diff --git a/Makefile b/Makefile
index 407db739..769eaa37 100644
--- a/Makefile
+++ b/Makefile
@@ -33,9 +33,9 @@ gotest:
 	go test -v ./utils/...
 
 alltest: gotest
-	cd ./test && ./run_test.sh && cd -
+	cd ./tests && ./run_test.sh && cd -
 	go test -v ./tests/...
-	cd ./test && ./clean_test.sh && cd -
+	cd ./tests && ./clean_test.sh && cd -
 
 clean:
 	rm -f ./bin/frpc
diff --git a/Makefile.cross-compiles b/Makefile.cross-compiles
index 196ea7f2..b749fbbc 100644
--- a/Makefile.cross-compiles
+++ b/Makefile.cross-compiles
@@ -1,28 +1,29 @@
 export PATH := $(GOPATH)/bin:$(PATH)
 export GO15VENDOREXPERIMENT := 1
+LDFLAGS := -s -w
 
 all: build
 
 build: app
 
 app:
-    env CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -o ./frpc_darwin_amd64 ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -o ./frps_darwin_amd64 ./cmd/frps
-    env CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -o ./frpc_linux_386 ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -o ./frps_linux_386 ./cmd/frps
-    env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o ./frpc_linux_amd64 ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o ./frps_linux_amd64 ./cmd/frps
-    env CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -o ./frpc_linux_arm ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -o ./frps_linux_arm ./cmd/frps
-    env CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -o ./frpc_windows_386.exe ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -o ./frps_windows_386.exe ./cmd/frps
-    env CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -o ./frpc_windows_amd64.exe ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -o ./frps_windows_amd64.exe ./cmd/frps
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mips64 go build -o ./frpc_linux_mips64 ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mips64 go build -o ./frps_linux_mips64 ./cmd/frps
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mips64le go build -o ./frpc_linux_mips64le ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mips64le go build -o ./frps_linux_mips64le ./cmd/frps
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mips go build -o ./frpc_linux_mips ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mips go build -o ./frps_linux_mips ./cmd/frps
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mipsle go build -o ./frpc_linux_mipsle ./cmd/frpc
-    env CGO_ENABLED=0 GOOS=linux GOARCH=mipsle go build -o ./frps_linux_mipsle ./cmd/frps
+	env CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./frpc_darwin_amd64 ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./frps_darwin_amd64 ./cmd/frps
+	env CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./frpc_linux_386 ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./frps_linux_386 ./cmd/frps
+	env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./frpc_linux_amd64 ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./frps_linux_amd64 ./cmd/frps
+	env CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -ldflags "$(LDFLAGS)" -o ./frpc_linux_arm ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -ldflags "$(LDFLAGS)" -o ./frps_linux_arm ./cmd/frps
+	env CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./frpc_windows_386.exe ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./frps_windows_386.exe ./cmd/frps
+	env CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./frpc_windows_amd64.exe ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./frps_windows_amd64.exe ./cmd/frps
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64 go build -ldflags "$(LDFLAGS)" -o ./frpc_linux_mips64 ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64 go build -ldflags "$(LDFLAGS)" -o ./frps_linux_mips64 ./cmd/frps
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64le go build -ldflags "$(LDFLAGS)" -o ./frpc_linux_mips64le ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64le go build -ldflags "$(LDFLAGS)" -o ./frps_linux_mips64le ./cmd/frps
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips go build -o -ldflags "$(LDFLAGS)" ./frpc_linux_mips ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips go build -o -ldflags "$(LDFLAGS)" ./frps_linux_mips ./cmd/frps
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mipsle go build -o -ldflags "$(LDFLAGS)" ./frpc_linux_mipsle ./cmd/frpc
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mipsle go build -o -ldflags "$(LDFLAGS)" ./frps_linux_mipsle ./cmd/frps
diff --git a/tests/conf/auto_test_frpc.ini b/tests/conf/auto_test_frpc.ini
index 19e34175..8bdc44b2 100644
--- a/tests/conf/auto_test_frpc.ini
+++ b/tests/conf/auto_test_frpc.ini
@@ -21,3 +21,9 @@ local_port = 10702
 use_encryption = true
 use_compression = true
 custom_domains = 127.0.0.1
+
+[udp]
+type = udp
+local_ip = 127.0.0.1
+local_port = 10703
+remote_port = 10712
diff --git a/tests/echo_server.go b/tests/echo_server.go
index 3b22c46f..82df23ce 100644
--- a/tests/echo_server.go
+++ b/tests/echo_server.go
@@ -26,6 +26,24 @@ func StartEchoServer() {
 	}
 }
 
+func StartUdpEchoServer() {
+	l, err := net.ListenUDP("127.0.0.1", 10703)
+	if err != nil {
+		fmt.Printf("udp echo server listen error: %v\n", err)
+		return
+	}
+
+	for {
+		c, err := l.Accept()
+		if err != nil {
+			fmt.Printf("udp echo server accept error: %v\n", err)
+			return
+		}
+
+		go echoWorker(c)
+	}
+}
+
 func echoWorker(c net.Conn) {
 	br := bufio.NewReader(c)
 	for {
diff --git a/tests/func_test.go b/tests/func_test.go
index 6c1422a6..b2ad7645 100644
--- a/tests/func_test.go
+++ b/tests/func_test.go
@@ -2,18 +2,21 @@ package tests
 
 import (
 	"bufio"
+	"bytes"
 	"fmt"
 	"io/ioutil"
+	"net"
 	"net/http"
 	"strings"
 	"testing"
 	"time"
 
-	"github.com/fatedier/frp/utils/net"
+	frpNet "github.com/fatedier/frp/utils/net"
 )
 
 var (
 	ECHO_PORT     int64  = 10711
+	UDP_ECHO_PORT int64  = 10712
 	HTTP_PORT     int64  = 10710
 	ECHO_TEST_STR string = "Hello World\n"
 	HTTP_RES_STR  string = "Hello World"
@@ -21,12 +24,13 @@ var (
 
 func init() {
 	go StartEchoServer()
+	go StartUdpEchoServer()
 	go StartHttpServer()
 	time.Sleep(500 * time.Millisecond)
 }
 
 func TestEchoServer(t *testing.T) {
-	c, err := net.ConnectTcpServer(fmt.Sprintf("127.0.0.1:%d", ECHO_PORT))
+	c, err := frpNet.ConnectTcpServer(fmt.Sprintf("127.0.0.1:%d", ECHO_PORT))
 	if err != nil {
 		t.Fatalf("connect to echo server error: %v", err)
 	}
@@ -66,3 +70,28 @@ func TestHttpServer(t *testing.T) {
 		t.Fatalf("http code from http server error [%d]", res.StatusCode)
 	}
 }
+
+func TestUdpEchoServer(t *testing.T) {
+	addr, err := net.ResolveUDPAddr("udp", "127.0.0.1:10712")
+	if err != nil {
+		t.Fatalf("do udp request error: %v", err)
+	}
+	conn, err := net.DialUDP("udp", nil, addr)
+	if err != nil {
+		t.Fatalf("dial udp server error: %v", err)
+	}
+	defer conn.Close()
+	_, err = conn.Write([]byte("hello frp\n"))
+	if err != nil {
+		t.Fatalf("write to udp server error: %v", err)
+	}
+	data := make([]byte, 20)
+	n, err := conn.Read(data)
+	if err != nil {
+		t.Fatalf("read from udp server error: %v", err)
+	}
+
+	if string(bytes.TrimSpace(data[:n])) != "hello frp" {
+		t.Fatalf("message got from udp server error, get %s", string(data[:n-1]))
+	}
+}
diff --git a/tests/run_test.sh b/tests/run_test.sh
index cc171f77..5ef490a6 100755
--- a/tests/run_test.sh
+++ b/tests/run_test.sh
@@ -1,34 +1,8 @@
 #!/bin/bash
 
-./bin/echo_server &
-./bin/http_server &
 ./../bin/frps -c ./conf/auto_test_frps.ini &
 sleep 1
 ./../bin/frpc -c ./conf/auto_test_frpc.ini &
 
 # wait until proxies are connected
-for((i=1; i<15; i++))
-do
-    sleep 1
-    str=`ss -ant|grep 10700|grep LISTEN`
-    if [ -z "${str}" ]; then
-        echo "wait"
-        continue
-    fi
-
-    str=`ss -ant|grep 10710|grep LISTEN`
-    if [ -z "${str}" ]; then
-        echo "wait"
-        continue
-    fi
-
-    str=`ss -ant|grep 10711|grep LISTEN`
-    if [ -z "${str}" ]; then
-        echo "wait"
-        continue
-    fi
-
-    break
-done
-
-sleep 1
+sleep 2