[151596] in North American Network Operators' Group
Re: $1.5 billion: The cost of cutting London-Tokyo latency by 60ms
daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Mon Mar 26 08:58:37 2012
To: Tei <oscar.vives@gmail.com>
In-Reply-To: Your message of "Mon, 26 Mar 2012 12:16:53 +0200."
<CACg3zYFdJN_qEC4y7cdViHRU+RHJ0-mJ0AuL0doUj2GmYRXJvA@mail.gmail.com>
From: Valdis.Kletnieks@vt.edu
Date: Mon, 26 Mar 2012 08:57:15 -0400
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
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On Mon, 26 Mar 2012 12:16:53 +0200, Tei said:
> I imagine a easier solution. Use a random number generator in both
> sides, with the same seed. Then use a slower way to send "packets
> re-sync" that will contain the delta from the generated number, to the
> real actual number.
Congrats. You've just re-invented the crytpo method called "xor with a
pseudorandom bitstream". And no, it doesn't minimize your round-trip
latency at all.
> I suppose this speeds are needed for some "fast speed transaction",
> that are leeching money from the background noise on the market.
Unfortunately, you are correct on that point.
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