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authordes <des@FreeBSD.org>2002-10-29 10:16:02 +0000
committerdes <des@FreeBSD.org>2002-10-29 10:16:02 +0000
commit279b0fa809e30e3a007bbc4b2adb1ccbd4d4a87a (patch)
tree404fa392fc6f2560e3c459fa20228c7031d0289d /crypto/openssh/sshd.8
parentce26c10eda4d687d476e9bbac51ccd26564af8da (diff)
downloadFreeBSD-src-279b0fa809e30e3a007bbc4b2adb1ccbd4d4a87a.zip
FreeBSD-src-279b0fa809e30e3a007bbc4b2adb1ccbd4d4a87a.tar.gz
Resolve conflicts.
Diffstat (limited to 'crypto/openssh/sshd.8')
-rw-r--r--crypto/openssh/sshd.840
1 files changed, 27 insertions, 13 deletions
diff --git a/crypto/openssh/sshd.8 b/crypto/openssh/sshd.8
index 5c04ae0..32d67f6 100644
--- a/crypto/openssh/sshd.8
+++ b/crypto/openssh/sshd.8
@@ -34,7 +34,7 @@
.\" (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.8,v 1.186 2002/06/22 16:45:29 stevesk Exp $
+.\" $OpenBSD: sshd.8,v 1.193 2002/09/24 20:59:44 todd Exp $
.\" $FreeBSD$
.Dd September 25, 1999
.Dt SSHD 8
@@ -204,7 +204,7 @@ The default is
refuses to start if there is no configuration file.
.It Fl g Ar login_grace_time
Gives the grace time for clients to authenticate themselves (default
-600 seconds).
+120 seconds).
If the client fails to authenticate the user within
this many seconds, the server disconnects and exits.
A value of zero indicates no limit.
@@ -350,7 +350,11 @@ Sets up basic environment.
.It
Reads
.Pa $HOME/.ssh/environment
-if it exists.
+if it exists and users are allowed to change their environment.
+See the
+.Cm PermitUserEnvironment
+option in
+.Xr sshd_config 5 .
.It
Changes to user's home directory.
.It
@@ -386,9 +390,9 @@ Each RSA public key consists of the following fields, separated by
spaces: options, bits, exponent, modulus, comment.
Each protocol version 2 public key consists of:
options, keytype, base64 encoded key, comment.
-The options fields
-are optional; its presence is determined by whether the line starts
-with a number or not (the option field never starts with a number).
+The options field
+is optional; its presence is determined by whether the line starts
+with a number or not (the options field never starts with a number).
The bits, exponent, modulus and comment fields give the RSA key for
protocol version 1; the
comment field is not used for anything (but may be convenient for the
@@ -399,7 +403,7 @@ or
.Dq ssh-rsa .
.Pp
Note that lines in this file are usually several hundred bytes long
-(because of the size of the RSA key modulus).
+(because of the size of the public key encoding).
You don't want to type them in; instead, copy the
.Pa identity.pub ,
.Pa id_dsa.pub
@@ -418,7 +422,7 @@ The following option specifications are supported (note
that option keywords are case-insensitive):
.Bl -tag -width Ds
.It Cm from="pattern-list"
-Specifies that in addition to RSA authentication, the canonical name
+Specifies that in addition to public key authentication, the canonical name
of the remote host must be present in the comma-separated list of
patterns
.Pf ( Ql *
@@ -430,7 +434,7 @@ patterns negated by prefixing them with
.Ql ! ;
if the canonical host name matches a negated pattern, the key is not accepted.
The purpose
-of this option is to optionally increase security: RSA authentication
+of this option is to optionally increase security: public key authentication
by itself does not trust the network or name servers or anything (but
the key); however, if somebody somehow steals the key, the key
permits an intruder to log in from anywhere in the world.
@@ -448,7 +452,7 @@ one must not request a pty or should specify
.Cm no-pty .
A quote may be included in the command by quoting it with a backslash.
This option might be useful
-to restrict certain RSA keys to perform just a specific operation.
+to restrict certain public keys to perform just a specific operation.
An example might be a key that permits remote backups but nothing else.
Note that the client may specify TCP/IP and/or X11
forwarding unless they are explicitly prohibited.
@@ -459,6 +463,10 @@ logging in using this key.
Environment variables set this way
override other default environment values.
Multiple options of this type are permitted.
+Environment processing is disabled by default and is
+controlled via the
+.Cm PermitUserEnvironment
+option.
This option is automatically disabled if
.Cm UseLogin
is enabled.
@@ -579,6 +587,8 @@ These files are created using
.Xr ssh-keygen 1 .
.It Pa /etc/ssh/moduli
Contains Diffie-Hellman groups used for the "Diffie-Hellman Group Exchange".
+The file format is described in
+.Xr moduli 5 .
.It Pa /var/empty
.Xr chroot 2
directory used by
@@ -699,6 +709,10 @@ It can only contain empty lines, comment lines (that start with
and assignment lines of the form name=value.
The file should be writable
only by the user; it need not be readable by anyone else.
+Environment processing is disabled by default and is
+controlled via the
+.Cm PermitUserEnvironment
+option.
.It Pa $HOME/.ssh/rc
If this file exists, it is run with
.Pa /bin/sh
@@ -726,12 +740,12 @@ something similar to:
if read proto cookie && [ -n "$DISPLAY" ]; then
if [ `echo $DISPLAY | cut -c1-10` = 'localhost:' ]; then
# X11UseLocalhost=yes
- xauth add unix:`echo $DISPLAY |
+ echo add unix:`echo $DISPLAY |
cut -c11-` $proto $cookie
else
# X11UseLocalhost=no
- xauth add $DISPLAY $proto $cookie
- fi
+ echo add $DISPLAY $proto $cookie
+ fi | xauth -q -
fi
.Ed
.Pp
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