svn commit: r275298 - head/share/man/man4
Peter Jeremy
peterj at FreeBSD.org
Sun Nov 30 04:50:15 UTC 2014
Author: peterj
Date: Sun Nov 30 04:50:13 2014
New Revision: 275298
URL: https://svnweb.freebsd.org/changeset/base/275298
Log:
Cross reference tap(4) and tun(4) and include a short explanation as
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
Modified:
head/share/man/man4/tap.4
head/share/man/man4/tun.4
Modified: head/share/man/man4/tap.4
==============================================================================
--- head/share/man/man4/tap.4 Sun Nov 30 03:02:20 2014 (r275297)
+++ head/share/man/man4/tap.4 Sun Nov 30 04:50:13 2014 (r275298)
@@ -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
Modified: head/share/man/man4/tun.4
==============================================================================
--- head/share/man/man4/tun.4 Sun Nov 30 03:02:20 2014 (r275297)
+++ head/share/man/man4/tun.4 Sun Nov 30 04:50:13 2014 (r275298)
@@ -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
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