Re: Listen to network traffic
Re: Listen to network traffic
- Subject: Re: Listen to network traffic
- From: glenn andreas <email@hidden>
- Date: Wed, 30 May 2007 16:52:38 -0500
On May 30, 2007, at 4:32 PM, Marcus Karlsson wrote:
Hi.
I have an idea I want to ask about.
Let's say we have a network with a couple of computers attached to
it. One of the computers is running an application that we want to
remotely control from the other computers, but we don't know which
computer that we want to control. All we know is that they are on
the same network.
My idea is that the application will listen to all data transmitted
on the network, maybe only on a specific port. If we want to give
the application a command, we will broadcast a packet onto the
network with a specific data sequence that the application will
recognize. Depending on what message the packet contained, the
application will do a specific task.
Do you have any suggestions about how I might do this? Is it
possible to use Cocoa and what classes do you think would be in
interest?
Sounds like a good place to use Bonjour. Your application you want
to control registers itself, and the controlling app just looks for
that service and connects to it (at which point you can easily then
use Distributed Objects to manage controlling the other application).
See NSNetService and friends.
Glenn Andreas email@hidden
<http://www.gandreas.com/> wicked fun!
Cardographer | the custom playing card designer
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