Date: Wed, 8 Dec 2004 13:22:10 +0100 From: "Konstantin KABASSANOV" <Konstantin.Kabassanov@lip6.fr> To: <net@freebsd.org> Subject: the correct ipv6 behavior for interfaces with gif tunnel on them Message-ID: <003101c4dd20$8ab9f070$8748e384@ipv6.lip6.fr>
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This is a multi-part message in MIME format. ------=_NextPart_000_002D_01C4DD28.E7C5B260 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hello, I have a freebsd box with a gif tunnel configured. I observed that even if ifconfig displays MTU 1500 for both gif and physical interface, 1300 bytes ipv6 packets transiting on the gif interface are systematically fragmented while transiting on the lower physical interface to 1280 bytes. Is it the normal behavior? Thanks. Konstantin _________________________________ Konstantin K. KABASSANOV LIP6/CNRS 8, rue du Capitaine Scott 75015 Paris, France Phone: +33 (0) 1 44 27 71 26 Fax: +33 (0) 1 44 27 74 95 E-mail: konstantin@kabassanov.com Web: http://www.kabassanov.com _________________________________ IMPORTANT! If you have tried to reply to this mail and you received a stupid message, announcing that the mail had been rejected as spam, please, resend your reply to the address above. The certificate used to sign this e-mail can be verified at: http://igc.services.cnrs.fr/CNRS-Standard/recherche.html "Too much is never enough." 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