[JDEV] Heartbeat patch for dialup and laptop users and faulty presence info

[Bernd Eckenfels]

On Wed, May 29, 2002 at 12:27:04PM -0600, David Waite wrote:
> the remote application. So you have edge cases where the remote system 
> gets the message and processes it without receiving an acknowledgement 
> back, and where you get an acknowledgement back but the remote 
> application never processes the message (for instance, due to an 
> application crash relating to the contents of the message).

Actually TCP buffer can be multiple kilobyte and unnoticed timeouts can be
as long as 12 minutes. This means _a_lot_ of instant messages can get lost.

Greetings
Bernd