Subject: Re: thoughts on limiting connections to a socket
To: NetBSD Networking Technical Discussion List <tech-net@NetBSD.ORG>
From: Greg A. Woods <firstname.lastname@example.org>
Date: 06/05/2002 10:57:16
[ On Wednesday, June 5, 2002 at 01:49:35 (-0400), der Mouse wrote: ]
> Subject: Re: thoughts on limiting connections to a socket
> > maybe TCP needs an equivalent of SMTP's "421 please come back later"
> > response so it can say I'm here, and I'm listening, but I'm too damn
> > busy right now....
> Hm, this sounds pretty close to accepting the connection and
> advertising a zero window. With a little effort, I would expect the
> overhead to get down to the order of half-open connections (ie, the
> table maintained by the SYN-flood defenses).
No, I mean that's the end of the connection attempt -- the client gets
an ETOOBLOODYBUSY instead of ECONNREFUSED.... :-) (EAGAIN I mean :-)
Greg A. Woods
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