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We can cross-reference to vlan(4) as long as

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the corresponding manpage has been committed.
The rest of "vlan" words, which are refering
to the technology itself, should be capitalized.

MFC after:	1 week
This commit is contained in:
Yaroslav Tykhiy 2004-02-21 14:21:18 +00:00
parent 4742fd9891
commit 588e78c575
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=126068
1 changed files with 38 additions and 15 deletions
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53
sbin/ifconfig/ifconfig.8
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@ -377,53 +377,75 @@ Included for
.Tn Solaris
compatibility.
.It Cm vlan Ar vlan_tag
If the interface is a vlan pseudo interface, set the vlan tag value
If the interface is a
.Xr vlan 4
pseudo interface, set the VLAN tag value
to
.Ar vlan_tag .
This value is a 16-bit number which is used to create an 802.1Q
vlan header for packets sent from the vlan interface.
VLAN header for packets sent from the
.Xr vlan 4
interface.
Note that
.Cm vlan
and
.Cm vlandev
must both be set at the same time.
.It Cm vlandev Ar iface
If the interface is a vlan pseudo device, associate physical interface
If the interface is a
.Xr vlan 4
pseudo device, associate physical interface
.Ar iface
with it.
Packets transmitted through the vlan interface will be
Packets transmitted through the
.Xr vlan 4
interface will be
diverted to the specified physical interface
.Ar iface
with 802.1Q vlan encapsulation.
with 802.1Q VLAN encapsulation.
Packets with 802.1Q encapsulation received
by the parent interface with the correct vlan tag will be diverted to
the associated vlan pseudo-interface.
The vlan interface is assigned a
by the parent interface with the correct VLAN tag will be diverted to
the associated
.Xr vlan 4
pseudo-interface.
The
.Xr vlan 4
interface is assigned a
copy of the parent interface's flags and the parent's ethernet address.
The
.Cm vlandev
and
.Cm vlan
must both be set at the same time.
If the vlan interface already has
If the
.Xr vlan 4
interface already has
a physical interface associated with it, this command will fail.
To
change the association to another physical interface, the existing
association must be cleared first.
.Pp
Note: if the hardware tagging capability
is set on the parent interface, the vlan pseudo
is set on the parent interface, the
.Xr vlan 4
pseudo
interface's behavior changes:
the vlan interface recognizes that the
parent interface supports insertion and extraction of vlan tags on its
the
.Xr vlan 4
interface recognizes that the
parent interface supports insertion and extraction of VLAN tags on its
own (usually in firmware) and that it should pass packets to and from
the parent unaltered.
.It Fl vlandev Ar iface
If the driver is a vlan pseudo device, disassociate the physical interface
If the driver is a
.Xr vlan 4
pseudo device, disassociate the physical interface
.Ar iface
from it.
This breaks the link between the vlan interface and its parent,
clears its vlan tag, flags and its link address and shuts the interface down.
This breaks the link between the
.Xr vlan 4
interface and its parent,
clears its VLAN tag, flags and its link address and shuts the interface down.
.It Cm metric Ar n
Set the routing metric of the interface to
.Ar n ,
@ -773,6 +795,7 @@ So, such manual deletions are strongly discouraged.
.Sh SEE ALSO
.Xr netstat 1 ,
.Xr netintro 4 ,
.Xr vlan 4 ,
.\" .Xr eon 5 ,
.Xr rc 8 ,
.Xr routed 8