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149 lines
5.7 KiB
HTML
149 lines
5.7 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Fetch all the SNMP objects from an agent</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.snmp2-walk" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">snmp2_walk</h1>
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<p class="verinfo">(PHP >= 5.2.0)</p><p class="refpurpose"><span class="refname">snmp2_walk</span> — <span class="dc-title">Fetch all the <acronym title="Simple Network Management Protocol">SNMP</acronym> objects from an agent</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.snmp2-walk-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>snmp2_walk</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$host</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$community</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$object_id</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$timeout</code><span class="initializer"> = 1000000</span></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$retries</code><span class="initializer"> = 5</span></span>
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]] ) : <span class="type">array</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>snmp2_walk()</strong></span> function is used to read all the values from
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an <acronym title="Simple Network Management Protocol">SNMP</acronym> agent specified by the <code class="parameter">hostname</code>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.snmp2-walk-parameters">
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<h3 class="title">参数</h3>
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<dl>
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<dt>
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<code class="parameter">host</code></dt>
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<dd>
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<p class="para">
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The SNMP agent (server).
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</p>
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</dd>
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<dt>
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<code class="parameter">community</code></dt>
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<dd>
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<p class="para">
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The read community.
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</p>
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</dd>
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<dt>
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<code class="parameter">object_id</code></dt>
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<dd>
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<p class="para">
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If <strong><code>NULL</code></strong>, <code class="parameter">object_id</code> is taken as the root of
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the <acronym title="Simple Network Management Protocol">SNMP</acronym> objects tree and all objects under that tree are returned as
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an array.
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</p>
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<p class="para">
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If <code class="parameter">object_id</code> is specified, all the <acronym title="Simple Network Management Protocol">SNMP</acronym> objects
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below that <code class="parameter">object_id</code> are returned.
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</p>
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</dd>
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<dt>
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<code class="parameter">timeout</code></dt>
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<dd>
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<p class="para">
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The number of microseconds until the first timeout.
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</p>
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</dd>
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<dt>
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<code class="parameter">retries</code></dt>
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<dd>
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<p class="para">
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The number of times to retry if timeouts occur.
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</p>
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</dd>
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</dl>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.snmp2-walk-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns an array of <acronym title="Simple Network Management Protocol">SNMP</acronym> object values starting from the
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<code class="parameter">object_id</code> as root or <strong><code>FALSE</code></strong> on error.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.snmp2-walk-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-5569">
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<p><strong>Example #1 <span class="function"><strong>snmp2_walk()</strong></span> Example</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$a </span><span style="color: #007700">= </span><span style="color: #0000BB">snmp2_walk</span><span style="color: #007700">(</span><span style="color: #DD0000">"127.0.0.1"</span><span style="color: #007700">, </span><span style="color: #DD0000">"public"</span><span style="color: #007700">, </span><span style="color: #DD0000">""</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$a </span><span style="color: #007700">as </span><span style="color: #0000BB">$val</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$val</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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<p class="para">
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Above function call would return all the <acronym title="Simple Network Management Protocol">SNMP</acronym> objects from the
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<acronym title="Simple Network Management Protocol">SNMP</acronym> agent running on localhost. One can step through the values
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with a loop
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.snmp2-walk-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="snmp2_real_walk.html" class="function" rel="rdfs-seeAlso">snmp2_real_walk()</a> - Return all objects including their respective object ID within the specified one</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |