diff --git a/conf/google.conf b/conf/google.conf
new file mode 100644
index 0000000..2b2e238
--- /dev/null
+++ b/conf/google.conf
@@ -0,0 +1,11 @@
+address=/google-analytics.com/google.com/216.239.32.6
+address=/checkout.google.com/74.125.20.115
+address=/accounts.google.com/74.125.21.84
+address=/mail.google.com/74.125.70.17
+address=/.mail.google.com/74.125.22.189
+address=/.googleusercontent.com/.ggpht.com/74.125.22.133
+address=/.gstatic.com/173.194.37.207
+address=/.googleapis.com/74.125.205.95
+address=/appspot.com/74.125.26.141
+address=/googlecode.com/74.125.26.82
+address=/google.com.hk/119.81.142.202
diff --git a/sbin/hdns.sh b/sbin/hdns.sh
new file mode 100755
index 0000000..f5d9073
--- /dev/null
+++ b/sbin/hdns.sh
@@ -0,0 +1,52 @@
+#!/bin/sh
+
+config="/system/conf/dnsmasq.conf";
+hdnsconf="conf-dir=/data/apps/hdns/conf";
+
+initconfig()
+{
+    /bin/sed -ie "/address=\/modouwifi.net/d" $config;
+    toip=`nvram_get 2860 lan_ipaddr`;
+    strategy="address=/modouwifi.net/$toip";
+    /system/sbin/writesys.sh;
+    echo $strategy > $config;
+    echo $hdnsconf >> $config;
+    /system/sbin/writesys.sh close;
+}
+
+dnsstop()
+{
+    pid=`/bin/ps|grep dnsmasq|grep -v grep|awk '{print $1}'`;
+    if [ "$pid" != "" ]; then
+        /bin/kill $pid;
+    else
+        /usr/bin/killall dnsmasq;
+    fi
+}
+
+dnsstart()
+{
+    initconfig;
+    dnsstop;
+    /bin/dnsmasq -C "$config" &
+}
+
+# main
+if [ $# -lt 1 ]; then
+    echo "ERROR: action missing";
+    echo "syntax: dns.sh <start|stop|restart>";
+    echo "example: dns.sh start or dns.sh stop"
+fi
+
+if [ "$1" == "start" ]; then
+    dnsstart;
+fi
+
+if [ "$1" == "stop" ]; then
+    dnsstop;
+    exit $?;
+fi
+
+if [ "$1" == "restart" ]; then
+    dnsstart;
+fi