1 files changed, 11 insertions, 0 deletions
diff --git a/apps/netutils/ftpc/ftpc_unlink.c b/apps/netutils/ftpc/ftpc_unlink.c
index 3a49374de..2af5d4f29 100644
--- a/apps/netutils/ftpc/ftpc_unlink.c
+++ b/apps/netutils/ftpc/ftpc_unlink.c
@@ -80,6 +80,17 @@ int ftpc_unlink(SESSION handle, FAR const char *path)
   FAR struct ftpc_session_s *session = (FAR struct ftpc_session_s *)handle;
   int ret;
 
+  /* A DELE request asks the server to remove a regular file. A typical server
+   * accepts DELE with:
+   *
+   * - "250 Requested file action okay, completed" if the file was
+   *    successfully removed
+   *
+   * Or rejects RMD with:
+   *
+   * - "550 Requested action not taken" f the removal failed.
+   */
+
   ret = ftpc_cmd(session, "DELE %s", path);
   return ret;
 }