Re: [lwip-users] Join Multicast Group

[Kieran Mansley]

On Tue, 2009-07-14 at 14:41 +0200, Mathias Zenger wrote:
> Since it is possible to enable LWIP_IGMP I thought
> this feature would be supported by lwIP. Does anybody have an explanation
> for the failures or can somebody even provide me a working example?

lwIP should, I think, support IGMP multicast for UDP sockets.  I haven't
done this myself, so can't help directly with a working example, but I
would first try it without binding multiple sockets to the same address.
I.e. get rid of the SO_REUSEADDR stuff, in case that is causing a
problem.

Kieran