Re: is there a way for a client to detect a server on the network

From: M.Posseth (michelp_at_nohausystems.nl)
Date: 12/29/04 

Date: Wed, 29 Dec 2004 13:08:20 +0100

Well this pointed me in the right direction

i will investigate IP broadcast / multicast

and see if i get something working ,,,,

do you know of some good references on the web that might help me in my task
?? 

-- 
Met vriendelijke groet
Kind regards,
Michel Posseth
Software Developer
Microsoft Certified Professional
"Arnaud Debaene" <adebaene@club-internet.fr> wrote in message
news:OAGUHQZ7EHA.1264@TK2MSFTNGP12.phx.gbl...
> M. Posseth wrote:
> > Hi ,,,
> Hello.
> >
> > So my client server proggy works as it should be ,,, however it would
> > be nice if  i could find a way that a starting client could do a
> > broadcast over the network to discover availlable servers and the
> > user could then select the server he prefers .
> .NET remoting does not provide service discovery nor service dictionary,
so
> you need to do it yourself.
>
> > This would solve a lot of potential problems  ,,i already thought
> > about sending a normall call to all availlable ip adresses on the
> > network however this would take hours as it  is far to slow
> Ever heard about IP broadcast or (better) multicast ?
>
> > does anyone have an idea how to acomplish this with TCP remoting or
> > with alternatively sockets ???
> Remoting won't be of any help here Yo need to build yourself a protocol on
> top of TCP sockets (or more probably UDP since it's best suited for
> multicast/broadcast scenarios).
> This would probably means that each server would listen on another port
(not
> 8080, another one) for a multicast "search" request. It would answer to
> these requests by a frame where it gives the address (probably the URI) of
> the available remoting object.
> Of course others architectures could be used, such as a central,
> known-from-everybody, dictionary service where servers register themselves
> when they start up, and client can interrogate this dictionary to find
> needed servers URIs.
>
> Arnaud
> MVP - VC
>
>

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