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authorNik Clayton <nik@FreeBSD.org>1999-12-16 02:15:53 +0000
committerNik Clayton <nik@FreeBSD.org>1999-12-16 02:15:53 +0000
commitae1100387321a4abc87a5419a0b8cf18e31b5bf3 (patch)
treeb862925d8159bcba3bde4ea2fa9fd3fbe669e733 /sbin
parentb99df5acb55a696db805c220ef0c9d77fc33aaf0 (diff)
downloadsrc-ae1100387321a4abc87a5419a0b8cf18e31b5bf3.tar.gz
src-ae1100387321a4abc87a5419a0b8cf18e31b5bf3.zip
Document that securelevel >= 2 clamps time changes to at most one second.
PR: docs/14449 Submitted by: James FitzGibbon <james@targetnet.com>
Notes
Notes: svn path=/head/; revision=54668
Diffstat (limited to 'sbin')
-rw-r--r--sbin/init/init.84
1 files changed, 4 insertions, 0 deletions
diff --git a/sbin/init/init.8 b/sbin/init/init.8
index c25496310309..bc7357e2f8aa 100644
--- a/sbin/init/init.8
+++ b/sbin/init/init.8
@@ -119,6 +119,10 @@ This level precludes tampering with filesystems by unmounting them,
but also inhibits running
.Xr newfs 8
while the system is multi-user.
+.Pp
+In addition, kernel time changes are restricted to less than or equal to one
+second. Attempts to change the time by more than this will log the message
+.Dq Time adjustment clamped to +1 second .
.It Ic 3
Network secure mode \- same as highly secure mode, plus
IP packet filter rules (see