Date: Thu, 7 Dec 2006 15:51:49 GMT From: Paolo Pisati <piso@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 111248 for review Message-ID: <200612071551.kB7Fpn3n092038@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=111248 Change 111248 by piso@piso_newluxor on 2006/12/07 15:51:05 Document the incompatibility of ipfw/libalias with TSO. Affected files ... .. //depot/projects/soc2005/libalias/sbin/ipfw/ipfw.8#10 edit Differences ... ==== //depot/projects/soc2005/libalias/sbin/ipfw/ipfw.8#10 (text+ko) ==== @@ -2624,3 +2624,10 @@ Rule syntax is subject to the command line environment and some patterns may need to be escaped with the backslash character or quoted appropriately. +.Pp +Due to the architecture of +.Xr libalias 3 , +ipfw nat is not compatible with the tcp segmentation offloading +(TSO). Thus, to reliably nat your network traffic, please disable TSO +on your NICs using +.Xr ifconfig 8 .
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