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List:       freebsd-net
Subject:    [Bug 165059] vtnet(4): Networking breaks with a router using virtio net driver on KVM host
From:       bugzilla-noreply () freebsd ! org
Date:       2023-04-27 1:01:01
Message-ID: bug-165059-7501-BHcxUpJXT7 () https ! bugs ! freebsd ! org/bugzilla/
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=165059

José Zadir <jzadir@gmail.com> changed:

           What    |Removed                     |Added
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                 CC|                            |jzadir@gmail.com

--- Comment #30 from José Zadir <jzadir@gmail.com> ---
Hello,

I created a FreeBSD 12.3 STABLE virtual router in a Proxmox 7.1 environment and
was encountering this issue with my FreeBSD VM. 
I can confirm that running the following helped to work arround the issue, but
the performance is terrible.

ifconfig vtnet0 -rxcsum
ifconfig vtnet1 -rxcsum

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