-.\" $OpenBSD: ifconfig.8,v 1.366 2021/03/11 10:09:48 kn Exp $
+.\" $OpenBSD: ifconfig.8,v 1.367 2021/03/11 10:12:51 kn Exp $
.\" $NetBSD: ifconfig.8,v 1.11 1996/01/04 21:27:29 pk Exp $
.\" $FreeBSD: ifconfig.8,v 1.16 1998/02/01 07:03:29 steve Exp $
.\"
.It Cm -link1
Enable the filtering of IPv4 and IPv6 packets with
.Xr pf 4 .
-Packets will appear to enter or leave the member port interfaces.
This is the default.
.It Cm link2
Disable the filtering of 802.1Q VLAN and QinQ SVLAN packets.
.It Cm -link2
Enable the filtering of 802.1Q VLAN and QinQ SVLAN packets.
-Packets will appear to enter or leave the member port interfaces.
This is the default.
.El
.Sh TRUNK (LINK AGGREGATION)