From owner-freebsd-net Tue Apr 13 22: 6:32 1999 Delivered-To: freebsd-net@freebsd.org Received: from obie.softweyr.com (unknown [204.68.178.33]) by hub.freebsd.org (Postfix) with ESMTP id 26BF515336 for ; Tue, 13 Apr 1999 22:06:27 -0700 (PDT) (envelope-from wes@softweyr.com) Received: from softweyr.com ([204.68.178.225]) by obie.softweyr.com (8.8.8/8.8.8) with ESMTP id XAA10351; Tue, 13 Apr 1999 23:04:06 -0600 (MDT) (envelope-from wes@softweyr.com) Message-ID: <371421C3.B1553B2@softweyr.com> Date: Tue, 13 Apr 1999 23:04:03 -0600 From: Wes Peters Organization: Softweyr LLC X-Mailer: Mozilla 4.5 [en] (X11; U; FreeBSD 3.1-RELEASE i386) X-Accept-Language: en MIME-Version: 1.0 To: Ollivier Robert Cc: net@FreeBSD.ORG Subject: Re: if_ex.c driver and multicast References: <19990413222022.B14913@keltia.freenix.fr> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Ollivier Robert wrote: > > Is it hard to add multicast capabilities to a network driver ? > > I tumbled on the lack of multicast support of the if_ex.c driver (Intel > EtherExpress 10/ISA) when installing IPv6. I had to swap them for 3c905s. It depends on the level of support the chipset has for multicast. Intel chips in general kind of suck at this. Apparently they haven't even fixed it in the EEPro/100 chipset yet. I haven't looked at the 3c9xx series, but hope they're a bit better than Intel. -- "Where am I, and what am I doing in this handbasket?" Wes Peters Softweyr LLC http://www.softweyr.com/~softweyr wes@softweyr.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message