diff --git a/config/etc/default/restconf.yaml b/config/etc/default/restconf.yaml
index bd9e658b..cf274876 100644
--- a/config/etc/default/restconf.yaml
+++ b/config/etc/default/restconf.yaml
@@ -73,7 +73,7 @@ mml:
   port2: 5002
   sleep: 200
   deadLine: 10
-  sizeRow: 100
+  sizeRow: 600
   sizeCol: 128
   bufferSize: 65535
   user: admin
diff --git a/features/mml/mml.go b/features/mml/mml.go
index 1df4fcae..04417737 100644
--- a/features/mml/mml.go
+++ b/features/mml/mml.go
@@ -54,8 +54,8 @@ var (
 var (
 	TIME_DELAY_AFTER_WRITE time.Duration = 200
 	TIME_DEAD_LINE         time.Duration = 10
-	WIN_ROW_SIZE           byte          = 100
-	WIN_COL_SIZE           byte          = 100
+	WIN_ROW_SIZE           int16         = 200
+	WIN_COL_SIZE           int16         = 120
 	BUFFER_SIZE            int           = 65535
 )
 
@@ -118,9 +118,15 @@ func PostMML2ToNF(w http.ResponseWriter, r *http.Request) {
 		// 	services.ResponseWithJson(w, http.StatusOK, response)
 		// 	return
 		// }
+
 		// 发送窗口大小设置命令
-		conn.Write([]byte{255, 251, 31})                                             // 发送WILL WINDOW SIZE
-		conn.Write([]byte{255, 250, 31, 0, WIN_ROW_SIZE, 0, WIN_COL_SIZE, 255, 240}) // 发送设置 WINDOW SIZE
+		conn.Write([]byte{255, 251, 31}) // 发送WILL WINDOW SIZE
+		conn.Write([]byte{
+			255, 250, 31,
+			byte(WIN_COL_SIZE >> 8), byte(WIN_COL_SIZE & 0xFF),
+			byte(WIN_ROW_SIZE >> 8), byte(WIN_ROW_SIZE & 0xFF),
+			255, 240,
+		}) // 发送设置 WINDOW SIZE
 
 		conn.SetDeadline(time.Now().Add(TIME_DEAD_LINE * time.Second))
 		loginStr := fmt.Sprintf("%s\n%s\n", config.GetYamlConfig().MML.User, config.GetYamlConfig().MML.Password)
diff --git a/restagent/config/config.go b/restagent/config/config.go
index 181cbefd..59585c83 100644
--- a/restagent/config/config.go
+++ b/restagent/config/config.go
@@ -177,8 +177,8 @@ type MMLParam struct {
 	Port2      int    `yaml:"port2"`
 	Sleep      int64  `yaml:"sleep"`
 	DeadLine   int64  `yaml:"deadLine"`
-	SizeRow    byte   `yaml:"sizeRow"`
-	SizeCol    byte   `yaml:"sizeCol"`
+	SizeRow    int16  `yaml:"sizeRow"`
+	SizeCol    int16  `yaml:"sizeCol"`
 	BufferSize int    `yaml:"bufferSize"`
 	User       string `yaml:"user"`
 	Password   string `ymal:"password"`
@@ -226,8 +226,8 @@ func NewYamlConfig() YamlConfig {
 			ConnParam: "charset=utf8mb4&collation=utf8mb4_general_ci&parseTime=True&interpolateParams=True",
 		},
 		MML: MMLParam{
-			SizeRow:    100,
-			SizeCol:    128,
+			SizeRow:    200,
+			SizeCol:    120,
 			BufferSize: 65535,
 		},
 		Alarm: AlarmConfig{
diff --git a/restagent/etc/restconf-t.yaml b/restagent/etc/restconf-t.yaml
index 223e2cb5..9b447119 100644
--- a/restagent/etc/restconf-t.yaml
+++ b/restagent/etc/restconf-t.yaml
@@ -73,7 +73,7 @@ mml:
   port2: 5002
   sleep: 200
   deadLine: 10
-  sizeRow: 100
+  sizeRow: 600
   sizeCol: 128
   bufferSize: 65535
   user: admin