010-04-16 13:57:02.644918484 +0200
@@ -118,6 +118,8 @@
 	/* ICMP6 */
 	icmp6->type = 136;
 	icmp6->override = 1;
+	if ( ipaddress->ngbadv_router )
+		icmp6->router = 1;
 	memcpy(&icmp6->target, &ipaddress->addrv6, sizeof(struct in6_addr));
 	icmp6->opt_header[0] = 2;
 	icmp6->opt_header[1] = 1;
diff -ur keepalived-1.1.19.v6.neighbor.advertisement/keepalived/vrrp/vrrp_ipaddress.c keepalived-1.1.19.v6.neighbor.advertisement.routerflag/keepalived/vrrp/vrrp_ipaddress.c
--- keepalived-1.1.19.v6.neighbor.advertisement/keepalived/vrrp/vrrp_ipaddress.c	2010-04-14 14:02:14.493498049 +0200
+++ keepalived-1.1.19.v6.neighbor.advertisement.routerflag/keepalived/vrrp/vrrp_ipaddress.c	2010-04-16 13:56:28.316644215 +0200
@@ -159,6 +159,8 @@
 		} else if (!strcmp(str, "label")) {
 			new->label = MALLOC(IFNAMSIZ);
 			strncpy(new->label, VECTOR_SLOT(strvec, ++i), IFNAMSIZ);
+		} else if (!strcmp(str, "router")) {
+			new->ngbadv_router = 1;
 		} else {
 			char *p;