From 69b8ef37888bdaf1e9addaa5f582559218d2b5e3 Mon Sep 17 00:00:00 2001
From: fbernon <fbernon>
Date: Sun, 4 Nov 2007 22:07:42 +0000
Subject: [PATCH] Add comment to "ping" sample.

---
 apps/ping/ping.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/apps/ping/ping.c b/apps/ping/ping.c
index 4f032db..5b6480b 100644
--- a/apps/ping/ping.c
+++ b/apps/ping/ping.c
@@ -9,6 +9,11 @@
 #include "lwip/sys.h"
 #include "lwip/sockets.h"
 
+/** This is an example of a "ping" sender (with raw API and socket API).
+ *  It can be used as a start point to maintain opened a network connection, or
+ *  like a network "watchdog" for your device.
+ */
+
 #if LWIP_RAW
 
 /* lwIP ping identifier */