Użytkownik "Francois Piette [ICS & Midware]" <francois.piette@overbyte.be>
napisał w wiadomości news:44d19bc6$1@newsgroups.borland.com...
>> I'm writing client software and I would like to
>> implement mechanism for searching network for server.
>> Server is special device connected directly to LAN
>> and for communication is using port 2001.
>> Does anyone know how to do that?
>
> If you have control over server software, it is better to make it either
> advertize itself on the LAN by broadcasting a packet every minute or so,
> or
> having the server listen on a UDP port to which client would broadcast
> their
> request to know where the server is. The server reply to the broadcast
> with
> informations about itself.
This is the biggest problem. I have no control over this server.
This device has communication implemented in firmware.
> If server can't collaborate, it is not easy to find it whithout using
> brute
> force: try to connect to the server port on every IP address in the LAN.
> This could be quite slow when large address range is used !
I was thinking about this solution but I'm not sure how to do that.
Which indy component or command I have to use to perform this LAN scanning?
Thx for your help ;)
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> --
> francois.piette@overbyte.be
> Author of ICS (Internet Component Suite, freeware)
> Author of MidWare (Multi-tier framework, freeware)
> http://www.overbyte.be
