upstream commit

better description for MaxSessions; bz#2531

Upstream-ID: e2c0d74ee185cd1a3e9d4ca1f1b939b745b354da

1 files changed, 11 insertions, 3 deletions

diff --git a/sshd_config.5 b/sshd_config.5
index d94c5f5c0..c8444610b 100644
--- a/sshd_config.5
+++ b/sshd_config.5
@@ -33,8 +33,8 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\" $OpenBSD: sshd_config.5,v 1.215 2015/11/13 04:38:06 djm Exp $
-.Dd $Mdocdate: November 13 2015 $
+.\" $OpenBSD: sshd_config.5,v 1.216 2016/02/05 02:37:56 djm Exp $
+.Dd $Mdocdate: February 5 2016 $
 .Dt SSHD_CONFIG 5
 .Os
 .Sh NAME
@@ -1143,7 +1143,15 @@ Once the number of failures reaches half this value,
 additional failures are logged.
 The default is 6.
 .It Cm MaxSessions
-Specifies the maximum number of open sessions permitted per network connection.
+Specifies the maximum number of open shell, login or subsystem (e.g. sftp)
+sessions permitted per network connection.
+Multiple sessions may be established by clients that support connection
+multiplexing.
+Setting
+.Cm MaxSessions
+to 1 will effectively disable session multiplexing, whereas setting it to 0
+will prevent all shell, login and subsystem sessions while still permitting
+forwarding.
 The default is 10.
 .It Cm MaxStartups
 Specifies the maximum number of concurrent unauthenticated connections to the