1.\" $OpenBSD: vsw.4,v 1.4 2022/07/21 08:00:31 kn Exp $ 2.\" 3.\" Copyright (c) 2009 Mark Kettenis <kettenis@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: July 21 2022 $ 18.Dt VSW 4 sparc64 19.Os 20.Sh NAME 21.Nm vsw 22.Nd virtual network switch 23.Sh SYNOPSIS 24.Cd "vsw* at cbus?" 25.Cd "vnet* at vsw?" 26.Sh DESCRIPTION 27The 28.Nm 29driver provides a network switch using the services provided by the 30UltraSPARC Hypervisor as found on sun4v systems. 31It attaches a separate 32.Xr vnet 4 33interface for each switch port. 34These ports can be added to a 35.Xr bridge 4 36or 37.Xr veb 4 38to create a functional network switch. 39.Pp 40The 41.Nm 42driver supports version 1.0 of the vNet protocol. 43.Sh SEE ALSO 44.Xr bridge 4 , 45.Xr cbus 4 , 46.Xr intro 4 , 47.Xr netintro 4 , 48.Xr veb 4 49.Sh HISTORY 50The 51.Nm 52driver first appeared in 53.Ox 4.7 . 54.Sh AUTHORS 55The 56.Nm 57driver was written by 58.An Mark Kettenis Aq Mt kettenis@openbsd.org . 59