Date: Wed, 12 Feb 2020 11:53:46 -0800 (PST) From: "Rodney W. Grimes" <freebsd-rwg@gndrsh.dnsmgr.net> To: Hans Petter Selasky <hps@selasky.org> Cc: "Rodney W. Grimes" <freebsd-rwg@gndrsh.dnsmgr.net>, "Kumar, Anmol" <anmolk@panasas.com>, "freebsd-infiniband@freebsd.org" <freebsd-infiniband@freebsd.org> Subject: Re: DHCP server for freebsd on IPoIB Message-ID: <202002121953.01CJrkSh033527@gndrsh.dnsmgr.net> In-Reply-To: <238c7b50-6647-65c3-bb3a-2c740e93bd03@selasky.org>
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> On 2020-02-12 18:19, Rodney W. Grimes wrote: > > Is there support in FreeBSD for bpf at the IB link layer? > > > > BPF support is added per driver. And from my quick grep, ipoib supports > BPF. But the format may have a fake ethernet header. So that is close, but not exactly what I was asking. Specifically I did not mention ipoib, I want to know can I bpf dump packets at the link layer regardless what the layer 3 protocol is. And from reading the other email it sounds as if this "fake ethernet header" is what is getting in the way of bpf into ipoib working. > --HPS -- Rod Grimes rgrimes@freebsd.org
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