Re: MsgCommunicator v.2.00: Instant Messenger SDK, now with databases support

"Danijel Tkalcec [RTC]" wrote:

> But, Messenger Client/Server applications are a specific sort, because
> clients expect to get their messages almost instantly. To avoid flooding the
> network with "ping" requests from all clients to check for new messages,
> I've decided to use one non-pressistent connection for sending messages to
> the server and a separate semi-persistent connection for receiving new
> messages from the server. This can be changed to the "ping" method, if your
> Messenger Server should have to handle more than 30K clients, while your
> bandwidth and Server CPU usage isn't as important (which will be increased
> because of often "ping" requests).

Your first method will load network and server dramatically,
the third one has strong clients number limitation and
requires huge sockets resources, I guess, it is inadmissible for server.
Why you do not use listening port on the client side, your way #2?

Best regards,
Ella Perelman
AidAim Software LLC

http://www.aidaim.com

Database, networking, data compression and encryption
components for software developers.


.

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