# SNMP::setSecurity

(PHP 5 >= 5.4.0, PHP 7, PHP 8)

SNMP::setSecurity — Configures security-related SNMPv3 session parameters

### 说明

public SNMP::setSecurity(
string `$securityLevel`,
string `$authProtocol` = "",
string `$authPassphrase` = "",
string `$privacyProtocol` = "",
string `$privacyPassphrase` = "",
string `$contextName` = "",
string `$contextEngineId` = ""
): bool

setSecurity configures security-related session parameters used in SNMP protocol version 3

### 参数

`securityLevel`

  the security level (noAuthNoPriv|authNoPriv|authPriv)

`authProtocol`

  the authentication protocol (MD5 or SHA)

`authPassphrase`

  the authentication pass phrase

`privacyProtocol`

  the privacy protocol (DES or AES)

`privacyPassphrase`

  the privacy pass phrase

`contextName`

  the context name

`contextEngineId`

  the context EngineID

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 示例

示例 #1 SNMP::setSecurity() example

`<?php
$session = new SNMP(SNMP::VERSION_3, $hostname, $rwuser, $timeout, $retries);
$session->setSecurity('authPriv', 'MD5', $auth_pass, 'AES', $priv_pass, '', 'aeeeff');
?>`

### 参见

- SNMP::__construct() - Creates SNMP instance representing session to remote SNMP agent

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