# snmp2_real_walk

(PHP >= 5.2.0, PHP 7, PHP 8)

snmp2_real_walk — Return all objects including their respective object ID within the specified one

### 说明

snmp2_real_walk(
string `$hostname`,
string `$community`,
array|string `$object_id`,
int `$timeout` = -1,
int `$retries` = -1
): array|false

The snmp2_real_walk() function is used to traverse over a number of SNMP objects starting from `object_id` and return not only their values but also their object ids.

### 参数

`hostname`

  The hostname of the SNMP agent (server).

`community`

  The read community.

`object_id`

  The SNMP object id which precedes the wanted one.

`timeout`

  The number of microseconds until the first timeout.

`retries`

  The number of times to retry if timeouts occur.

### 返回值

Returns an associative array of the SNMP object ids and their values on success or `false` on error. In case of an error, an E_WARNING message is shown.

### 示例

示例 #1 Using snmp2_real_walk()

`<?php
print_r(snmp2_real_walk("localhost", "public", "IF-MIB::ifName"));
?>`

The above will output something like:

    Array
          (
          [IF-MIB::ifName.1] => STRING: lo
          [IF-MIB::ifName.2] => STRING: eth0
          [IF-MIB::ifName.3] => STRING: eth2
          [IF-MIB::ifName.4] => STRING: sit0
          [IF-MIB::ifName.5] => STRING: sixxs
        )

### 参见

- snmp2_walk() - Fetch all the SNMP objects from an agent

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