[Standards-JIG] Re: The Ack Hack.

Trejkaz trejkaz at trypticon.org
Sat May 13 15:08:29 UTC 2006


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On 13/05/2006, at 22:15 PM, Michal vorner Vaner wrote:
> No, it just forces TCP to be sending something and discover it is  
> dead.
> Connection that does not send anything will look like alive even if  
> long
> time dead.

Not quite.

As I've said once already, If one end is sending whitespace once a  
minute, then if the other end sees no content at all for two minutes,  
they can disconnect.  However with TCP, you have to wait until the  
timeout, which may be longer (or may be shorter.)

> No, it does not expect them, it can not since it is not part of any
> standard or JEP. It is perfectly OK to send some whitespace between  
> xml
> elements. It only:

This is why I said it was only reliable if both ends adhered to it.

TX

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