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網(wǎng)絡(luò)工程師案例分析每日一練試題內(nèi)容(2025/6/2)
試題一(共20分)
閱讀以下說(shuō)明,回答問(wèn)題1至問(wèn)題3,將解答填入答題紙對(duì)應(yīng)的解答欄內(nèi)。
【說(shuō)明】
某校園宿舍WLAN網(wǎng)絡(luò)拓?fù)浣Y(jié)構(gòu)如圖1-1所示,數(shù)據(jù)規(guī)劃如表1-1內(nèi)容所示。該網(wǎng)絡(luò)采用敏捷分布式組網(wǎng)在每個(gè)宿舍部署一個(gè)AP,AP連接到中心AP,所有AP和中心AP統(tǒng)一由AC進(jìn)行集中管理,為每個(gè)宿舍提供高質(zhì)量的WLAN網(wǎng)絡(luò)覆蓋。
圖1-1
表1-1
【問(wèn)題1】(10分)
補(bǔ)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和其他網(wǎng)絡(luò)設(shè)備互通
[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) //實(shí)現(xiàn)端口隔離
[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上線
[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業(yè)務(wù)參數(shù)
[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
【問(wèn)題2】(6分)
上述網(wǎng)絡(luò)配置命令中,AP的認(rèn)證方式是(11)方式,通過(guò)配置(12)配置。
(11)~(12)備選答案:
A、MAC
B、SN
C、AP地址
D、AP組
將AP加電后,執(zhí)行(13)命令可以查看到AP是否正常上線。
(13)備選答案:
A. display ap all
B. display vap ssid
【問(wèn)題3】(4分)
1.組播報(bào)文對(duì)無(wú)線網(wǎng)絡(luò)空口的影響主要是(14),隨著業(yè)務(wù)數(shù)據(jù)轉(zhuǎn)發(fā)的方式不同,組播報(bào)文的抑制分別在(15)和(16)配置。
2.該網(wǎng)絡(luò)AP部署在每一間宿舍的原因是(17)。
信管網(wǎng)試題答案與解析:m.xiexiliangjiufa.com/exam/ExamDayAL.aspx?t1=8&day=2025/6/2
信管網(wǎng)考友試題答案分享:
信管網(wǎng)cnit**************:
100 101
10.23.101.2
ac
enable
china
default
68a8-2845-62fd
a123456
vlan-net
vlan1
a
c
a
方便控制
信管網(wǎng)cnit**************:
1.100 101
2.10.23.101.2 255.255.255.0
3.ac
4.enable
5.cn
6.default
7.
8.a1234567
9.wlan-net
10.101
a
d
a
14.干擾
15.
16.
17.ap信號(hào)受障礙物阻擋。
信管網(wǎng)cnit**************:
(1)100 101
(2)10.23.101.1/24
(3)ac
(4)enable
(5)cn
(6)default
(7)ge0/0/1
(8)a1234567
(9)wlan-net
(10)100(11)a
(12)d
(13)a(14)以低速的方式轉(zhuǎn)發(fā)組播報(bào)文,易造成無(wú)線空口擁堵
(15)switch a
(16)ac
(17)增強(qiáng)無(wú)線信號(hào)
信管網(wǎng)cnit**************:
(1)100 101(2)10.23.101.2 255.255.255.0
(3)ac(4)enable(5)cn(6)default
(7)vlanif100(8)a1234567(9)wlan-net(10)101ada空口轉(zhuǎn)發(fā),影響轉(zhuǎn)發(fā)效率
ac和連接ac的switch a
避免信號(hào)穿墻造成信號(hào)衰減,同時(shí)減少信號(hào)死角
信管網(wǎng)cnit**************:
1 101
2 10.23.0.2
3 ac
4 enable
5 ?
6 ?
7 ge0/0/1
8 a1234567
9 wlan-net
10 100
11 mac
12 c
1a a
14 影響傳輸效率
15 ap
16 ac
17 信號(hào)衰減
信管網(wǎng)試題答案與解析:
m.xiexiliangjiufa.com/exam/ExamDayAL.aspx?t1=8&day=2025/6/2