> On Mon, Aug 18, 2008 at 01:45:43PM -0400, Brian Dickson wrote:
> > The problem, I think, is TCP itself, not TCP support within
> > implementations. E.g. resource limits per IP address (16 bits of port
> > number) don't scale to current-size Internet scale.
>
> It is possible to host >100000 connections on 1 IP address and 1 port, and
> this happens in practice. Think, again, of webservers, which all have to
> listen on port 80, yet support lots of clients simultaneously.
>
> Bert
Recursive nameserver have different scaling problems to
HTTP servers. It's not just the connections coming in.
It's, more importantly, the connections going out as well.
It's the re-tuning/replacement of the OS. It the
re-tuning/replacment of the firewall/NAT.
Mark
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: [EMAIL PROTECTED]
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