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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 327201 $ -->
<refentry xml:id="function.snmp2-getnext" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>snmp2_getnext</refname>
<refpurpose>Fetch the <acronym>SNMP</acronym> object which follows the given object id</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>string</type><methodname>snmp2_getnext</methodname>
<methodparam><type>string</type><parameter>host</parameter></methodparam>
<methodparam><type>string</type><parameter>community</parameter></methodparam>
<methodparam><type>string</type><parameter>object_id</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>timeout</parameter><initializer>1000000</initializer></methodparam>
<methodparam choice="opt"><type>string</type><parameter>retries</parameter><initializer>5</initializer></methodparam>
</methodsynopsis>
<para>
The <function>snmp2_get_next</function> function is used to read the
value of the <acronym>SNMP</acronym> object that follows the specified
<parameter>object_id</parameter>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>host</parameter></term>
<listitem>
<para>
The hostname of the <acronym>SNMP</acronym> agent (server).
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>community</parameter></term>
<listitem>
<para>
The read community.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>object_id</parameter></term>
<listitem>
<para>
The <acronym>SNMP</acronym> object id which precedes the wanted one.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>timeout</parameter></term>
<listitem>
<para>
The number of microseconds until the first timeout.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>retries</parameter></term>
<listitem>
<para>
The number of times to retry if timeouts occur.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns <acronym>SNMP</acronym> object value on success or &false; on error.
In case of an error, an E_WARNING message is shown.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Using <function>snmp2_get_next</function></title>
<programlisting role="php">
<![CDATA[
<?php
$nameOfSecondInterface = snmp2_get_next('localhost', 'public', 'IF-MIB::ifName.1';
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>snmp2_get</function></member>
<member><function>snmp2_walk</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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