Date: Thu, 12 Sep 1996 10:23:23 -0500 (CDT) From: Karl Denninger <karl@Mcs.Net> To: avalon@coombs.anu.edu.au (Darren Reed) Cc: karl@Mcs.Net, koshy@india.hp.com, freebsd-hackers@freebsd.org Subject: Re: SYN Resisting (fwd) Message-ID: <199609121523.KAA16744@Jupiter.mcs.net> In-Reply-To: <m0v18gT-000AltC@mailbox.mcs.com> from "Darren Reed" at Sep 12, 96 08:06:14 pm
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> > In some mail from Karl Denninger, sie said: > > > > > > > > >>>> "Karl Denninger" <karl@Mcs.Net> writes > > > > > > Hi Karl, > > > > > > > This changes the startup connection timeout to 10 seconds, which should be > > > > more than enough on the Internet of today to prevent dropped links. 75 > > > > seconds is only needed if you're running across two pieces of wet string. > > > > > > I've seen very large startup times when attempting to connect to sundry > > > corners of the globe (> 30-45 seconds). I think reducing the connection > > > timeout isn't a good idea as it would impact the ability of FreeBSD to > > > connect to distant sites / sites accessible thru the congested links. > > > > > > Koshy > > > > Well, unless someone has a better idea, you can choose between that problem > > and the SYN floods..... > > > > I haven't seen that kind of connect time in a long, long while on the net > > backbones... but then again, I may be better connected here than most. > > I heard someone mention 25% packet loss on an Australia-USA line (packets were > being dropped in the USA). With a 25% packet loss rate you've got bigger problems. -- -- Karl Denninger (karl@MCS.Net)| MCSNet - The Finest Internet Connectivity http://www.mcs.net/~karl | T1 from $600 monthly; speeds to DS-3 available | 23 Chicagoland Prefixes, 13 ISDN, much more Voice: [+1 312 803-MCS1 x219]| Email to "info@mcs.net" WWW: http://www.mcs.net/ Fax: [+1 312 248-9865] | Home of Chicago's only FULL Clarinet feed!
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