Index: avahi-daemon/main.c
===================================================================
--- avahi-daemon/main.c	(revision 1781)
+++ avahi-daemon/main.c	(working copy)
@@ -601,6 +601,14 @@
                     }
                 }
 #endif
+		else if (strcasecmp(p->key, "bind-ipv4") == 0) {
+			if (inet_pton(AF_INET, p->value, &(c->server_config.bind_ipv4)) < 0) 
+				avahi_log_error("Invalid address \"%s\" for key \"%s\" in group \"%s\"\n", p->value, p->key, g->name);
+			}
+		else if (strcasecmp(p->key, "bind-ipv6") == 0) {
+			if (inet_pton(AF_INET6, p->value, &(c->server_config.bind_ipv6)) < 0) 
+				avahi_log_error("Invalid address \"%s\" for key \"%s\" in group \"%s\"\n", p->value, p->key, g->name);
+			}
                 else {
                     avahi_log_error("Invalid configuration key \"%s\" in group \"%s\"\n", p->key, g->name);
                     goto finish;
Index: avahi-core/wide-area.c
===================================================================
--- avahi-core/wide-area.c	(revision 1781)
+++ avahi-core/wide-area.c	(working copy)
@@ -579,8 +579,8 @@
     e->cleanup_dead = 0;
 
     /* Create sockets */
-    e->fd_ipv4 = s->config.use_ipv4 ? avahi_open_unicast_socket_ipv4() : -1;
-    e->fd_ipv6 = s->config.use_ipv6 ? avahi_open_unicast_socket_ipv6() : -1;
+    e->fd_ipv4 = s->config.use_ipv4 ? avahi_open_unicast_socket_ipv4(&(s->config.bind_ipv4)) : -1;
+    e->fd_ipv6 = s->config.use_ipv6 ? avahi_open_unicast_socket_ipv6(&(s->config.bind_ipv6)) : -1;
 
     if (e->fd_ipv4 < 0 && e->fd_ipv6 < 0) {
         avahi_log_error(__FILE__": Failed to create wide area sockets: %s", strerror(errno));
Index: avahi-core/core.h
===================================================================
--- avahi-core/core.h	(revision 1781)
+++ avahi-core/core.h	(working copy)
@@ -46,7 +46,9 @@
     char *host_name;                  /**< Default host name. If left empty defaults to the result of gethostname(2) of the libc */
     char *domain_name;                /**< Default domain name. If left empty defaults to .local */
     int use_ipv4;                     /**< Enable IPv4 support */
+    AvahiIPv4Address bind_ipv4;       /**< Bind to a specific IPv4 address */
     int use_ipv6;                     /**< Enable IPv6 support */
+    AvahiIPv6Address bind_ipv6;       /**< Bind to a specific IPv6 address */
     int publish_hinfo;                /**< Register a HINFO record for the host containing the local OS and CPU type */
     int publish_addresses;            /**< Register A, AAAA and PTR records for all local IP addresses */
     int publish_workstation;          /**< Register a _workstation._tcp service */
Index: avahi-core/server.c
===================================================================
--- avahi-core/server.c	(revision 1781)
+++ avahi-core/server.c	(working copy)
@@ -1314,8 +1314,8 @@
 static int setup_sockets(AvahiServer *s) {
     assert(s);
     
-    s->fd_ipv4 = s->config.use_ipv4 ? avahi_open_socket_ipv4(s->config.disallow_other_stacks) : -1;
-    s->fd_ipv6 = s->config.use_ipv6 ? avahi_open_socket_ipv6(s->config.disallow_other_stacks) : -1;
+    s->fd_ipv4 = s->config.use_ipv4 ? avahi_open_socket_ipv4(&(s->config.bind_ipv4), s->config.disallow_other_stacks) : -1;
+    s->fd_ipv6 = s->config.use_ipv6 ? avahi_open_socket_ipv6(&(s->config.bind_ipv6), s->config.disallow_other_stacks) : -1;
     
     if (s->fd_ipv6 < 0 && s->fd_ipv4 < 0)
         return AVAHI_ERR_NO_NETWORK;
@@ -1325,8 +1325,8 @@
     else if (s->fd_ipv6 < 0 && s->config.use_ipv6)
         avahi_log_notice("Failed to create IPv6 socket, proceeding in IPv4 only mode");
 
-    s->fd_legacy_unicast_ipv4 = s->fd_ipv4 >= 0 && s->config.enable_reflector ? avahi_open_unicast_socket_ipv4() : -1;
-    s->fd_legacy_unicast_ipv6 = s->fd_ipv6 >= 0 && s->config.enable_reflector ? avahi_open_unicast_socket_ipv6() : -1;
+    s->fd_legacy_unicast_ipv4 = s->fd_ipv4 >= 0 && s->config.enable_reflector ? avahi_open_unicast_socket_ipv4(&(s->config.bind_ipv4)) : -1;
+    s->fd_legacy_unicast_ipv6 = s->fd_ipv6 >= 0 && s->config.enable_reflector ? avahi_open_unicast_socket_ipv6(&(s->config.bind_ipv6)) : -1;
     
     s->watch_ipv4 =
         s->watch_ipv6 =
@@ -1561,7 +1561,9 @@
 
     memset(c, 0, sizeof(AvahiServerConfig));
     c->use_ipv6 = 1;
+    inet_pton(AF_INET6, "::", &(c->bind_ipv6));
     c->use_ipv4 = 1;
+    inet_pton(AF_INET, "0.0.0.0", &(c->bind_ipv4));
     c->host_name = NULL;
     c->domain_name = NULL;
     c->check_response_ttl = 0;
Index: avahi-core/socket.c
===================================================================
--- avahi-core/socket.c	(revision 1781)
+++ avahi-core/socket.c	(working copy)
@@ -309,7 +309,7 @@
     return 0;
 }
 
-int avahi_open_socket_ipv4(int no_reuse) {
+int avahi_open_socket_ipv4(AvahiIPv4Address *bind_ipv4, int no_reuse) {
     struct sockaddr_in local;
     int fd = -1, r, ittl;
     uint8_t ttl, cyes;
@@ -338,8 +338,7 @@
     }
 
     memset(&local, 0, sizeof(local));
-    local.sin_family = AF_INET;
-    local.sin_port = htons(AVAHI_MDNS_PORT);
+    ipv4_address_to_sockaddr(&local, bind_ipv4, AVAHI_MDNS_PORT);
 
     if (no_reuse)
         r = bind(fd, (struct sockaddr*) &local, sizeof(local));
@@ -371,7 +370,7 @@
     return -1;
 }
 
-int avahi_open_socket_ipv6(int no_reuse) {
+int avahi_open_socket_ipv6(AvahiIPv6Address *bind_ipv6, int no_reuse) {
     struct sockaddr_in6 sa, local;
     int fd = -1, yes, r;
     int ttl;
@@ -408,8 +407,7 @@
     }
 
     memset(&local, 0, sizeof(local));
-    local.sin6_family = AF_INET6;
-    local.sin6_port = htons(AVAHI_MDNS_PORT);
+    ipv6_address_to_sockaddr(&local, bind_ipv6, AVAHI_MDNS_PORT); 
 
     if (no_reuse)
         r = bind(fd, (struct sockaddr*) &local, sizeof(local));
@@ -893,7 +891,7 @@
     return NULL;
 }
 
-int avahi_open_unicast_socket_ipv4(void) {
+int avahi_open_unicast_socket_ipv4(AvahiIPv4Address *bind_ipv4) {
     struct sockaddr_in local;
     int fd = -1;
 
@@ -903,7 +901,7 @@
     }
 
     memset(&local, 0, sizeof(local));
-    local.sin_family = AF_INET;
+    ipv4_address_to_sockaddr(&local, bind_ipv4, 0);
 
     if (bind(fd, (struct sockaddr*) &local, sizeof(local)) < 0) {
         avahi_log_warn("bind() failed: %s", strerror(errno));
@@ -933,7 +931,7 @@
     return -1;
 }
 
-int avahi_open_unicast_socket_ipv6(void) {
+int avahi_open_unicast_socket_ipv6(AvahiIPv6Address *bind_ipv6) {
     struct sockaddr_in6 local;
     int fd = -1, yes;
 
@@ -949,7 +947,7 @@
     }
 
     memset(&local, 0, sizeof(local));
-    local.sin6_family = AF_INET6;
+    ipv6_address_to_sockaddr(&local, bind_ipv6, 0); 
 
     if (bind(fd, (struct sockaddr*) &local, sizeof(local)) < 0) {
         avahi_log_warn("bind() failed: %s", strerror(errno));
Index: avahi-core/socket.h
===================================================================
--- avahi-core/socket.h	(revision 1781)
+++ avahi-core/socket.h	(working copy)
@@ -31,11 +31,11 @@
 #define AVAHI_IPV4_MCAST_GROUP "224.0.0.251"
 #define AVAHI_IPV6_MCAST_GROUP "ff02::fb"
 
-int avahi_open_socket_ipv4(int no_reuse);
-int avahi_open_socket_ipv6(int no_reuse);
+int avahi_open_socket_ipv4(AvahiIPv4Address *bind_ipv4, int no_reuse);
+int avahi_open_socket_ipv6(AvahiIPv6Address *bind_ipv6, int no_reuse);
 
-int avahi_open_unicast_socket_ipv4(void);
-int avahi_open_unicast_socket_ipv6(void);
+int avahi_open_unicast_socket_ipv4(AvahiIPv4Address *bind_ipv4);
+int avahi_open_unicast_socket_ipv6(AvahiIPv6Address *bind_ipv6);
 
 int avahi_send_dns_packet_ipv4(int fd, AvahiIfIndex iface, AvahiDnsPacket *p, const AvahiIPv4Address *src_address, const AvahiIPv4Address *dst_address, uint16_t dst_port);
 int avahi_send_dns_packet_ipv6(int fd, AvahiIfIndex iface, AvahiDnsPacket *p, const AvahiIPv6Address *src_address, const AvahiIPv6Address *dst_address, uint16_t dst_port);