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Message-ID: <200507211717.j6LHHFDk001899@vaticaan.Holland.Sun.COM> Date: Thu Jul 21 18:33:48 2005 From: Casper.Dik at Sun.COM (Casper.Dik@....COM) Subject: Re: (ICMP attacks against TCP) (was Re: HPSBUX01137 SSRT5954 >> There are still some radio links with MTUs of 296 bytes. > >Go search with google....people still actively use smaller MTUs. > >What do you do? Where do you draw the line in the sand? Well, the minimum requirement for "you must be able to reassemble this" is 576; so you use PMTU until you go as low as 576 at which point you stop using the DF bit. Casper
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