试题一(共20分)

阅读以下说明，回答问题1至问题3，将解答填入答题纸对应的解答栏内。

【说明】

某校园宿舍WLAN网络拓扑结构如图1-1所示，数据规划如表1-1内容所示。该网络采用敏捷分布式组网在每个宿舍部署一个AP，AP连接到中心AP，所有AP和中心AP统一由AC进行集中管理，为每个宿舍提供高质量的WLAN网络覆盖。

图1-1

表1-1

【问题1】（10分）

补充命令片段的配置。

1.Router 的配置文件

[Huawei] sysname Router

[Router] vlan batch(1)

[Router] interface gigabitethernet 1/0/0

[Router GigabitEthernet 1/0/0] port link-type trunk

[Router GigabitEthernet 1/0/0] port trunk allow-pass vlan 101

[Router GigabitEthernet 1/0/0] quit

[Router] interface vlanif 101

[Router-Vlanifl01]ip address (2)

[Router-Vlanifl01]quit

2.AC的配置文件

#配置AC和其他网络设备互通

[HUAWEI]sysname (3)

[AC] vlan batch 100 101

[AC] interface gigabitethernet 0/0/1

[AC-GigabitEthernet0/0/1] port link -type trunk

[AC-GigabitEthernet0/0/1] port trunk pvid vlan 100

[AC-GigabitEthernet0/0/1] port trunk allow-pass vlan 100

[AC-GigabitEthernet0/0/1] port-isolate(4) //实现端口隔离

[AC-GigabitEthernet0/0/1] quit

[AC] interface gigabitethernet 0/0/2

[AC-GigabitEthernet0/0/2] port link-type trunk

[AC-GigabitEthernet0/0/2] port trunk allow-pass vlan 101

[AC-GigabitEthernet0/0/2] quit

#配置中心AP和AP上线

[AC] wlan

[AC-wlan-view] ap-group name ap-groupl

[AC-wlan-ap-group-ap-group1] quit

[AC-wlan-view] regulatory-domain-profile name default

[AC-wlan-regulate-domain-default] country-code (5)

[AC-wlan-regulate domain-default] quit

[AC-wlan-view]ap-group name ap-group1

[AC-wlan-ap-group-ap-group1] regulatory-domain-profile(6)

Warning: Modifying the country code will clear channel, power and antenna gain config

Of the config send reset the AP Continue?[Y/N]:y

[AC-wlan-ap-group-ap-group1]quit

[AC-wlan-view]quit

[AC]capwap source interface(7)

[AC] wlan

[AC-wlan-view] ap auth mode mac-auth

[AC-wlan-view] ap-id 0 ap-mac 68a8-2845-62fd//中心AP的MAC地址

[AC-wlan-ap-0] ap-name central AP

Warning: This operation may cause AP reset Continue?[Y/N]:y

[AC-wlan-ap-0] ap-group ap-group1

Warning: This operation may cause AP reset.If the country code changes,it will clear channel,power and antenna gain configuration s of the radio,Whether to continue?[Y/N]:y

[AC- wlan-ap-0] quit

其他相同配置略去

#配置WLAN业务参数

[AC-wlan-view] security-profile name wlan-net

[AC-wlan-sec-prof-wlan-net] security wpa-wpa2 psk pass-phrase(8) aes

[AC-wlan-sec-prof-wlan-net] quit

[AC-wlan-view] ssid-profile name wlan-net

[AC-wlan-ssid-prof-wlan-net] ssid(9)

[AC-wlan-ssid-prof-wlan-net] quit

[AC-wlan-view] vap-profile name wlan-net

[AC-wlan-vap-prof-wlan-net] forward-mode tunnel

[AC-wlan-vap-prof-wlan-net] service-vlan vlan-id(10)

[AC-wlan-vap-prof-wlan-net] security-profile wlan-net

[AC-wlan-vap-prof-wlan-net] ssid-profile wlan-net

[AC-wlan-vap-prof-wlan-net] quit

[AC-wlan-view] ap-group name ap-group1

[AC-wlan-ap-group-ap-groupl] vap-profile wlan-net wlan 1 radio 0

[AC-wlan-ap-group-ap-group1] vap-profile wlan-net wlan 1 radio 1

[AC-wlan-ap-group-ap-group1] quit

【问题2】（6分）

上述网络配置命令中，AP的认证方式是（11）方式，通过配置（12）配置。

（11）~（12）备选答案：

A、MAC

B、SN

C、AP地址

D、AP组

将AP加电后，执行（13）命令可以查看到AP是否正常上线。

(13)备选答案：

A. display ap all

B. display vap ssid

【问题3】(4分)

1.组播报文对无线网络空口的影响主要是（14），随着业务数据转发的方式不同，组播报文的抑制分别在（15）和（16）配置。

2.该网络AP部署在每一间宿舍的原因是(17)。