Date: Thu, 16 Sep 2021 08:33:58 +0200 (CEST) From: sthaug@nethelp.no To: karels@freebsd.org Cc: bzeeb-lists@lists.zabbadoz.net, freebsd-net@freebsd.org Subject: Re: change to deprecate broadcast on host 0 of a subnet Message-ID: <20210916.083358.257871963.sthaug@nethelp.no> In-Reply-To: <202109152318.18FNI24k082607@mail.karels.net> References: <E3AF2A1B-A44D-4526-BD8B-7C0003D256EF@lists.zabbadoz.net> <202109152318.18FNI24k082607@mail.karels.net>
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>> I would prefer if the current behaviour stayed default (would also MFC >> better) >> and then flip if this will indeed go anywhere. > > I considered that, but I think that the current behavior is simply > wrong. We broadcast packets to the lowest address on the net, but > we don't receive these broadcasts as such. I was surprised to find > that we were still broadcasting these packets. I can't think of any > reason we should do that. > > Any other opinions on the default setting of the sysctl? I welcome a change to stop broadcasting the lowest address on a subnet. Yes this should have been done years ago. Steinar Haug, Nethelp consulting, sthaug@nethelp.no
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