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   alt.os.linux      Getting to be as bloated as Windows!      107,822 messages   

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   Message 107,527 of 107,822   
   Daniel70 to Dan Purgert   
   Re: How do "they" Speed-test Internet Li   
   09 Sep 25 20:19:25   
   
   XPost: alt.comp.os.windows-11   
   From: daniel47@somewhere.someplaceelse   
      
   On 9/09/2025 12:05 am, Dan Purgert wrote:   
   > On 2025-09-08, Daniel70 wrote:   
   >> On 8/09/2025 11:50 pm, R.Wieser wrote:   
   >>> Daniel,   
   >>>   
   >>>> If I START NOW how does the clock at the other end know when to START that   
   >>>> clock. Sure, they'll know when to STOP that clock.   
   >>> ...   
   >>>> Conversely, when the distant end STARTs to send infomation, the know when   
   >>>> to start that clock .... but how do they know when they should STOP that   
   >>>> clock??   
   >>>   
   >>> Thats the nice thing about TCP (as in: TCP/IP) communications : When the   
   >>> receiver finishes receiving a block of data it will send a signal back that   
   >>> the block is received correctly, and the next block may be send - or that,   
   >>> as the sending-side indicated, the last block was received.   
   >>>   
   >>> iow, *both* sides can start timers and get an accurate duration of the   
   >>> transmission.   
   >>>   
   >>> Regards,   
   >>> Rudy Wieser   
   >>>   
   >>>   
   >> But both sides only know when a FULL CYCLE has been completed .... not   
   >> two half cycles.   
   >   
   > What is a "full" or "half" cycle?   
   >   
   I know when I send something out .... and I know when I receive   
   something back .... e.g. I made my post at 23:58, yesterday, 08/09/25   
   and, if I had still been online, I might have received your reply at   
   0005, 09/09/25 .... so this full cycle took "7 minutes". But I did   
   receive it now, 20:15, 09/09/25   
      
   I know that not a good example for this situation but, hopefully, you   
   get what I mean by "full" or "half" cycle?   
      
   Full cycle .... Me sending Data and Me getting a response.   
   Half cycle .... Me sending Data and distant end receiving Data.   
   		Distant end sending Data and me receiving Data.   
   --   
   Daniel70   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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