[e2e] TCP, retransmissions, and ISPs with byte caps

Philippe Strauss philou at philou.ch
Tue Jun 18 10:07:59 PDT 2002


On Wed, Jun 19, 2002 at 12:40:18AM +1000, grenville armitage wrote:
> 
> David P. Reed wrote:
> 	[..]
> > Note that packet losses also cause the TCP to send more slowly, which
> > reduces the cost to the user in either case:
> 
> I wonder how true that would be for the "think, think, point,
> click, <generate burst of TCP traffic>, repeat" crowd?
> 
> The slow down due to retransmissions is probably swamped
> by the duration of each "think, think" phase, consequently

once a user a clicked, he judge the network by how fast the
browser diplay the result.
even an evil ISP would not have advantage to drop packet:
randomly: you lengthen the time to get the
document, worst, it it's a SYN, your exhausting patience
of the user.

> I suspect there'd be little noticable reduction in
> the user's attempted consumption of network content.

but increased crying at the helpdesk :)

no, frankly, to maximize a traffic cap, let the network
run as fast as possible.
I dont see any case were it would be a benefit, even an evil one.

regards.

-- 
Philippe Strauss
http://philou.ch/

L'indifférence est le plus grand risque de notre temps,
la forme civilisée de la cruauté.  -- Zenta Maurina
--




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