diff --git a/asterisk-1.8.x-mod/files/asterisk.init b/asterisk-1.8.x-mod/files/asterisk.init
index ab1807551..487fcb69d 100644
--- a/asterisk-1.8.x-mod/files/asterisk.init
+++ b/asterisk-1.8.x-mod/files/asterisk.init
@@ -24,6 +24,7 @@ init_asterisk() {
 		network_get_ipaddr ip "$bindintf"
 		while [ "$ip" == "" ]; do
 			sleep 1
+			network_flush_cache
 			network_get_ipaddr ip "$bindintf"
 		done
 	fi