[PD] udpsend broadcast was Re: 0.43 should still be a test version

[Martin Peach]

On 2011-05-16 17:36, Matteo Sisti Sette wrote:
> On 05/16/2011 11:21 PM, Martin wrote:
>> 255.255.255.255.
>>
>> Where is it supposed to send that to? I doubt if any router would
>> forward it to every machine on the internet.
>
> No, it is supposed to broadcast to the local network, exactly like
> x.x.x.255, with the difference that you don't have to know x.x.x so it
> is more portable. It is standardised and many programs recognize it,
> though [udpsend] is not the only one that doesn't (TouchOSC for example
> doesn't either).
>
> It works with [netsend 1] on Windows, by the way.
>

255.255.255.255 seems to work with [udpsend] on linux, at least the 
local machine receives packets sent to that address.

[udpsend] can also do multicasting, which isn't so wasteful of 
bandwidth, and can cross onto other networks if you set the hop count 
appropriately.

Martin