10、WLAN的结构分为独立式WLAN和（）
10、WLAN的结构分为独立式WLAN和（）
参考答案和解析
公众无线局域网（PWLAN）由端站（STA.、接入点（AP）、接入控制器（AC.、AAA服务器以及网元管理单元组成。
相关考题：
WCDMA和WLAN的融合,以解决()A.WCDMA网络可利用WLAN高速数据传输的特点弥补数据传输速率受限的不足B.WLAN可利用WCDMA完善的鉴权与计费机制C.WLAN可利用WCDMA完善的鉴权与计费机制D.WLAN可结合WCDMA网络广覆盖的特点进行多接入切换
WLAN用户使用WLAN时，无法搜索WLAN信号或信号弱，可能出现该问题的原因()A.WLAN基站可能已经撤消B.客户所处位置无WLAN覆盖或者客户距离WLAN设备较远C.WLAN基站故障D.终端WLAN的功能没有开启
下面关于WLAN的说法，错误的是（）A、WLAN又称无线宽带；B、WLAN无线接入带宽有11M、54M、108M；C、WLAN是用基站的无线信号实现业务区域无线宽带覆盖；D、AP是WLAN的无线接入设备。
WLAN流量计费产品生效扣费说明正确的是（）A、未开通WLAN或仅开通WLAN基础功能的客户直接开通WLAN流量计费产品当天生效B、WLAN流量包之间的变更次月生效C、WLAN流量包月取消次月生效D、原为WLAN时长套餐则提醒客户取消时长套餐下周期生效后再办理流量资费
关于WLAN业务说法正确的是（）。A、WLAN业务受理过程中用户发送和接收的短信免费。B、客户更改或取消WLAN套餐计划，均从下一个计费月开始执行，当月的WLAN套餐计划不能更改或取消。C、WLAN业务采取按时长计费，计费单位为分钟。D、WLAN业务不提供国际漫游，但是目前支持热点地区和不同运营商之间的漫游。
关于WLAN上网业务描述错误的是？（）A、WLAN的业务品牌是随e行B、WLAN上网可提供高达11M速率C、WLAN热点区域一般由天线、AC和以太网交换机等组成。D、目前WLAN上网认证的主要方式是WEB认证
A technician is troubleshooting a WLAN card in a laptop. The wireless infrastructure is 802.11g. The WLAN card is showing connected at 11Mbps. Which of the following would be the BEST reason why the WLAN card is performing at that speed?（） A、The WLAN card is 802.11g.B、The WLAN card is 802.11b.C、The WLAN card is 802.11n.D、The WLAN card is 802.11a.
单选题A technician is troubleshooting a WLAN card in a laptop. The wireless infrastructure is 802.11g. The WLAN card is showing connected at 11Mbps. Which of the following would be the BEST reason why the WLAN card is performing at that speed?（）AThe WLAN card is 802.11g.BThe WLAN card is 802.11b.CThe WLAN card is 802.11n.DThe WLAN card is 802.11a.
多选题Which two WLAN implementation statements are true？（）AAn autonomous wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by a WLAN solution engine （WLSE/WLSM）.BAn autonomous wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by the Cisco Wireless Control System （WCS）.CA lightweight wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by a WLAN solution engine （WLSE/WLSM）.DA lightweight wireless solution consists of autonomous access points （APs）， which are managed by a WLAN solution engine （WLSE/WLSM）.EA lightweight wireless solution includes lightweight APs and WLAN controllers. The APs and the WLAN controllers are managed by the Cisco Wireless Control System （WCS）.
填空题根据WLAN质量检查体系，为了保证wlan业务的使用和网络质量，wlan信号强度应该大于（）dbm，信噪比应该控制在（）db—（）db之间.