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Cross reference tap(4) and tun(4) and include a short explanation as

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to how they differ.  This will assist users in selecting which interface
is more appropriate for their purposes.

Approved by:	grog (co-mentor)
MFC after:	2 week
This commit is contained in:
Peter Jeremy 2014-11-30 04:50:13 +00:00
parent dfdf74ea7e
commit b6e5ca4a88
2 changed files with 27 additions and 3 deletions
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16
share/man/man4/tap.4
View File

@ -1,7 +1,7 @@
.\" $FreeBSD$
.\" Based on PR#2411
.\"
.Dd November 4, 2014
.Dd November 30, 2014
.Dt TAP 4
.Os
.Sh NAME
@ -34,6 +34,17 @@ or a terminal for
and a character-special device
.Dq control
interface.
A client program transfers Ethernet frames to or from the
.Nm
.Dq control
interface.
The
.Xr tun 4
interface provides similar functionality at the network layer:
a client will transfer IP (by default) packets to or from a
.Xr tun 4
.Dq control
interface.
.Pp
The network interfaces are named
.Dq Li tap0 ,
@ -314,4 +325,5 @@ VMware
.El
.Sh SEE ALSO
.Xr inet 4 ,
.Xr intro 4
.Xr intro 4 ,
.Xr tun 4

14
share/man/man4/tun.4
View File

@ -2,7 +2,7 @@
.\" $FreeBSD$
.\" Based on PR#2411
.\"
.Dd February 4, 2007
.Dd November 30, 2014
.Dt TUN 4
.Os
.Sh NAME
@ -35,6 +35,17 @@ or a terminal for
and a character-special device
.Dq control
interface.
A client program transfers IP (by default) packets to or from the
.Nm
.Dq control
interface.
The
.Xr tap 4
interface provides similar functionality at the Ethernet layer:
a client will transfer Ethernet frames to or from a
.Xr tap 4
.Dq control
interface.
.Pp
The network interfaces are named
.Dq Li tun0 ,
@ -307,6 +318,7 @@ them pile up.
.Xr inet 4 ,
.Xr intro 4 ,
.Xr pty 4 ,
.Xr tap 4 ,
.Xr ifconfig 8
.Sh AUTHORS
This manual page was originally obtained from