[Feature][ZXW-41] merged 0601 version

Change-Id: I667af6bb09d65581d455b73f8984c160b2c67ad8
diff --git a/ap/app/Script/scripts/ppp_updown.sh b/ap/app/Script/scripts/ppp_updown.sh
index 7425a33..f36ea86 100755
--- a/ap/app/Script/scripts/ppp_updown.sh
+++ b/ap/app/Script/scripts/ppp_updown.sh
@@ -95,7 +95,7 @@
 	#±¾µØÍøÂçÅäÖÃ
     iptables -t nat -I POSTROUTING -s $ps_ip -o $ps_if -j SNAT --to $pdp_ip
     
-	route_info=`route|grep default`
+	route_info=`ip route|grep default`
 	
 	if [ "$route_info" == "" ];then
 		route add default dev $ps_if