git: 932129b612b5 - stable/12 - bhyve.8: Clean up network backends section

[Mateusz Piotrowski]

The branch stable/12 has been updated by 0mp (doc, ports committer):

URL: https://cgit.FreeBSD.org/src/commit/?id=932129b612b5557ac07a3ec2aa5d170ad02c418b

commit 932129b612b5557ac07a3ec2aa5d170ad02c418b
Author:     Mateusz Piotrowski <0mp at FreeBSD.org>
AuthorDate: 2021-04-18 21:29:30 +0000
Commit:     Mateusz Piotrowski <0mp at FreeBSD.org>
CommitDate: 2021-08-16 11:09:00 +0000

    bhyve.8: Clean up network backends section
    
    - Reformat the format lists, use appropriate mdoc macros for
      readability.
    - Add a missing Oxford comma.
    
    MFC after:      2 weeks
    
    (cherry picked from commit 7fb22729816ef6c9e65e5c544047e669edd2f06d)
---
 usr.sbin/bhyve/bhyve.8 | 38 ++++++++++++++++++++++++--------------
 1 file changed, 24 insertions(+), 14 deletions(-)

diff --git a/usr.sbin/bhyve/bhyve.8 b/usr.sbin/bhyve/bhyve.8
index 20eafd1858cd..bd8827dcd246 100644
--- a/usr.sbin/bhyve/bhyve.8
+++ b/usr.sbin/bhyve/bhyve.8
@@ -336,21 +336,31 @@ If
 is not specified, the device emulation has no backend and can be
 considered unconnected.
 .Pp
-Network devices:
-.Bl -tag -width 10n
-.It Ar tapN Ns Op , Ns Ar mac=xx:xx:xx:xx:xx:xx
-.It Ar vmnetN Ns Op , Ns Ar mac=xx:xx:xx:xx:xx:xx
-.Pp
-If
-.Ar mac
-is not specified, the MAC address is derived from a fixed OUI and the
-remaining bytes from an MD5 hash of the slot and function numbers and
-the device name.
-.Pp
-The MAC address is an ASCII string in
-.Xr ethers 5
-format.
+Network backends formats for
+.Ar conf :
+.Sm off
+.Bl -bullet
+.It
+.Xo
+.Cm tap Ar N
+.Op Cm \&,mac= Ar xx:xx:xx:xx:xx:xx
+.Op Cm \&,mtu= Ar N
+.Xc
+.It
+.Xo
+.Cm vmnet Ar N
+.Op Cm \&,mac= Ar xx:xx:xx:xx:xx:xx
+.Op Cm \&,mtu= Ar N
+.Xc
 .El
+.Sm on
+.Pp
+With
+.Cm virtio-net
+devices, the
+.Cm mtu
+parameter can be specified to inform the guest about the largest MTU
+that should be allowed, expressed in bytes.
 .Pp
 Block storage devices:
 .Bl -tag -width 10n