diff --git a/entrypoint.sh b/entrypoint.sh
index 78a3e6f..c188d82 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -12,6 +12,7 @@ SOURCE=$PROXY
 TARGET=$TARGET
 DOMAIN=$DOMAIN
 LOCATION=$LOCATION
+ALLOWED_NETWORKS=$ALLOWED_NETWORKS
 PORT=$PORT
 PUBLIC_PROXY_PATH=$PUBLIC_PROXY_PATH
 SMARTHOST_PROXY_PATH=$SMARTHOST_PROXY_PATH
@@ -142,19 +143,23 @@ name_resolver() {
 
 if [ ! -z "$SOURCE" ]; then 
 	for i in $(echo $SOURCE) ; do
-		name_resolver $i;
-		debug "source ip is $APP_IP";
-		if [[ -z "$APP_IP" ]]; then
-			debug "No any IP address found for SOURCE: $SOURCE, try again to resolv";
+		if [[ $i =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+			SOURCE_IP=$i;
+		else
 			name_resolver $i;
-			debug "Source ip is $APP_IP";
-			
+			debug "source ip is $APP_IP";
 			if [[ -z "$APP_IP" ]]; then
-				debug "No any IP address found for SOURCE: $SOURCE, giving up";
-				exit;
+				debug "No any IP address found for SOURCE: $SOURCE, try again to resolv";
+				name_resolver $i;
+				debug "Source ip is $APP_IP";
+				
+				if [[ -z "$APP_IP" ]]; then
+					debug "No any IP address found for SOURCE: $SOURCE, giving up";
+					exit;
+				fi
 			fi
+			SOURCE_IP=$APP_IP;
 		fi
-		SOURCE_IP=$APP_IP;
 	done
 else
 	debug "SOURCE is empty";
@@ -250,7 +255,7 @@ if [ "$SMARTHOST_PROXY_PATH" != "" ]; then
 				"LOCAL_PATH": "'$LOCATION'",
 				"LOCAL_NAME": "'$TARGET_IP'",
 				"LOCAL_PORT": "'$PORT'",
-				"LOCAL_ALLOWED_NETWORK": ""
+				"LOCAL_ALLOWED_NETWORK": "'$ALLOWED_NETWORKS'"
 			} ]
 			';
 		else