diff --git a/components/net/netdev/src/netdev.c b/components/net/netdev/src/netdev.c
index f121f52c1946c791c90c620b5e4825708aa3e860..f478a36516443aa3d60da583d83e4312467cccec 100644
--- a/components/net/netdev/src/netdev.c
+++ b/components/net/netdev/src/netdev.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2021, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -1008,6 +1008,12 @@ static void netdev_set_if(char* netdev_name, char* ip_addr, char* gw_addr, char*
         return;
     }
 
+    /*auto close DHCP*/
+    if (netdev_is_dhcp_enabled(netdev))
+    {
+        netdev_dhcp_enabled(netdev, 0);
+    }
+
     /* set IP address */
     if ((ip_addr != RT_NULL) && inet_aton(ip_addr, &addr))
     {
@@ -1033,6 +1039,16 @@ int netdev_ifconfig(int argc, char **argv)
     {
         netdev_list_if();
     }
+    else if (argc == 3)
+    {
+        if (!strcmp(argv[2], "dhcp"))
+        {
+            struct netdev *netdev = RT_NULL;
+            netdev = netdev_get_by_name(argv[1]);
+            rt_kprintf("config : %s func : DHCP ON\n", argv[1]);
+            netdev_dhcp_enabled(netdev, 1);
+        }
+    }
     else if (argc == 5)
     {
         rt_kprintf("config : %s\n", argv[1]);
@@ -1044,6 +1060,7 @@ int netdev_ifconfig(int argc, char **argv)
     else
     {
         rt_kprintf("bad parameter! e.g: ifconfig e0 192.168.1.30 192.168.1.1 255.255.255.0\n");
+        rt_kprintf("bad parameter! e.g: ifconfig e0 dhcp \n");
     }
 
     return 0;