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[Full-disclosure] Re: (ICMP attacks against TCP) (was Re: HPSBUX01137 SSRT5954
- To: Darren Reed <avalon@xxxxxxxxxxxxxxxxxxx>
- Subject: [Full-disclosure] Re: (ICMP attacks against TCP) (was Re: HPSBUX01137 SSRT5954
- From: Casper.Dik@xxxxxxx
- Date: Thu, 21 Jul 2005 19:17:15 +0200
>> 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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