Date: Fri, 4 Jan 2002 19:41:47 -0500 From: Leo Bicknell <bicknell@ufp.org> To: William Carrel <william.carrel@infospace.com> Cc: Terry Lambert <tlambert2@mindspring.com>, freebsd-hackers@FreeBSD.ORG Subject: Re: path_mtu_discovery Message-ID: <20020105004147.GA55116@ussenterprise.ufp.org> In-Reply-To: <A98777D4-016F-11D6-9ED7-003065B4E0E8@infospace.com> References: <20020104235622.GA53844@ussenterprise.ufp.org> <A98777D4-016F-11D6-9ED7-003065B4E0E8@infospace.com>
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In a message written on Fri, Jan 04, 2002 at 04:03:35PM -0800, William Carrel wrote: > RFC 879 (http://www.rfc.net/rfc879.html) would tend to disagree... > > (10) Gateways must be prepared to fragment datagrams to fit into the > packets of the next network, even if it smaller than 576 octets. Hmm, I'd swear there was a defined minimum, I may have the wrong one. For reference, it appears Cisco IOS based devices won't allow MTU smaller than 128 to be configured. I have no idea if that's based on some standard. It seems like there should be a minimum global standard. -- Leo Bicknell - bicknell@ufp.org - CCIE 3440 PGP keys at http://www.ufp.org/~bicknell/ Read TMBG List - tmbg-list-request@tmbg.org, www.tmbg.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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