> On 20 Jan '06, at 2:24 AM, Graham Parks wrote:
>
> I've said this many times before, but the only way to do push is to have a
> network of centralized servers run by either ISPs or client app publishers.
> Each client opens a connection to the server and leaves it open for as long
> as the user is online. As the server receives notifications, they get pushed
> down the connection to the client.
An observation - though centralized services make the
discovery/identification of client connection endpoints considerably
easier, there's no overarching reason that once the endpoints have
been located that any subsequent data needs to flow through the
central system.
Cheers,
Danny.
--
http://dannyayers.com
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