diff --git a/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_tcp_demo.c b/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_tcp_demo.c
index 1a5fd37bc..2bb6bb601 100755
--- a/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_tcp_demo.c
+++ b/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_tcp_demo.c
@@ -119,7 +119,7 @@ void LwipTcpSendTest(int argc, char *argv[])
     sys_thread_new("tcp send", LwipTcpSendTask, &param, LWIP_TASK_STACK_SIZE, LWIP_DEMO_TASK_PRIO);
 }
 
-SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0) | SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN) | SHELL_CMD_PARAM_NUM(3),
+SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0) | SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN) | SHELL_CMD_PARAM_NUM(5),
      TCPSend, LwipTcpSendTest, TCPSend msg [ip:port [num [interval]]]);
 
 void LwipTcpRecvTest(void)
diff --git a/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_udp_demo.c b/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_udp_demo.c
index cc41a965e..c0dd98571 100755
--- a/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_udp_demo.c
+++ b/Ubiquitous/XiZi_IIoT/resources/ethernet/cmd_lwip/lwip_udp_demo.c
@@ -103,7 +103,7 @@ void *LwipUdpSendTest(int argc, char *argv[])
     } else {
         strncpy(udp_demo_msg, argv[1], strlen(argv[1]));
         strncat(udp_demo_msg, "\r\n", 3);
-        if(argc == 3) {
+        if(argc >= 3) {
             sscanf(argv[2], "%d.%d.%d.%d:%d", &udp_server_ip[0], &udp_server_ip[1], &udp_server_ip[2], &udp_server_ip[3], &udp_server_port);
         }
         if(argc > 3) {