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Re: [lwip-users] Ping HW platform in NO_SYS environment

From: Kieran Mansley
Subject: Re: [lwip-users] Ping HW platform in NO_SYS environment
Date: Mon, 02 Jul 2012 15:35:17 +0100

On Fri, 2012-06-29 at 11:08 +0200, Angel C wrote:
> I am currently trying to ping the device, after hopefully manage to
> initiate it. When analyzing the network packages I can noticed that
> ARP is
> working and my computer know the proper MAC but the embedded platform
> that
> is running lwIP is not answering to the ping. Can you please tell me
> if
> there is an option that I need to activate or a method that I need to
> call
> in my loop to be able to respond to pings? 

Pings should be handled by the stack, so your application doesn't need
to do anything. You have LWIP_ICMP=1 already in your options so that is

I would add debugging code to src/core/ipv4/icmp.c to see if that code
is getting invoked and why there is no reply.


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