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H3CWX2540H无线控制器网络管理和监控配置-PoE配置
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2019-03-08
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H3CWX2540H无线控制器网络管理和监控配置-PoE配置使用说明书
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目 录
1 PoE ···························································································································· 1-1
1.1 PoE简介 ··················································································································· 1-1
1.1.1 PoE概述 ·········································································································· 1-1
1.1.2 协议规范 ·········································································································· 1-2
1.2 PoE配置任务简介 ······································································································· 1-2
1.3 开启PoE接口的PoE功能 ······························································································ 1-3
1.4 开启非标准PD检测功能 ······························································································· 1-4
1.5 配置PoE接口功率管理 ································································································· 1-4
1.6 PoE监控功能 ············································································································· 1-6
1.6.1 监控PSE ·········································································································· 1-6
1.6.2 配置PoE过温保护功能 ························································································ 1-6
1.7 通过PoE Profile配置PoE接口 ························································································ 1-7
1.7.1 定义PoE Profile的内容 ························································································ 1-8
1.7.2 应用PoE Profile ································································································· 1-8
1.8 在线升级PSE固件 ······································································································· 1-9
1.9 PoE显示和维护 ········································································································ 1-10
1.10 PoE典型配置举例 ··································································································· 1-10
1.11 常见配置错误举例 ··································································································· 1-11
1.11.1 配置PoE接口优先级为critical不成功 ··································································· 1-11
1.11.2 应用PoE Profile到PoE接口不成功 ······································································ 1-12
1-1
1 PoE
设备各款型对于本节所描述的特性支持情况有所不同,详细差异信息如下:
系列 型号 特性 描述
WX2500H系列
WX2510H
WX2510H-F
WX2540H
WX2540H-F
WX2560H
PoE
WX2510H支持
WX2510H-F支持
WX2540H不支持
WX2540H-F不支持
WX2560H不支持
WX3000H系列
WX3010H
WX3010H-X
WX3010H-L
WX3024H
WX3024H-L
WX3024H-F
支持
WX3500H系列
WX3508H
WX3510H
WX3520H
WX3520H-F
WX3540H
不支持
WX5500E系列
WX5510E
WX5540E
不支持
WX5500H系列
WX5540H
WX5560H
WX5580H
不支持
AC插卡系列
LSUM1WCME0
EWPXM1WCME0
LSQM1WCMX20
LSUM1WCMX20RT
LSQM1WCMX40
LSUM1WCMX40RT
EWPXM2WCMD0F
EWPXM1MAC0F
不支持
1.1 PoE
简介
1.1.1 PoE概述
PoE(Power over Ethernet,以太网供电),又称远程供电,是指设备通过以太网电口,利用双绞
线对外接 PD(Powered Device,受电设备)进行远程供电。
1-2
1. PoE相关概念
PoE系统如 图 1-1
所示,包括PoE电源、PSE(Power Sourcing Equipment,供电设备)、PI(Power
Interface,电源接口)和PD。
(1) PoE 电源为整个 PoE 系统供电。
(2) PSE:直接给 PD 供电的设备。PSE 支持的主要功能包括寻找、检测 PD,对 PD 分类,并向
其供电,进行功率管理,实时监控,检测与 PD 的连接是否断开等。PSE 分为内置(Endpoint)
和外置(Midspan)两种:
• 外置指的是 PSE 与设备相互独立。
• 内置指的是 PSE 集成在设备内部。H3C PSE 均采用内置方式。
(3) PI:具备 PoE 供电能力的以太网接口,也称为 PoE 接口。
(4) PD:接受 PSE 供电的设备,如 IP 电话、无线 AP(Access Point,接入点)、便携设备充电
器、刷卡机、网络摄像头等。PD 设备在接受 PoE 电源供电的同时,可以连接其他电源,进行
电源冗余备份。
图1-1 PoE 系统示意图
2. PoE的优点
• 可靠:电源集中供电,备份方便;
• 连接简捷:网络终端不需外接电源,只需要一根网线;
• 标准:符合 IEEE 802.3af 标准,使用全球统一的电源接口;
• 应用前景广泛:可以用于 IP 电话、无线 AP(Access Point,接入点)、便携设备充电器、POS
机、网络摄像头等。
1.1.2 协议规范
与 PoE 相关的协议规范为:IEEE 802.3af。
1.2 PoE
配置任务简介
配置 PoE 接口有两种方式:
• 通过命令行配置;
• 通过配置 PoE Profile,并将 PoE Profile 应用到指定的 PoE 接口。
两种方式的作用一样,可以根据具体的需求选择:配置单独 PoE 接口时,一般采用命令行配置;而
批量配置 PoE 接口时,一般采用 PoE Profile 配置。
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