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authorbms <bms@FreeBSD.org>2007-03-19 18:27:00 +0000
committerbms <bms@FreeBSD.org>2007-03-19 18:27:00 +0000
commit52a90d88fa8297a87f870f937e67657a45d52f71 (patch)
treea2a7c4b9a0b1d07ce9974749e2b1ca1933cc2fbc /share/man/man4/tap.4
parent9d0975ba995d6d98160e2786c7bfa7e5f2b8f12b (diff)
downloadFreeBSD-src-52a90d88fa8297a87f870f937e67657a45d52f71.zip
FreeBSD-src-52a90d88fa8297a87f870f937e67657a45d52f71.tar.gz
Document net.link.tap.up_on_open.
PR: 110383 Submitted by: Frank Behrens MFC after: 2 weeks
Diffstat (limited to 'share/man/man4/tap.4')
-rw-r--r--share/man/man4/tap.49
1 files changed, 8 insertions, 1 deletions
diff --git a/share/man/man4/tap.4 b/share/man/man4/tap.4
index 98861d8..86c880e 100644
--- a/share/man/man4/tap.4
+++ b/share/man/man4/tap.4
@@ -1,7 +1,7 @@
.\" $FreeBSD$
.\" Based on PR#2411
.\"
-.Dd February 4, 2007
+.Dd March 19, 2007
.Os
.Dt TAP 4
.Sh NAME
@@ -117,6 +117,13 @@ and is restricted to the super-user, unless the
variable
.Va net.link.tap.user_open
is non-zero.
+If the
+.Xr sysctl 8
+variable
+.Va net.link.tap.up_on_open
+is non-zero, the tunnel device will be marked
+.Dq up
+when the control device is opened.
A
.Fn read
call will return an error
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