diff --git a/ap/app/msg_test/msgsnd.c b/ap/app/msg_test/msgsnd.c
new file mode 100755
index 0000000..6c5a5f0
--- /dev/null
+++ b/ap/app/msg_test/msgsnd.c
@@ -0,0 +1,22 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/ipc.h>
+#include <sys/msg.h>
+// structure for message queue
+struct msg_buffer {
+   long msg_type;
+   char msg[100];
+} message;
+main(int argc,char *argv[]) {
+   key_t my_key;
+   int msg_id;
+   int ret;
+   my_key = atoi(argv[1]); //create unique key
+   msg_id = msgget(my_key, 0666 | IPC_CREAT); //create message queue and return id
+   printf("Message id: %d\n", msg_id);
+   message.msg_type = 1;
+   printf("Write Message : ");
+   fgets(message.msg, 100, stdin);
+   ret = msgsnd(msg_id, &message, sizeof(message), 0); //send message
+   printf("Sent message ret is %d message is : %s \n", ret, message.msg);
+}