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diff --git a/udp_rcv.c b/udp_rcv.c
deleted file mode 100644
index 1fa5fab..0000000
--- a/udp_rcv.c
+++ /dev/null
@@ -1,76 +0,0 @@
-/* dgramrcv.c - receive from udp server
- *
- * author: hackbard
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-
-/* memset */
-#include <string.h>
-
-/* socket and bind stuff */
-#include <sys/types.h>
-#include <sys/socket.h>
-
-/* sockkaddr_in */
-#include <netinet/in.h>
-
-/* inet_ntoa ... */
-#include <arpa/inet.h>
-
-/* errno stuff ... */
-#include <errno.h>
-
-/* read, close */
-#include <unistd.h>
-
-#define MAX_BUF 1472
-
-int main(int argc, char *argv[]) {
-  int receive_fd;
-  int opt;
-  struct sockaddr_in local_addr,target_addr;
-  int receive_bytes, write_bytes;
-  socklen_t target_addr_len;
-  unsigned char buf[MAX_BUF];
-
-  if(argc!=2) {
-    printf("usage: %s <port>\n",argv[0]);
-    exit(1);
-  }
-
-  if((receive_fd=socket(AF_INET,SOCK_DGRAM,0)) == -1) {
-    printf("can't open socket.\n");
-    exit(1);
-  }
-
-  opt=1;
-  setsockopt(receive_fd,SOL_SOCKET,SO_BROADCAST,&opt,sizeof(opt));
-
-  local_addr.sin_family=AF_INET;
-  local_addr.sin_port=htons(atoi(argv[1]));
-  local_addr.sin_addr.s_addr=htonl(INADDR_ANY);
-  bind(receive_fd,(const struct sockaddr *)&local_addr,sizeof(local_addr));
- 
-  memset(&target_addr,0,sizeof(target_addr));
- /*
-  target_addr.sin_family=AF_INET;
-  target_addr.sin_port=htons(atoi(argv[1]));
-  target_addr.sin_addr.s_addr=inet_addr(argv[1]);
-  target_addr_len=sizeof(target_addr);
- */
-
-  receive_bytes=1;
-  while(receive_bytes>0) {
-	receive_bytes=recvfrom(receive_fd,buf,sizeof(buf),0,(struct sockaddr *)&target_addr,&target_addr_len);
-        write_bytes=write(1,buf,receive_bytes);
-  }
-
-  close(receive_fd);
-  printf("connection closed ...\n");
-  printf("%d from %d total bytes written.\n",write_bytes,receive_bytes);
-  
-  return 0;
-}