diff --git a/config.json b/config.json
index 0611624..047bc4a 100644
--- a/config.json
+++ b/config.json
@@ -1,12 +1,7 @@
-{
-    "server":["127.0.0.1"],
-    "server_port":8388,
-    "local_port":1080,
-    "password":"barfoo!",
-    "port_password": {
-        "8388": "barfoo!",
-        "8387": "foobar!"
-    },
-    "timeout":60,
-    "cache_enctable":false
-}
+{
+    "server":"127.0.0.1",
+    "server_port":8388,
+    "local_port":1080,
+    "password":"barfoo!",
+    "timeout":60
+}
diff --git a/sample-config/client-multi-server.json b/sample-config/client-multi-server.json
new file mode 100644
index 0000000..0a16c62
--- /dev/null
+++ b/sample-config/client-multi-server.json
@@ -0,0 +1,7 @@
+{
+	"local_port":1081,
+	"server_password": {
+		"127.0.0.1:8387": "foobar",
+		"127.0.0.1:8388": "barfoo"
+	}
+}
diff --git a/sample-config/server-multi-port.json b/sample-config/server-multi-port.json
new file mode 100644
index 0000000..be8db6c
--- /dev/null
+++ b/sample-config/server-multi-port.json
@@ -0,0 +1,8 @@
+{
+	"port_password": {
+		"8387": "foobar",
+		"8388": "barfoo"
+	},
+	"timeout": 60,
+	"cache_enctable": true
+}