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Date:      Mon, 10 Jul 2017 22:35:06 +0000
From:      bugzilla-noreply@freebsd.org
To:        freebsd-virtualization@FreeBSD.org
Subject:   [Bug 215737] [bhyve] utilizing virtio-net truncates jumbo frames at 4084 bytes length
Message-ID:  <bug-215737-27103-5WeWijY9XU@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-215737-27103@https.bugs.freebsd.org/bugzilla/>
References:  <bug-215737-27103@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D215737

IPTRACE <arkadiusz.majewski@iptrace.pl> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |arkadiusz.majewski@iptrace.
                   |                            |pl

--- Comment #1 from IPTRACE <arkadiusz.majewski@iptrace.pl> ---
I have the same problem. Cannot use large MTU.

ethertype IPv4 (0x0800), length 4084: truncated-ip - 8 bytes missing! 10.0.=
0.20
> 10.0.1.15: ICMP echo request, id 60022, seq 22, length 4058
ethertype IPv4 (0x0800), length 4084: truncated-ip - 8 bytes missing! 10.0.=
0.20
> 10.0.1.15: ICMP echo request, id 60022, seq 23, length 4058
ethertype IPv4 (0x0800), length 4084: 10.0.0.20 > 10.0.1.15: ICMP echo requ=
est,
id 15479, seq 0, length 4050
ethertype IPv4 (0x0800), length 4084: 10.0.1.15 > 10.0.0.20: ICMP echo repl=
y,
id 15479, seq 0, length 4050

--=20
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