Fetch all the SNMP objects from an agent

snmpset
snmpwalkoid
SNMP Functions
PHP Manual

# snmpwalk

(PHP 4, PHP 5)

snmpwalk — Fetch all the SNMP objects from an agent

### Description

array snmpwalk ( string `$hostname` , string `$community` , string `$object_id` [, int `$timeout` [, int `$retries` ]] )

snmpwalk() function is used to read all the values from an SNMP agent specified by the `hostname`.

### Parameters

`hostname`

  The SNMP agent.

`community`

  The read community.

`object_id`

  If `NULL`, `object_id` is taken as the root of the SNMP objects tree and all objects under that tree are returned as an array.

  If `object_id` is specified, all the SNMP objects below that `object_id` are returned.

`timeout`

  The number of microseconds until the first timeout.

`retries`

### Return Values

Returns an array of SNMP object values starting from the `object_id` as root or `FALSE` on error.

### Examples

Example #1 snmpwalk() Example

`<?php
$a = snmpwalk("127.0.0.1", "public", "");
foreach ($a as $val) {
echo "$val\n";
}
?>`

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

### See Also

- snmpwalkoid() - Query for a tree of information about a network entity

snmpset
snmpwalkoid
SNMP Functions
PHP Manual