<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Get Internet service which corresponds to port and protocol</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.getservbyname.html">getservbyname</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.header-register-callback.html">header_register_callback</a></div> <div class="up"><a href="ref.network.html">Network Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.getservbyport" class="refentry"> <div class="refnamediv"> <h1 class="refname">getservbyport</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">getservbyport</span> — <span class="dc-title">Get Internet service which corresponds to port and protocol</span></p> </div> <div class="refsect1 description" id="refsect1-function.getservbyport-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><strong>getservbyport</strong></span> ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$port</code></span> , <span class="methodparam"><span class="type">string</span> <code class="parameter">$protocol</code></span> )</div> <p class="para rdfs-comment"> <span class="function"><strong>getservbyport()</strong></span> returns the Internet service associated with <em><code class="parameter">port</code></em> for the specified <em><code class="parameter">protocol</code></em> as per <var class="filename">/etc/services</var>. </p> </div> <div class="refsect1 parameters" id="refsect1-function.getservbyport-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">port</code></em></span> <dd> <p class="para"> The port number. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">protocol</code></em></span> <dd> <p class="para"> <em><code class="parameter">protocol</code></em> is either <em>"tcp"</em> or <em>"udp"</em> (in lowercase). </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.getservbyport-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the Internet service name as a string. </p> </div> <div class="refsect1 seealso" id="refsect1-function.getservbyport-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.getservbyname.html" class="function" rel="rdfs-seeAlso">getservbyname()</a> - Get port number associated with an Internet service and protocol</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.getservbyname.html">getservbyname</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.header-register-callback.html">header_register_callback</a></div> <div class="up"><a href="ref.network.html">Network Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>