Date: Tue, 26 Nov 2019 22:53:55 +0100 From: Hans Petter Selasky <hps@selasky.org> To: Ali Mashtizadeh <mashtizadeh@gmail.com>, FreeBSD Hackers <freebsd-hackers@freebsd.org> Subject: Re: Mellanox NIC + Bridge + VM traffic issues on 12.1-RELEASE Message-ID: <16933f4d-c9cc-9a7a-3937-197ed131b9a4@selasky.org> In-Reply-To: <CAFL8=ti_W9PGfDOUppXkQovV6W%2BORA8Hj2M62ADpq4wu6bcghg@mail.gmail.com> References: <CAFL8=ti_W9PGfDOUppXkQovV6W%2BORA8Hj2M62ADpq4wu6bcghg@mail.gmail.com>
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On 2019-11-26 21:42, Ali Mashtizadeh wrote: > I noticed ARP replies from the VM do not make it to the external network > and appear to be dropped by the NIC. All network connectivity is fine when > using an Intel ixl NIC. Hi, The output from "ifmcstat" on working and non-working machine might give some clues. The CX-4 has some steering rules, which if are not present, traffic will be dropped. Can also try to set promiscious mode for a test "ifconfig mceX promisc". --HPS
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