.\" OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
.\" PERFORMANCE OF THIS SOFTWARE.
.\"
-.\" $Id: nsupdate.8,v 1.44 2007/05/09 03:33:51 marka Exp $
+.\" $Id: nsupdate.8,v 1.45 2007/09/16 08:02:41 marka Exp $
.\"
.hy 0
.ad l
nsupdate \- Dynamic DNS update utility
.SH "SYNOPSIS"
.HP 9
-\fBnsupdate\fR [\fB\-d\fR] [[\fB\-y\ \fR\fB\fI[hmac:]\fR\fIkeyname:secret\fR\fR] | [\fB\-k\ \fR\fB\fIkeyfile\fR\fR]] [\fB\-t\ \fR\fB\fItimeout\fR\fR] [\fB\-u\ \fR\fB\fIudptimeout\fR\fR] [\fB\-r\ \fR\fB\fIudpretries\fR\fR] [\fB\-v\fR] [filename]
+\fBnsupdate\fR [\fB\-d\fR] [[\fB\-y\ \fR\fB\fI[hmac:]\fR\fIkeyname:secret\fR\fR] | [\fB\-k\ \fR\fB\fIkeyfile\fR\fR]] [\fB\-t\ \fR\fB\fItimeout\fR\fR] [\fB\-u\ \fR\fB\fIudptimeout\fR\fR] [\fB\-r\ \fR\fB\fIudpretries\fR\fR] [\fB\-R\ \fR\fB\fIrandomdev\fR\fR] [\fB\-v\fR] [filename]
.SH "DESCRIPTION"
.PP
\fBnsupdate\fR
The
\fB\-r\fR
option sets the number of UDP retries. The default is 3. If zero, only one update request will be made.
+.PP
+The
+\fB\-R \fR\fB\fIrandomdev\fR\fR
+option specifies a source of randomness. If the operating system does not provide a
+\fI/dev/random\fR
+or equivalent device, the default source of randomness is keyboard input.
+\fIrandomdev\fR
+specifies the name of a character device or file containing random data to be used instead of the default. The special value
+\fIkeyboard\fR
+indicates that keyboard input should be used. This option may be specified multiple times.
.SH "INPUT FORMAT"
.PP
\fBnsupdate\fR
- OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- PERFORMANCE OF THIS SOFTWARE.
-->
-<!-- $Id: nsupdate.html,v 1.36 2007/05/09 03:33:51 marka Exp $ -->
+<!-- $Id: nsupdate.html,v 1.37 2007/09/16 08:02:41 marka Exp $ -->
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
-<div class="cmdsynopsis"><p><code class="command">nsupdate</code> [<code class="option">-d</code>] [[<code class="option">-y <em class="replaceable"><code>[<span class="optional">hmac:</span>]keyname:secret</code></em></code>] | [<code class="option">-k <em class="replaceable"><code>keyfile</code></em></code>]] [<code class="option">-t <em class="replaceable"><code>timeout</code></em></code>] [<code class="option">-u <em class="replaceable"><code>udptimeout</code></em></code>] [<code class="option">-r <em class="replaceable"><code>udpretries</code></em></code>] [<code class="option">-v</code>] [filename]</p></div>
+<div class="cmdsynopsis"><p><code class="command">nsupdate</code> [<code class="option">-d</code>] [[<code class="option">-y <em class="replaceable"><code>[<span class="optional">hmac:</span>]keyname:secret</code></em></code>] | [<code class="option">-k <em class="replaceable"><code>keyfile</code></em></code>]] [<code class="option">-t <em class="replaceable"><code>timeout</code></em></code>] [<code class="option">-u <em class="replaceable"><code>udptimeout</code></em></code>] [<code class="option">-r <em class="replaceable"><code>udpretries</code></em></code>] [<code class="option">-R <em class="replaceable"><code>randomdev</code></em></code>] [<code class="option">-v</code>] [filename]</p></div>
</div>
<div class="refsect1" lang="en">
-<a name="id2543417"></a><h2>DESCRIPTION</h2>
+<a name="id2543426"></a><h2>DESCRIPTION</h2>
<p><span><strong class="command">nsupdate</strong></span>
is used to submit Dynamic DNS Update requests as defined in RFC2136
to a name server.
default is
3. If zero, only one update request will be made.
</p>
+<p>
+ The <code class="option">-R <em class="replaceable"><code>randomdev</code></em></code> option
+ specifies a source of randomness. If the operating system
+ does not provide a <code class="filename">/dev/random</code> or
+ equivalent device, the default source of randomness is keyboard
+ input. <code class="filename">randomdev</code> specifies the name of
+ a character device or file containing random data to be used
+ instead of the default. The special value
+ <code class="filename">keyboard</code> indicates that keyboard input
+ should be used. This option may be specified multiple times.
+ </p>
</div>
<div class="refsect1" lang="en">
-<a name="id2543645"></a><h2>INPUT FORMAT</h2>
+<a name="id2543674"></a><h2>INPUT FORMAT</h2>
<p><span><strong class="command">nsupdate</strong></span>
reads input from
<em class="parameter"><code>filename</code></em>
</p>
</div>
<div class="refsect1" lang="en">
-<a name="id2544648"></a><h2>EXAMPLES</h2>
+<a name="id2544677"></a><h2>EXAMPLES</h2>
<p>
The examples below show how
<span><strong class="command">nsupdate</strong></span>
</p>
</div>
<div class="refsect1" lang="en">
-<a name="id2544692"></a><h2>FILES</h2>
+<a name="id2544721"></a><h2>FILES</h2>
<div class="variablelist"><dl>
<dt><span class="term"><code class="constant">/etc/resolv.conf</code></span></dt>
<dd><p>
</dl></div>
</div>
<div class="refsect1" lang="en">
-<a name="id2544829"></a><h2>SEE ALSO</h2>
+<a name="id2544790"></a><h2>SEE ALSO</h2>
<p><span class="citerefentry"><span class="refentrytitle">RFC2136</span></span>,
<span class="citerefentry"><span class="refentrytitle">RFC3007</span></span>,
<span class="citerefentry"><span class="refentrytitle">RFC2104</span></span>,
</p>
</div>
<div class="refsect1" lang="en">
-<a name="id2544900"></a><h2>BUGS</h2>
+<a name="id2544860"></a><h2>BUGS</h2>
<p>
The TSIG key is redundantly stored in two separate files.
This is a consequence of nsupdate using the DST library
- OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- PERFORMANCE OF THIS SOFTWARE.
-->
-<!-- $Id: Bv9ARM.ch06.html,v 1.162 2007/09/12 02:32:26 marka Exp $ -->
+<!-- $Id: Bv9ARM.ch06.html,v 1.163 2007/09/16 08:02:41 marka Exp $ -->
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
from RFC 952 and RFC 821 as modified by RFC 1123.
</p>
<p><span><strong class="command">check-names</strong></span>
- applies to the owner names of A, AAA and MX records.
+ applies to the owner names of A, AAAA and MX records.
It also applies to the domain names in the RDATA of NS, SOA
and MX records.
It also applies to the RDATA of PTR records where the owner
projects / thirdparty / bind9.git / commitdiff
