+int connman_inet_set_mtu(int index, int mtu);
+int connman_inet_setup_tunnel(char *tunnel, int mtu);
+int connman_inet_create_tunnel(char **iface);
+int connman_inet_get_dest_addr(int index, char **dest);
+int connman_inet_ipv6_get_dest_addr(int index, char **dest);
+int connman_inet_check_ipaddress(const char *host);
+bool connman_inet_check_hostname(const char *ptr, size_t len);
+bool connman_inet_is_ipv6_supported();
+
+#if defined TIZEN_EXT_WIFI_MESH
+char *connman_inet_ifaddr(const char *name);
+char *connman_inet_ifname2addr(const char *name);
+#endif
+