H3C医疗行业WLAN解决方案
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目 录
1 WLAN定位配置 ············································································································ 1-1
1.1 WLAN 定位简介 ········································································································· 1-1
1.2 配置WLAN定位 ········································································································· 1-3
1.3 WLAN定位显示与维护 ································································································ 1-5
1.4 WLAN定位基本服务配置举例 ······················································································· 1-5
1
WLAN定位配置
1.1 WLAN 定位简介
无线定位技术利用基于WiFi技术的RFID(Radio Frequency Identification,射频识别)和传感器
等设备,实现定位、追踪和监测特定目标。AP将收集的Tag或MU信息发送到定位服务器,通过
定位服务器进行位置计算,然后由定位服务器将计算的位置数据传给图形软件。在图形软件上用户
可以通过地图、表格或者报告等多种形式直观的获取待定位物资的位置信息。
H3CWLAN⽹络配置与维护第1讲FATAP基础配置篇
(1.0.1)
H3C WLAN⽹络配置与维护第⼀讲FAT AP基础配置篇
杭州华三通信技术有限公司
版权所有侵权必究All rights reserved
⽬录1 前⾔ 3
2 课程⽬标 3
3 配置准备 3
3.1 通过console⼝连接FAT AP 3
3.2 在PC机上运⾏终端仿真程序 3
3.3 FAT AP上电,进⼊⽤户视图 4
4 基本配置命令 5
5 ⽆线特性配置命令 5
5.1 配置WLAN接⼝ 5
5.2 配置服务模板 5
5.2.1 ⾮加密⽅式(明⽂)--clear 6
5.2.2 加密⽅式(密⽂)--crypto 6
5.3 配置射频接⼝7
5.3.1 查看射频卡类型、发射功率、信道7
5.3.2 配置射频卡信道7
5.3.3 配置发射功率8
5.3.4 配置射频策略8
5.3.5 关闭射频接⼝/开启射频接⼝8
6 配置实战8
6.1 业务需求8
6.2 组⽹图9
6.3 交换机配置操作步骤9
6.4 AP配置操作步骤10
6.5 配置验证12
6.5.1 本地局域⽹互联情况验证126.5.2 上⾏链路状态验证13
6.5.3 本地⽆线业务验证13 附件⼀:交换机配置⽂件13 附件⼆:AP配置⽂件15
1 前⾔
构建WLAN⽹络可以采⽤两种⽅式,⼀种是FAT AP模式,也就是我们常说的胖AP,FAT AP不能集中管理,只能⼀台⼀台的配置和管理,对于⽆线覆盖范围有限,AP数⽬较少的情况⽐较合适。另⼀种⽅式是采⽤⽆线控制器AC加FIT AP(瘦AP)组⽹,采⽤这种⽅式FIT AP不需要配置,所有配置和版本都从AC上下载,⽅便管理和维护;这也说明了FIT AP离开了AC是不能⼯作的,⽽FAT AP是独⽴⼯作的,不需要AC的配合。
⽬前我们在北京运营商⽆线项⽬中采⽤的AP都是双模的,它们可以通过命令⾏切换成FAT AP或FIT AP模式。由于当前客户订购的设备中没有⽆线控制器,AP仍以FAT AP⽅式开局。我们提供的AP默认出⼚设置成FAT AP⽅式。这⾥我们先介绍FATAP的基本配置和调试⽅法。
目 录
1 WLAN RRM ······································································································································· 1-1 1.1 WLAN RRM简介 ······························································································································· 1-1 1.1.1 信道调整 ································································································································· 1-1 1.1.2 功率调整 ································································································································· 1-2 1.2 WLAN RRM配置任务简介 ················································································································· 1-4 1.3 配置射频速率 ····································································································································· 1-5 1.3.1 配置802.11a/802.11b/802.11g射频速率 ················································································ 1-5 1.3.2 配置802.11n射频速率 ············································································································ 1-6 1.3.3 配置802.11ac射频速率 ·········································································································· 1-9 1.4 配置信道排除 ··································································································································· 1-11 1.5 配置最大带宽参考值························································································································ 1-12 1.6 配置802.11g保护功能 ····················································································································· 1-13 1.6.1 开启802.11g保护功能 ·········································································································· 1-13 1.6.2 配置802.11g保护方式 ·········································································································· 1-13 1.7 配置802.11n保护功能 ····················································································································· 1-14 1.7.1 开启802.11n保护功能 ·········································································································· 1-14 1.7.2 配置802.11n保护方式 ·········································································································· 1-15 1.8 配置自动信道调整 ··························································································································· 1-15 1.8.1 配置定时触发自动信道调整 ·································································································· 1-15 1.8.2 执行手动触发自动信道调整 ·································································································· 1-16 1.8.3 配置影响自动信道调整的可选参数 ······················································································· 1-16 1.9 配置Mesh自动信道调整 ·················································································································· 1-17 1.9.1 配置定时触发Mesh自动信道调整 ························································································· 1-17 1.9.2 配置手动触发Mesh自动信道调整 ························································································· 1-17 1.10 执行信道固化 ································································································································· 1-18 1.11 配置自动功率调整 ························································································································· 1-19 1.11.1 配置定时触发自动功率调整 ································································································ 1-19 1.11.2 执行手动触发自动功率调整 ································································································ 1-19 1.11.3 配置影响自动功率调整的可选参数 ····················································································· 1-20 1.11.4 配置最小发射功率··············································································································· 1-20 1.12 执行功率固化 ································································································································· 1-21 1.13 配置RRM保持调整组····················································································································· 1-21 1.14 配置无线扫描 ································································································································· 1-22 1.15 配置射频的功率限制······················································································································ 1-22 1.16 配置干扰告警功能 ························································································································· 1-23 1.17 WLAN RRM显示和维护 ················································································································ 1-23 1.18 负载均衡 ········································································································································ 1-24 1.18.1 负载均衡简介 ······················································································································ 1-24 1.18.2 负载均衡配置任务简介 ······································································································· 1-26 1.18.3 配置负载均衡的模式 ··········································································································· 1-27 1.18.4 配置基于负载均衡组的负载均衡 ························································································· 1-28 1.18.5 配置影响负载均衡的可选参数 ····························································································· 1-29 1.18.6 负载均衡显示和维护 ··········································································································· 1-29 1.19 频谱导航 ········································································································································ 1-29 1.19.1 配置准备 ····························································································································· 1-30 1.19.2 开启全局频谱导航功能 ······································································································· 1-30 1.19.3 开启AP频谱导航功能 ·········································································································· 1-31 1.19.4 配置频谱导航参数··············································································································· 1-31 1.20 WLAN RRM典型配置举例 ············································································································· 1-31 1.20.1 自动信道调整典型配置举例 ································································································ 1-31 1.20.2 Mesh自动信道调整典型配置举例 ······················································································· 1-33 1.20.3 自动功率调整典型配置举例 ································································································ 1-33 1.20.4 RRM保持调整组配置举例 ··································································································· 1-35 1.21 负载均衡典型配置举例 ·················································································································· 1-37 1.21.1 会话模式的AP负载均衡配置举例 ························································································ 1-37 1.21.2 流量模式的AP负载均衡配置举例 ························································································ 1-38 1.21.3 会话模式的负载均衡组配置举例 ························································································· 1-40 1.21.4 流量模式的负载均衡组配置举例 ························································································· 1-42 1.22 频谱导航配置举例 ························································································································· 1-44 1.22.1 频谱导航配置举例··············································································································· 1-44
可以同时工作在802.1A,802.1G模式的AP
WA-2110-AG
WA-2220-AG
WA-2220X-AG
WA-1208E-AGP
WA-2210-AG
单选:根据电磁波传播特征,在其他条件相同的情况下,电磁波频率与其覆盖范围之间关系描述正确的是:
电磁波频率越高,其覆盖范围越大
电磁波频率越高,其覆盖范围越小
电磁波频率与其覆盖范围之间没有必然关系
单选:802.11网络的介质访问机制为:
在此机制中,当发送方检测到媒体空闲时?
A:CSMA/CD, 等待IFS时间长度以后,立即发送数据,如果产生冲突则启动一个定时器BACK-OFF TIMER,当定时器倒计时到零时再次重新发送报文
B: CSMA/Ca, 等待IFS时间长度以后,启动一个定时器BACK-OFF TIMER,当定时器倒计时到零时发送报文
C: CSMA/Cd, 等待IFS时间长度以后,启动一个定时器BACK-OFF TIMER,当定时器倒计时到零时发送报文
D: CSMA/Ca, 等待IFS时间长度以后,立即发送数据,如果产生冲突则启动一个定时器BACK-OFF TIMER,当定时器倒计时到零时再次重新发送报文
原有WLAN分合路系统采用802.11B标准,并且AP使用WLAN干放进行功率放大,现升级改造,将802.11B升级为802.11G,是否可以直接利用原室内分布式系统WLAN干放?
A:可以 B:不可以
使用AP无线桥接时需要注意:
A:;两个AP必须工作在相同信道上
B:本端AP正确配置对端AP的MAC地址,即PEER-MAC
C:两端天线角度是否对准
D:AP间距离是否合适,中间是否有障碍物
单选:当对AP进行测试时,开启哪一个软件对AP性能产生影响
A:securecrt
B:network stumbler
C:ethereal
D:microsoft wireless zero configuration