diff --git a/ap/project/zx297520v3/prj_vehicle_dc_ref/fs/normal/rootfs/etc/rc b/ap/project/zx297520v3/prj_vehicle_dc_ref/fs/normal/rootfs/etc/rc
index ae9328b..e60ab5d 100755
--- a/ap/project/zx297520v3/prj_vehicle_dc_ref/fs/normal/rootfs/etc/rc
+++ b/ap/project/zx297520v3/prj_vehicle_dc_ref/fs/normal/rootfs/etc/rc
@@ -292,3 +292,9 @@
 
 cat /tmp/nvro_check.txt
 
+rndis_ip_map=`cat /sys/class/lynq_nv_cfg/cdev_lynq_nv_cfg/rndis_ip_map`
+if [ "$rndis_ip_map" == "1" ];then
+    iptables -t nat -A PREROUTING -s 192.168.225.10 -d 192.168.225.1 -j DNAT --to-destination 192.168.225.2
+    iptables -t nat -A POSTROUTING -s 192.168.225.2 -d 192.168.225.10 -j SNAT --to-source 192.168.225.1
+fi
+