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Date:      Tue, 08 Feb 2022 17:39:36 +0000
From:      bugzilla-noreply@freebsd.org
To:        net@FreeBSD.org
Subject:   [Bug 261746] hn(4): Communication stops when enabling SR-IOV secondary mlx5en(4) interface (640FLR-SFP28) on Windows Server 2022
Message-ID:  <bug-261746-7501-wQegK02DtX@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-261746-7501@https.bugs.freebsd.org/bugzilla/>
References:  <bug-261746-7501@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D261746

--- Comment #9 from Michael <michael.adm@gmail.com> ---
> Does manually re-adding the IP address for the hn/mce interface or setting
> the link up/down change anything?

No. Up/Down - doesn't change anything.

root@frw05v5:~ # ifconfig
. . .
hn1: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=3D8051b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,TSO4,LRO,LINK=
STATE>
        ether 00:15:5d:d0:8b:43
        inet 172.27.172.23 netmask 0xffffff00 broadcast 172.27.172.255
        media: Ethernet 10GBase-CR1 <full-duplex,rxpause,txpause>
        status: active
        nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
mce0: flags=3D8a43<UP,BROADCAST,RUNNING,ALLMULTI,SIMPLEX,MULTICAST> metric =
0 mtu
1500
options=3D8805bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSU=
M,TSO4,LRO,LINKSTATE>
        ether 00:15:5d:d0:8b:43
        media: Ethernet 10GBase-CR1 <full-duplex,rxpause,txpause>
        status: active
        nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
root@frw05v5:~ # ifconfig hn1 down
root@frw05v5:~ # ifconfig hn1 up
root@frw05v5:~ # ifconfig mce0 down
root@frw05v5:~ # ifconfig mce0 up

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