[e2e] TCP improved closing strategies?

Vikram Visweswaraiah vikram.visweswaraiah at gmail.com
Tue Aug 18 15:33:05 PDT 2009

On Aug 12, 2009, at 2:51 PM, William Allen Simpson wrote:

> > With the advent of more widespread DNSsec deployment, more UDP sessions
> > are likely to fallover into TCP sessions.
> >
> > I've been informed that even today, with a more limited TCP activity,
> > busy servers cannot wait 2MSL to finish closing.
> One wonders how a web server survives...

Right, load balancing courtesy of multiple A records returned by the DNS
server in a different order per query, which begs the question:

Aren't DNS servers themselves configured with some level of redundancy that
helps with fault tolerance and load-balancing? Doesn't that mitigate the

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