diff --git a/src/algo_naive.c b/src/algo_naive.c
index 8607fdb..9a2556e 100644
--- a/src/algo_naive.c
+++ b/src/algo_naive.c
@@ -168,7 +168,6 @@ void on_tcp_read(struct evt_core_ctx* ctx, struct evt_core_fdinfo* fdinfo) {
   printf("wil be forwarded to: %s\n", url);
   to_fdinfo = evt_core_get_from_url (ctx, url);
   if (to_fdinfo == NULL) goto co_error;
-  printf("A full UDP packet has been read from TCP\n");
 
   // 4. We move the buffer and notify the target
   mv_buffer_rtow (app_ctx, fdinfo, to_fdinfo, bp);
@@ -194,7 +193,6 @@ void on_tcp_write(struct evt_core_ctx* ctx, struct evt_core_fdinfo* fdinfo) {
     if (write_res == FDS_ERR) goto co_error;
   }
   if (bp->mode != BP_READING) return;
-  printf("A full UDP packet has been written to TCP\n");
 
   // 3. A whole packet has been written
   // Release the buffer and notify
@@ -222,10 +220,9 @@ void on_udp_read(struct evt_core_ctx* ctx, struct evt_core_fdinfo* fdinfo) {
   read_res = read_packet_from_udp (fdinfo->fd, bp, fdinfo->other);
   if (read_res == FDS_ERR) goto co_error;
   if (bp->mode != BP_WRITING) return;
-  printf("A full UDP packet has been read from UDP\n");
 
   // 3. A whole packet has been read, we will find someone to write it
-  sprintf(url, "tcp:write:127.0.0.1:7503");
+  sprintf(url, "tcp:write:127.0.0.1:7500");
   to_fdinfo = evt_core_get_from_url (ctx, url);
   if (to_fdinfo == NULL) goto co_error;
 
@@ -252,7 +249,6 @@ void on_udp_write (struct evt_core_ctx* ctx, struct evt_core_fdinfo* fdinfo) {
   write_res = write_packet_to_udp(fdinfo->fd, bp, fdinfo->other);
   if (write_res == FDS_ERR) goto co_error;
   if (bp->mode != BP_READING) return;
-  printf("A full UDP packet has been written to UDP\n");
 
   // 3. A whole packet has been written
   // Release the buffer and notify