diff --git a/mcu/interface/service/tcpip/tcpip_struct.h b/mcu/interface/service/tcpip/tcpip_struct.h
index 6d01b15..5c10bee 100755
--- a/mcu/interface/service/tcpip/tcpip_struct.h
+++ b/mcu/interface/service/tcpip/tcpip_struct.h
@@ -396,6 +396,22 @@
     kal_uint32 netif_id;
 } stkbrg_ra_process_ind_struct;
 
+typedef struct _stkbrg_dhcp_ready_ind_struct{
+    LOCAL_PARA_HDR
+    kal_uint32 netif_id;
+    kal_uint32 stk_id;
+    void *ctx;
+    kal_uint32 addr;
+    kal_uint32 interface_id;
+    kal_int32  mtu;
+} stkbrg_dhcp_ready_ind_struct;
+
+typedef struct _stkbrg_dhcp_stop_ind_struct{
+    LOCAL_PARA_HDR
+    kal_uint32 netif_id;
+    kal_uint32 stk_id;
+} stkbrg_dhcp_stop_ind_struct;
+
 /*******************************************************************************/
 /* Type define */
 typedef d2cm_stkbrg_glbaddr_struct stkbrg_glbaddr_struct_t;