From: Nikolai N Fetissov (nikolai-boost_at_[hidden])
Date: 2008-05-29 16:41:27
> Hi,
>
> In using the Boost.Asio library, the Udp::Socket->send_to() function
> throws an error if the endpoint is unreachable. I thought in udp
> datagrams its a send and forget mentality. The send_to function would
> send the message even if the endpoint was unreachable. Is there a
> setting I need to use for this to work?
>
> Ryan
This probably means you don't have a route to the target host,
so your kernel returns with error from local TCP stack without
actually putting packet on the wire.
Hope this helps.
-- Nikolai