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>snmpwalkoid</H1
><DIV
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></A
><P
> (PHP 3>= 3.0.8, PHP 4 )</P
>snmpwalkoid -- Query for a tree of information about a network entity
</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN86743"
></A
><H2
>Description</H2
>array <B
CLASS="methodname"
>snmpwalkoid</B
> ( string hostname, string community, string object_id [, int timeout [, int retries]])<BR
></BR
><P
> Returns an associative array with object ids and their respective
object value starting from the <TT
CLASS="parameter"
><I
>object_id</I
></TT
>
as root and <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on error.
</P
><P
> <B
CLASS="function"
>snmpwalkoid()</B
> function is used to read all
object ids and their respective values from an SNMP agent
specified by the <TT
CLASS="parameter"
><I
>hostname</I
></TT
>. Community specifies the read
<TT
CLASS="parameter"
><I
>community</I
></TT
> for that agent. A <TT
CLASS="constant"
><B
>NULL</B
></TT
>
<TT
CLASS="parameter"
><I
>object_id</I
></TT
> is taken as the root of the SNMP
objects tree and all objects under that tree are returned as an
array. If <TT
CLASS="parameter"
><I
>object_id</I
></TT
> is specified, all the
SNMP objects below that <TT
CLASS="parameter"
><I
>object_id</I
></TT
> are
returned.
</P
><P
> The existence of <B
CLASS="function"
>snmpwalkoid()</B
> and
<A
HREF="function.snmpwalk.html"
><B
CLASS="function"
>snmpwalk()</B
></A
> has historical reasons. Both
functions are provided for backward compatibility.
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><A
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></A
><P
></P
><TABLE
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><TD
><PRE
CLASS="php"
>$a = snmpwalkoid("127.0.0.1", "public", "");</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
>
</P
><P
> Above function call would return all the SNMP objects from the
SNMP agent running on localhost. One can step through the values
with a loop
<DIV
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><A
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></A
><P
></P
><TABLE
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><TR
><TD
><PRE
CLASS="php"
>for (reset($a); $i = key($a); next($a)) {
echo "$i: $a[$i]<br>\n";
}</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
>
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