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Muhandislik maktablarida elektron laboratoriya uchun Huawei eNSP dan foydalangan holda WLAN simulyatsiyalari

Aprel 2020

DOI: 10.9790 / 2834-1502014770

Mualliflar:

Erik DEUSSOM

2.26Kamerunning milliy rivojlangan muhandislik maktabi

Erik Mishel

Dupleks Stiv Mbieda Petmegni

4.15Buea universiteti, Texnologiya kolleji

Dupleks Stiv

5 ta muallifning barchasini ko'rsatish

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Adabiyotlar (10)

Raqamlar (19)

Xulosa va raqamlar

Simsiz LAN (WLAN) - bu simsiz aloqa yordamida ikki yoki undan ortiq qurilmani bog'laydigan, uy, maktab, kompyuter laboratoriyasi, talabalar shaharchasi yoki ofis binosi kabi cheklangan hududda mahalliy tarmoq (LAN) hosil qilish. WLAN texnologiyasi kompyuter tarmog'i va telekommunikatsiya muhandisligi kursining asosiy tarkibidan biridir. Afrikaning ko'pgina Sahroi sharqidagi mamlakatlari uchun doktorlik darajasiga ega bo'lgan telekommunikatsiya o'qituvchilarini topish juda kam va bu talabalarga telekommunikatsiya sohalarida o'qitish sifatiga ta'sir qiladi. Yana bir muammo - talabalar universitetda o'qish davomida malaka oshirishlari va malakalarini oshirishlari mumkin bo'lgan laboratoriya tajribalari uchun telekommunikatsiya uskunalarini sotib olish va o'rnatish vositalarining etishmasligi. Ushbu muammoni bartaraf etish uchun, Huawei eNSP singari simulyatsiya dasturidan foydalangan holda simulyatsiya va testlarni ishlab chiqish va telekommunikatsion o'qituvchisiz universitetlar uchun uzoq laboratoriyalarni amalga oshirish mumkin bo'lgan echim bo'lishi mumkin. Talabalarga WLAN-ni yaxshiroq tushunishga imkon berish uchun ushbu maqolada Huawei eNSP simulyatsiya platformasida WLAN-ning ikkita eksperimental tatbiq etilishi taklif etiladi, u tajriba muhitini yaratadi, Access Controller (AC) va Access Points-ni sozlash orqali tarmoqning o'zaro bog'lanishini amalga oshiradi ( Uyali aloqa foydalanuvchilari simsiz signalni qamrab olish zonasida yurishlari mumkin. Shu bilan birga, Wireshark turli xil interfeyslarda paketlarni olish uchun ishlatiladi, so'ngra simsiz ulanish nuqtasini boshqarish va konfiguratsiya protokoli printsipini tahlil qilish hamda simsiz terminalda rouming jarayonini tekshirish amalga oshiriladi. Ushbu tajribalar orqali, talabalarning WLAN texnologiyasi printsipi to'g'risidagi tushunchalari yaxshilanadi. Ularning amaliy qobiliyati va ma'lumotlarni tahlil qilish qobiliyati ham qo'llaniladi. Ushbu echim haqiqiy laboratoriyada yoki ma'ruzachi va uning talabalari o'rtasida masofadan turib ishlatilishi mumkin.

Empty simulation page of eNSP software.

ENSP dasturining bo'sh simulyatsiya sahifasi.

WLAN service configuration networking on a small-scale network



Kichik hajmdagi tarmoqdagi WLAN xizmatini sozlash tarmog'i



Command run in eNSP 2. Configure the AC to communicate with the upstream device. # Add AC uplink interface GE0/0/2 to service VLAN 101. [MAGOUDAYA-GABNO] interface gigabitethernet 0/0/2 [MAGOUDAYA-GABNO -GigabitEthernet0/0/2] port link-type trunk [MAGOUDAYA-GABNO -GigabitEthernet0/0/2] port trunk allow-pass vlan 101 [MAGOUDAYA-GABNO -GigabitEthernet0/0/2] quit 3. Configure the AC as a DHCP server to allocate IP addresses to STAs and the AP. # Configure the AC as the DHCP server to allocate an IP address to the AP from the IP address pool on VLANIF 100, and allocate IP addresses to STAs from the IP address pool on VLANIF 101. [MAGOUDAYA-GABNO] dhcp enable [MAGOUDAYA-GABNO] interface vlanif 100 [MAGOUDAYA-GABNO-Vlanif100] ip address 192.168.10.1 24 [MAGOUDAYA-GABNO-Vlanif100] dhcp select interface [MAGOUDAYA-GABNO-Vlanif100] quit [MAGOUDAYA-GABNO] interface vlanif 101 [MAGOUDAYA-GABNO-Vlanif101] ip address 192.168.11.1 24 [MAGOUDAYA-GABNO-Vlanif101] dhcp select interface [MAGOUDAYA-GABNO-Vlanif101] quit 4. Configure AC system parameters. # Configure the country code. [MAGOUDAYA-GABNO] wlan ac-global country-code cn Warning: Modify the country code may delete configuration on those AP which use the global country code and reset them, continue?[Y/N]:y # Configure the AC ID and carrier ID. [MAGOUDAYA-GABNO] wlan ac-global ac id 1 carrier id other Warning: Modify the carrier ID or AC ID may cause all of the AP offline, continu e?[Y/N]:y # Configure the source interface. [MAGOUDAYA-GABNO] wlan [MAGOUDAYA-GABNO-wlan-view] wlan ac source interface vlanif 100 5. Manage the AP on the AC. # Check the AP type ID after obtaining the MAC address of the AP. [MAGOUDAYA-GABNO-wlan-view] display ap-type all All AP types information: ------------------------------------------------------------------------------

Buyruqning eNSP-da ishlashi 2. O'zgaruvchan tokni yuqori oqim qurilmasi bilan aloqa o'rnatish uchun sozlang. # VLAN 101 xizmatiga AC uplink interfeysi GE0 / 0/2 ni qo'shing. [MAGOUDAYA-GABNO] interfeysi gigabitethernet 0/0/2 [MAGOUDAYA-GABNO -GigabitEthernet0 / 0/2] port link-type magistral [MAGOUDAYA-GABNO -GigabitEt / 0/2] port magistral pass-pass vlan 101 [MAGOUDAYA-GABNO -GigabitEthernet0 / 0/2] chiqish 3. STA va AP ga IP-manzillarni ajratish uchun o'zgaruvchan tokni DHCP-server sifatida sozlang. # VLANIF 100-dagi IP-manzil havzasidan AP-ga IP-manzil ajratish va VLANIF 101-dagi IP-manzil havzasidan STA-larga IP-manzillarni ajratish uchun AC-ni DHCP-server sifatida sozlang. [MAGOUDAYA-GABNO] dhcp enable [MAGOUDAYA- GABNO] interfeysi vlanif 100 [MAGOUDAYA-GABNO-Vlanif100] ip manzili 192.168.10. 1 24 [MAGOUDAYA-GABNO-Vlanif100] dhcp tanlang interfeysi [MAGOUDAYA-GABNO-Vlanif100] chiqish [MAGOUDAYA-GABNO] interfeysi vlanif 101 [MAGOUDAYA-GABNO-Vlanif101] ip-manzil 192.168.11.1 24 [GAG10D-VA interfeys [MAGOUDAYA-GABNO-Vlanif101] chiqish 4. AC tizim parametrlarini sozlang. # Mamlakat kodini sozlang. [MAGOUDAYA-GABNO] wlan ac-global mamlakat kodi cn Ogohlantirish: Mamlakat kodini o'zgartirish global mamlakat kodidan foydalanadigan va ularni qayta tiklaydigan AP-dagi konfiguratsiyani o'chirib tashlashi mumkin, davom etadimi? [Y / N]: y # AC identifikatorini sozlang va tashuvchi identifikatori. [MAGOUDAYA-GABNO] wlan ac-global ac id 1 tashuvchi identifikatori boshqa Ogohlantirish: Tashuvchi identifikatorini o'zgartirish yoki AC identifikatori barcha AP-ni oflayn rejimga olib kelishi mumkin, davom etadimi? [Y / N]: y # Manba interfeysini sozlang. [MAGOUDAYA-GABNO] wlan [MAGOUDAYA-GABNO-wlan-view] wlan AC manba interfeysi vlanif 100 5. AC-da AC-ni boshqaring. # AP-ning MAC-manzilini olgandan so'ng, AP turi identifikatorini tekshiring. [MAGOUDAYA-GABNO-wlan-view] barcha turdagi AP ma'lumotlarini ko'rsatish uchun ap-tipini ko'rsating: ------------------------------- -----------------------------------------------

Implementation of some commands in eNSP



ENSP-da ba'zi buyruqlarni bajarish

Implementation of some commands in eNSP: WLAN-ESS,configuration+14



ENSP-da ba'zi buyruqlarni bajarish: WLAN-ESS, konfiguratsiya

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IOSR elektronika va aloqa jurnali Emuhandislik (IOSR-JECE) e-ISSN: 2278-2834, p- ISSN: 2278-8735. 15-jild, sonue 2, ser. I (2020 yil mart-aprel), PP 47-70www.iosrjournals.org DOI: 10.9790 / 2834-1502014770 www.iosrjournals.org 47 | Sahifa Huawei-dan foydalangan holda WLAN simulyatsiyalarie-laboratoriya uchun eNSP yildamuhandislik maktablari. Deussom Djomadji Erik Mishel 1 , Mbieda Petmegni Dupleks Stiv 2 , MayklEkonde Sone 3 . 1 2 3 ( Elektr va elektron texnika kafedrasi ; Texnologiya kolleji, Buea universiteti,Kamerun) Xulosa: Simsiz aloqa LAN (WLAN) bu simsiz kompyuter tarmoq havolalar ikkitasi yoki Ko'proq qurilmalar simsiz foydalanish shakllanish uchun aloqa mahalliy maydon tarmoq (LAN) ichida cheklangan maydon shunday kabi uy, maktab, kompyuter laboratoriya, talabalar shaharchasi yoki ofis binosi. WLAN texnologiyasi lardan biri asosiy tarkib ning bir komputer tarmog'i va telekommunikatsiya muhandisligi kursi. Fyoki ko'p sub - Sahroi Afrika mamlakatlari,bu topish juda kam telekommunikatsiya o'qituvchis bilan a PhD grade va bu bor an ta'sir kuni sifati trening taqdim qilish talabalar yilda telekommunikatsiya dalalar. Boshqa muammo bu The etishmaslik of degani ga sotib olish va o'rnatish laboratoriya uchun telekommunikatsiya uskunalaritalabalar mumkin bo'lgan tajribalar o'rganish va o'z malakalarini oshirish ularning mashg'ulotlari davomidato'garaklar bir universitet. Kimgaushbu muammoni engib, mumkin bo'lgan echim dizayn bo'lishi simulyatsiyalar va sinovlar usimulyatsiya qilish dasturiy ta'minot kabi Huawei eNSP va implement masofadan turib laboratoriyalar asoslangan kuni bu telekommunikatsiya o'qituvchilari bo'lmagan universitetlar uchun. Intalabalarni yaxshiroq tushunishga imkon berish uchun buyurtmaing WLAN, ushbu qog'oz taklif qiladi ikkitasi eksperimental amalga oshirish WLAN ustida simulyatsiya platformasi Xudahshatli Eksperimental muhitni yaratadigan eNSP, tarmoqning o'zaro bog'liqligini sozlash orqali amalga oshiradi Kirish Nazoratchi (AC) va kirish nuqtalari( AP ),va mobil foydalanuvchilarn kirib borish The simsiz signal qamrov maydon. Da The bir xil vaqt, Wireshark bu ishlatilgan ga qo'lga olish paketlar yilda boshqacha interfeyslari, keyin esa tahlil qilish The printsipi simsiz ulanish nuqtasi control va konfiguratsiya protokoli sifatida qilingan shuningdek tekshirish The jarayoni simsiz terminal rouming. Se orqali tajribalar, talabalar tushunish WLAN texnologiya printsipi yaxshilandi. Ular amaliy ability va ma'lumotlarni tahlil qilish qobiliyati shuningdek mashq qilingan. Bu eritma haqiqiy laboratoriyada yoki remo-da ishlatilishi mumkinma'ruzachi va uning o'quvchilari o'rtasidat s. Kalit so'z : WLAN, simulyatsiya, elektron laboratoriya, eNSP, kirish nazorati, kirish nuqtasi . --------------------------------------------------------------------------------------------------------------------------------------- Taqdim etilgan sana: 11- 04 -2020 Qabul qilingan sana: 26- 04 - 2020 --------------------------------------------------------------------------------------------------------------------------------------- I. Kirish Bilan tezkor rivojlanish ning simsiz koaralashish texnologiya, WLAN bu Ko'proq va Ko'proq keng ishlatilgan. Deyarlibarcha jihozlar mavjud WLAN ulanishi mavjud. Biz bajara olamizba'zilarini keltiring jihozlamoqsifatida misollar: Televizorlar, printerlar, uyali telefonlar, noutbuklar va ish stoli. WLAN hamma joyda va b mumkinaqlli uchun ishlatiladi uy tashabbusi [1] [2]. WLAN bu belgilangan kabi LAN yilda tor ma'no, qaysi menlar asoslangan kuni The standart ning 802.11 qatorlari IEEE, foydalanish yuqori chastota radio chastotalar (shunday kabi 2,4 gigagertsli yoki 5 Gigagertsli guruh radio elektromagnit to'lqin) transmissio sifatidan o'rta. WLANbizda kundalik hayot ga ishora qiladi tor ta'rif WLAN. 802.11 seriyali standartlar qaysi bor bo'lish The asosiy oqim texnik standartlar ning WLAN because of ularning nisbiyligively oddiy amalga oshirish texnologiyasi, ishonchli aloqa, yuqori egiluvchanlik and nisbatan past amalga oshirish xarajat. Huawei eNSP simulyator ko'milgan echim men uchunamalga oshirish WLAN simulyatsiya. Shunga asosan bu and afzalliklari ning elektron ta'lim kabi kirish yangilangan konentents qachon har doim xohlagan, ing ingni o'rganish by bitta s own tezlik ning follo o'rniga o'rganishqanotining tezligi butun guruh, Saqlash s A vaqt talaba yo'qsayohat qilish kerak uchun ta'lim venue, the o'quvchi mumkin o'rganish da The qulaylik ning salom b o'zjoy; kirish The kontent an cheksiz marta soni [3]; to'plamsimulyatsiyan laboratoriyalarn bo'lmasliki ga velopedsifatini yaxshilash trauchun ining maktablar va ayniqsa Afrikaning Sahroi osti mamlakatlari uchun universitetlar. Yaqinda Korning paydo bo'lishi bilanona virusi 19 mavjud majburiy hukumatlar buyurtma ijtimoiy cheklovlar va konfinement va elektron ta'limni amalga oshirish ta'limni qo'llab-quvvatlash tizim, bu mehribon ning simulyatsiyayechim based bepul yumshoqbuyumlar be juda muhim. Bunda qog'oz, biz bor harakat qilmoqda ko'rsatmoq Qanday biz mumkin qurmoq simulyatsiyalar asoslangan kuni eNSP dasturiy ta'minot ga qo'llab-quvvatlash elektron ta'lim fyoki muhandislik maktablari, Buning uchun maqsadi, bu qog'oz iroda bo'lishi sifatida tashkil etilgan ergashish, yilda Bo'lim 2018-04-02 121 2 biz oldindan tayyorlaydint bir e-shunday o'rganishlution, The simulyatsiya dasturiy ta'minot va biroz simulyatsiyalar qo'llanmalar va me'morchilik. In Bo'lim 3, Biz .. qilamiz simulyatsiya natijasini va pWireshark va Biz qiladi, keyin birxulosa.

Elektron laborato uchun Huawei eNSP-dan foydalangan holda WLAN simulyatsiyasimuhandislik maktablarida. DOI: 10.9790 / 2834-1502014770 www.iosrjournals.org 48 | SahifaII. Materiallar va usullar II.1 WLAN printsipi IEEE 802.11 seriyali a umumiy standart uchun WLAN. The WLAN standart e'lon qilindi tomonidan IEEE (the Instituti Elektr va elektronika Muhandislar) ichida 1997 yil mos keladi th uchunelektron aloqa simli o'rtasida stantsiyalar va simsiz users ogarovween simsiz foydalanuvchilar. Bu belgilaydi The MAC (ommaviy axborot vositalari) kirish boshqaruv) qatlam va jismoniy qatlam. Simsiz terminal ga ulangan The tarmoq 802.11 ishlagandan so'ng protocol access AP (Simsiz Kirish Nuqta). The kirish jarayon o'z ichiga oladi skanerlash, havola autentifikatsiyan, idealntity autentifikatsiyanand birlashma. AP an'anaviy tarzda HUB hisoblanadil simli tarmoq, va u ham mosdirt-da tez-tez ishlatiladigan qurilma ning qurilishi kichik simsiz joyl maydoni tarmoqlar. AP mavjud teng a ko'prik ulanish simli tarmoqlar va simsiz tarmoqlar. Uning asosiy funktsiyasi - ulanmoq turli xil simsiz tarmoq birgalikda mijozlar va keyin ulanmoq Ethernet-ga simsiz tarmoqlar . WLAN ikkita asosiy arxitekturaga ega, ya'ni FAT Access Point arxitekturasi va FIT kirish nuqtasi arxitekturasi [4]. a) FAT AP (FAT Access Point) arxitekturasi. In tuning yoyhitecture, The AP mumkin emas faqat uzatish a radio chastotasi ga ta'minlash a simsiz signal simsiz aloqa uchun terminalga kirish, Biroq shu bilan birga mustaqil ravishda to'liq xavfsizlik encryption, foydalanuvchi autentifikatsiya va foydalanuvchi boshqaruv va boshqa boshqarish qiziqarlitsementlar. Yog ' AP bu ko'pincha The eng mos tanlash uchun foydalanishmenn stsenariylar shunday kabi uy WLAN yoki kichik biznes WLAN. b) FIT AP (FIT Access Point) arxitekturasi. In bu ish The AP yo'q boshqaruv funktsiya ta'minlashdan tashqari radio chastota signallari. Inbuyurtma berish amalga oshirish the WLAN funktsiyasi, F dan tashqariIT AP, AC (kirish Ga ega bo'lgan tekshiruvchi) boshqaruv funktsiyasi an-boshqaruv ham kerak. The asosiy funktsiya ning AC bu ga boshqarish va boshqaruv barchasi FIT Kirish nuqtalari WLAN. AC qila olmaydi uzatish radio chastota syoqish, va v qayta ishlash bilan FIT AP ga to'liq WLAN funktsiyalari. Bu umuman ilovale ga katta va o'rtaaniq stsenariylar. T ga ko'rau turli mintaqalar va ishlab chiqarish tomonidan boshqariladi AC, AC taxminann koda paydo bo'ladinvergentsiya qatlami yoki yadro qatlami esa FIT AP hisoblanadi odatda depkirish uchun sodiqsizning va korxonangiz filial. Bilan solishtirganda uy WLAN dasturn stsenariylar, uzbilan terprizlar katta raqam foydalanuvchilar foydalanish markazlashtirilgan WLAN tarmoqlarini yaratish uchun boshqarish. AC boshqaruvni markazlashtiradibog'liq bo'lganlarni boshqarish va boshqarish Ne-dagi APlartwork. CAPWAP (Control va Ta'minlash Vyaroqsiz kirish Ochkolar) protokol ishlaydi AP o'rtasida va AC, qaysi qiladi APlar konfiguratsiya va boshqarish dan AC tomonidan tashkil etish CAPWAP tunnel. Menn ushbu qog'oz biz iroda qil The Acce bilan FIT AP arxitekturasiga asoslangan simulyatsiyaSS nazoratchilari. II.2 elektron ta'lim taqdimoti Elektron ta'lim deganda biz inter orqali olishimiz mumkin bo'lgan ta'lim tizimi tushuniladielektron qurilmadan foydalangan holda tarmoq. Biz hamuni onlayn o'qitish yoki onlayn ta'lim deb nomlang [5]. Tu "E " elektron ta'limda "Elektron" degan ma'noni anglatadi . Shuning uchunasl atama " elektron ta'lim " . Bu I bilan anglatadinternetga ulanish yoki Internet orqali. Bu atama bilim va ma'lumotni taqdim eta oladigan tarmoqqa ham tegishli bo'lishi mumkinbir yoki bir nechta shaxsga yomonliklar. Thetarmoq har doim ham bilim yoki ko'nikmalarni taqdim etishi mumkinbir vaqtning o'zida yoki alohida-alohida yone. Ta'limning muammolari talabalar, o'qituvchilar, talabalar shaharchalari, va vazirlik hukumat, quyidagicha: • Eskirgan o'qitish tarkibi, zerikarli kurslar va boshqalararning kanallari; • O'qitish binolari orqada va o'z-o'zini yaxshilashment qiyin; • A'lo darajadagi o'qituvchilarning etishmasligi va resurslarni isrof qilish; • Resurslarning muvozanatsiz taqsimlanishi va orqaga burilishtushkunlikka tushgan joylarda ucation; Shuning uchun ko'plab muammolar an'anaviy ta'lim yuzlar, bunga ehtiyoj bor bir qator uchun yangi texnologiyalar surish ta'limni rivojlantirish. Quyidagi rasm mavjudjamiyatda elektron ta'limning mavqeiy. Elektron ta'lim sologohlantirish io'z ichiga oladi: Onlayn o'rganishg, Digital taroziry va e-Boshqarish tizimlar. Har biri tizim mumkin bo'lishi yakka tartibda amalga oshiriladi [6]. Onlayn Ldaromad echimi quradi a yuqori ly samarali aloqa buluti uchun platforma o'qituvchilar va talabalar, birlashtirishi mumkin bo'lgan e- taxta, terminallar, va ovozli tizimlar. Bu amalga oshirishi mumkin sinf xonasidan sinfgacham, sinf xonasi oila online vafline, multimedia interfaol uzoqdan ta'lim. Ulashish The o'qituvchi resurs va bilim qaysi ruxsat bering The students dan boshqacha mintaqas ga zavqlanmoq The samen ta'lim resurslar. Studnts mumkin qayta kirishmote real vaqt sinf es dan uzoqdan sinf xonalari, uy, yoki sayohatlar orqali mobil terminallar, va o'zaro ta'sir qilish bilan o'qituvchilar va sinfdoshlar orqali ovoz va elektron taxta [6]. Ko'pchilik mualliflar bor ishlab chiqilgan yangi yoki boshqacha yondashuvlar uchun elektron laboratoriya, bizda ... bor B. Barros, va boshq yilda [7] kim ishlagan kuni avirtital hamkorliknotiq uchun tajriba tasdiqlashach birlashtiruvchi remot va loklaboratoriyalar ,C. Kolvel va boshq [8] da taklif qilingan foydalanish of uzoqdan laboratoriyalar ga uzaytirish fanga kirish va muhandislik G. Gercek va N. Saleem yilda [9] taklif qildi an'anaviy laboratoriyalarni virtual hisoblash laboratoriyalariga aylantirish masofaviy ta'lim uchun.

Elektron laborato uchun Huawei eNSP-dan foydalangan holda WLAN simulyatsiyasimuhandislik maktablarida. DOI: 10.9790 / 2834-1502014770 www.iosrjournals.org 49 | Sahifa 1-rasm : elektron ta'limning jamiyatdagi mavqei [6] The ahamiyati ofe-lab va simulyatsiya vmantiqiy emas atrof-muhit bor bo'ldi isbotlangan ga bo'lishi juda muhim muallif tomonidan [ 10 ] da.Foydalanish yumshoqt davomida buyumlaru mashq qilmoqda dastur of muhandislik hatto talabalar e- o'rganish ssenariy mavjud ta'sir ustida rivojlanishi o'quvchilar amaliy rag'batlantirish orqali ko'nikmalar eksperimental ilovalar qaysi they yo'q har doim kerak jismoniy jihozlar [10]. Shunday qilib rivojlantirmoq uchun elektron ta'lim muhandislik maktablar, elektron laboratoriyalar bor juda muhim [11] [12]. And qurmoq bu qirol echimi, biz mumkin foydalanish dasturiy ta'minot kabi Huawei eNSP simusher vositasi, qaysi bilan birlashtirilgan appropriat mashq qilish guide mumkin edi juda bo'ling kuchli va mustahkamlash The malakaliy ning muhandislik training ayniqsa yilda sub Sahro Afrika hamkoriurinishlar qayerda malakali ma'ruzachilar yildatelekommunikatsiya maydon arkam. Uchun qolgani ning qog'oz, Biz .. qilamiz birinchi hozir The simulyatsiya vositasi eNSP va undan keyin simulyatsiya namunasitatbiq etish mumkin s ad eNSP ham. II.3 eNSP taqdimoti eNSP (Korxonaise Tarmoq Simulyatsiya Platform) hisoblanadi free, o'lchovli grafik korporativ tarmoq Huawei tomonidan taqdim etilgan simulyatsiya dasturiy ta'minot platformasi. Buasosan routerlarni, kalitlarni, xavfsizlik devorlarini simsiz lokal simulyatsiya qiladi hududiy tarmoqlar va boshqalar dkorporativ tarmoqdagi evicesishlaydi. Uning interfeysi is foydalanuvchilar uchun qulay va u mukammal taqdim etishi mumkin The uskunalar yilda uning operatsiya yilda haqiqiy timen, supports The skaling ning a keng ko'lamli tarmoq, and foydalanuvchilarga beradi modellashtirish imkoniyati tarmoq haqiqiy uskunasiz avkasal. Sameni timen, haqiqiy to'rish kartasi mumkin bo'lishi ishlatilgan bog'lash yuqoriga with tu qaytaal to'rish tenglamaetkazib berish, qaysi ko'rsatishi mumkin protokol o'zaro ta'sir o'tkazish jarayoni Ko'proq intuitiv ravishda and qilish osonroq uchun foydalanuvchilar o'rganish tarmoq texnologiyasi. eNSP yordam beradi yengish The limiting ning qurilmalar kabi tarmoq o'qitish manbalarining etarli emasligi astuden uchun nd tarmoqlarts va o'qituvchilar. eNSP atarmoqqa asoslangan simulyatsiya platforma easy to foydalanish va kengaytiriladigan qo'llab-quvvatlaydi grafik foydalanuvchi interfeyslari (GUI-lar). Talabalar va texnik muhandiss qui mumkinyaxshi o'rganing tarmoq asoslari, taqlid qilish a tarmoq va abo o'rganingut Huawei Ma'lumotlar aloqa mahsulotlar. eNSP bu juda foydali uchun talabalar, o'qituvchilar va texnik muhandislar va a ppr opriatede-learningin uchung chunki etishmasligi yoki e-laboratoriya tashkil ixtisoslashganma'ruzachilar yilda biroz sub Sahro Afrika mamlakatlar. a) talabalar Talabalar taxminann dan foydalaning qiziqarli va egiluvchan eNSP taqlid qilmoq tarmoq va ijro etish testlar tarmoq. eNSP bu uchun foydalidir talabalar ish joylari, yanada ta'lim, va sertifikat olish. Talabalar mumkin olish the samen haqiqiy tarmoqdagi testlarni o'tkazish tajribasi eNSP-dan, ularga tarmoq mutaxassislari bo'lishlariga yordam berish. b) o'qituvchilar O'qituvchilar foydalanishlari mumkin simulyativ, ko'rinadigan va hamkorlikdagi eNSP o'rgatish. eNSP allows talabalari yaratishi kerak virtual tarmoqlar va perform paketlar bilan bog'liq testlar tarmoqlarda. In bu woy, talabalar taxminann yaxshiroq tushunish paketli oqim printsiplari va tarmoq protokollari. Bundan dasturiy ta'minot Biz bajara olamiz foydalanish yo'riqnoma, kalit, xavfsizlik devori, serverlar, kirish ochkolar va akto'xtash tekshirgichlari. Jadval 1 eNSP simulyatsiya dasturida ba'zi moslamalarni taqdim etadi.

Elektron laborato uchun Huawei eNSP-dan foydalangan holda WLAN simulyatsiyasimuhandislik maktablarida. DOI: 10.9790 / 2834-1502014770 www.iosrjournals.org 50 | SahifaJadval № 1 : eNSP-dagi ob'ektlarRouterlarning turlari Portlar Kalitlarning turlari Portlar 8 ta tezkor chekilgan (FE) port 24 ta chekilgan port 2 ta GE portlari , 1 ta konsol porti 16 ta FE port mavjud 2 GE port 24 port GE1 ta konsol porti 48 ta GE port mavjud8 ta FE portlari 4 ketma-ket port 96 GE port mavjud64 ta FE port mavjud8 ketma-ket port 192 GE port mavjud64 ta FE port mavjud8 ketma-ket port Shakl 2 va shakl 3 mos ravishda tu eNSP-ning asosiy sahifasi va bo'sh simulyatsiya sahifasi uni ishga tushirganingizda. 2-rasm : eNSP dasturining asosiy sahifasi.

Elektron laborato uchun Huawei eNSP-dan foydalangan holda WLAN simulyatsiyasimuhandislik maktablarida. DOI: 10.9790 / 2834-1502014770 www.iosrjournals.org 51 | Sahifa 3-rasm : eNSP dasturining bo'sh simulyatsiya sahifasi. II.4 Tarmoq simulyatsiyasi Ushbu simulyatsiya uchun biz quyidagi jihozlardan foydalanamizeNSP-ga o'rnatilgan ment:  AC6605-ga kirishni boshqarish  AP6010 kirish nuqtasi  Noutbuklar  bilan Mobile telefon Wi - Fi II.4.1 Eksperiment maqsadi Ushbu simulyatsiya maqsadi tajriba - studen qilishts asosiy printsipni tushunadiLe WLAN [13] va The jarayon ning CAPWAP sessiya belgilaydihment [1 4],usta The konfiguratsiya usul ning AC and AP birinchi, keyin yilda The ish ofa Ko'proq murakkab tarmoq, usta konfiguratsiya usuli ning AC, birlashma almashtirish, kirish tugmasi va kirish nuqtasi qatlamda 2 Inline Networking (tunnel) Ekspeditsiya) va shuningdek va rouming mobil aloqa mijozlarining holati. Istakda ta'lim uchun yondashuv, biz qadamni taqdim etadi qadam bilan konfiguratsiya metodologiy uchun ish ofa simple tarmoq o'z ichiga olgan an AC va an AP. Keyin biz iroda ko'rsatish Qanday ga qo'shish 2018-04-02 121 2 boshqa APlar ga The tarmoq. Va yakuniyy, uchun ishi a ko'proq hamkorlikkompleks tarmoq (WLAN xizmatlari La-dayer 2 Inline Tarmoq (Tunnel Qayta yo'naltirish)), we iroda endi olmang yuqoriga The butun jarayon, ammo iroda faqat hozir The natijalar obbulg'angan simulyatsiya yaxshi ishlaganda, bu oldini olish kerak sahifalarining sonini keraksiz ravishda shishiradi ushbu qog'oz. II. 4.2 Simulyatsiya uchun tarmoq arxitekturalari Ushbu maqolada biz amal qilamiznt ikkita senariy, the birinchisi oddiy bitta o'zgaruvchan tok va shunga o'xshash asosidamen APlar va ikkinchisi one qaysi a biroz ko'proq murakkab iroda jalb qilishva bitta AC, bitta Birlashtirish tugmasi, bitta Kirish almashtirish va ko'p AP, bu ikkinchi stsenariy mumkin bo'lishi amalga oshirishnt ed yilda mashq qilish yilda a kichik maktab yoki fakultet bilan ko'p bo'limlar. Uchun har biri depsan'at an kirish almashtirish mumkin bo'lishi joylashtirilgan va barchasi ning The kirish kalits Internetga ulanish uchun bitta yig'ish tugmachasiga ulangan bo'lar ediinsho. Quyidagi rasmlarda simulyatsiya arxitekturalari keltirilgan

Elektron laborato uchun Huawei eNSP-dan foydalangan holda WLAN simulyatsiyasimuhandislik maktablarida. DOI: 10.9790 / 2834-1502014770 www.iosrjournals.org 52 | Sahifa 4-rasm: kichik tarmoqdagi WLAN xizmatini sozlash tarmog'i - shkalali tarmoq 5-rasm: 2-darajali tarmoqdagi WLAN xizmatlarig (tunnelni yo'naltirish) II. 4.3 WLAN xizmatini simulyatsiya qilish tartibikichik-larda nfiguratsiya tarmog'ikale tarmog'i. a) Tarmoqqa qo'yiladigan talablar Shakl 5dan ko'rsatilgandek , AP To'g'ridan-to'g'ri AC ulangan.Masalan, maktabga d kerakeplay WLAN o'qituvchilar va o'qituvchilar uchun kafedra uchun xizmatlarmaktabni kirishingiz mumkin NTS "b ichkiistalgan joydan tarmoq har qanday vaqtda o'z bo'limida. Quyidagi talablar bajarilishi kerak:  WLAN nomli test mavjud.  Bo'lim foydalanuvchilariga IP manzillari 192.168 yilda berilgan .11.0 / 24.

Elektron laborato uchun Huawei eNSP-dan foydalangan holda WLAN simulyatsiyasimuhandislik maktablarida. DOI: 10.9790 / 2834-1502014770 www.iosrjournals.org 53 | Sahifa6-rasmda eNSP simulyatorida qurilgan tarmoq diagrammasi keltirilganr 6-rasm : eNSP-da qurilgan simulyatsiya b) Konfiguratsiyaning yo'l xaritasi Konfiguratsiya yo'l xaritasi quyidagicha: 1. AP, AC va oldingi oqim moslamalarini ishga tushirish uchun sozlangment Layer 2 o'zaro bog'liqligi. 2. IP-manzillarni tayinlash uchun o'zgaruvchan tokni DHCP-server sifatida sozlang IP-manzil havzasidagi STA va AP interfeys. 3. AC tizim parametrlarini, shu jumladan mamlakatni sozlang kod, AC identifikatori, tashuvchi identifikatori, and manba interfeysi AC bilan aloqa qilish uchun AC tomonidan ishlatiladi. 4. AP-ning autentifikatsiya rejimini o'rnating va AP-ni mintaqaga qo'shing. 5. VAP-ni sozlang va VAP parametrlarini AP ga etkazing STA-lar WLAN-ga kirishlari mumkin. a. WMM profilini va radio profilini sozlang AP, WMM profilining standart sozlamalarini saqlang va radio profilini, STni yoqish uchun WMM profilini radio profiliga ulangAP bilan aloqa qilishda. b. Radio paketlari ishlashi uchun WLAN-ESS interfeysini sozlang WTAN xizmat moduliga yuboriladi afte rAC ga erishish. v. AP-da xavfsizlik profilini va trafik profilini sozlang, de saqlang xavfsizlik profilining noto'g'ri sozlamalari va trafik profilini, xizmatlar to'plamini sozlang, WLAN-ni ulang-ESS interfeysi, xavfsizlik profili va trafik xavfsizlik qoidalari va QoS qoidalarini STga qo'llash uchun profilSifatida. Sozlash a VAP and etkazib berish VAP parametrlari uchun AP shunday bu STAlar taxminann kirish Internet orqali The WLAN. c) protsedura 1. O'zgaruvchan tokni AP va AC CAPWAP p uzatadigan qilib sozlang akketalar. # ACni sozlang: VLAN 100 boshqaruviga GE0 / 0/1 interfeysini qo'shing. tizimni ko'rish [AC6605] sysname MAGOUDAYA-GABNO [MAGOUDAYA-GABNO] vlan partiyasi 100 101 [MAGOUDAYA-GABNO] interface gigabitethernet 0/0/1 [MAGOUDAYA-GABNO-GigabitEthernet0/0/1] port link-type trunk [MAGOUDAYA-GABNO-GigabitEthernet0/0/1] port trunk pvid vlan 100 [MAGOUDAYA-GABNO-GigabitEthernet0/0/1] port trunk allow-pass vlan 100 [MAGOUDAYA-GABNO-GigabitEthernet0/0/1] quit

WLAN simulation using Huawei eNSP for e-laboratory in engineering schools. DOI: 10.9790/2834-1502014770 www.iosrjournals.org 54 | Page Figure 7: Command run in eNSP 2. Configure the AC to communicate with the upstream device. # Add AC uplink interface GE0/0/2 to service VLAN 101. [MAGOUDAYA-GABNO] interface gigabitethernet 0/0/2 [MAGOUDAYA-GABNO -GigabitEthernet0/0/2] port link-type trunk [MAGOUDAYA-GABNO -GigabitEthernet0/0/2] port trunk allow-pass vlan 101 [MAGOUDAYA-GABNO -GigabitEthernet0/0/2] quit 3. Configure the AC as a DHCP server to allocate IP addresses to STAs and the AP. # Configure the AC as the DHCP server to allocate an IP address to the AP from the IP address pool on VLANIF 100, and allocate IP addresses to STAs from the IP address pool on VLANIF 101. [MAGOUDAYA-GABNO] dhcp enable [MAGOUDAYA-GABNO] interface vlanif 100 [MAGOUDAYA-GABNO-Vlanif100] ip address 192.168.10.1 24 [MAGOUDAYA-GABNO-Vlanif100] dhcp select interface [MAGOUDAYA-GABNO-Vlanif100] quit [MAGOUDAYA-GABNO] interface vlanif 101 [MAGOUDAYA-GABNO-Vlanif101] ip address 192.168.11.1 24 [MAGOUDAYA-GABNO-Vlanif101] dhcp select interface [MAGOUDAYA-GABNO-Vlanif101] quit 4. Configure AC system parameters. # Configure the country code. [MAGOUDAYA-GABNO] wlan ac-global country-code cn Warning: Modify the country code may delete configuration on those AP which use the global country code and reset them, continue?[Y/N]:y # Configure the AC ID and carrier ID. [MAGOUDAYA-GABNO] wlan ac-global ac id 1 carrier id other Warning: Modify the carrier ID or AC ID may cause all of the AP offline, continu e?[Y/N]:y # Configure the source interface. [MAGOUDAYA-GABNO] wlan [MAGOUDAYA-GABNO-wlan-view] wlan ac source interface vlanif 100 5. Manage the AP on the AC. # Check the AP type ID after obtaining the MAC address of the AP. [MAGOUDAYA-GABNO-wlan-view] display ap-type all All AP types information: ------------------------------------------------------------------------------

WLAN simulation using Huawei eNSP for e-laboratory in engineering schools. DOI: 10.9790/2834-1502014770 www.iosrjournals.org 55 | Page ID Type ------------------------------------------------------------------------------ 17 AP6010SN-GN 19 AP6010DN-AGN 21 AP6310SN-GN 23 AP6510DN-AGN 25 AP6610DN-AGN 27 AP7110SN-GN 28 AP7110DN-AGN 29 AP5010SN-GN 30 AP5010DN-AGN 31 AP3010DN-AGN 33 AP6510DN-AGN-US 34 AP6610DN-AGN-US ------------------------------------------------------------------------------ Total number: 13 # Add the AP offline based on the AP type ID. Assume that the AP type is AP6010DN-AGN, and the MAC address of the AP is 00e0-fc87-4530. [MAGOUDAYA-GABNO-wlan-view] ap-auth-mode mac-auth [MAGOUDAYA-GABNO-wlan-view] ap id 0 type-id 19 mac 00e0-fc87-4530 [MAGOUDAYA-GABNO-wlan-ap-0] quit # Configure an AP region and add the AP to the AP region. [MAGOUDAYA-GABNO-wlan-view] ap-region id 10 [MAGOUDAYA-GABNO-wlan-ap-region-10] quit [MAGOUDAYA-GABNO-wlan-view] ap id 0 [MAGOUDAYA-GABNO-wlan-ap-0] region-id 10 [MAGOUDAYA-GABNO-wlan-ap-0] quit # After powering on the AP, run the display ap all command on the AC to check the AP running status. The command output shows that the AP status is normal. [MAGOUDAYA-GABNO-wlan-view] display ap all 6. Configure WLAN service parameters. # Create a WMM profile named wmm. [MAGOUDAYA-GABNO-wlan-view] wmm-profile name wmm id 1 [MAGOUDAYA-GABNO-wlan-wmm-prof-wmm] quit # Create a radio profile named radio and bind the WMM profile wmm to the radio profile. [MAGOUDAYA-GABNO-wlan-view] radio-profile name radio id 1 [MAGOUDAYA-GABNO-wlan-radio-prof-radio] wmm-profile name wmm [MAGOUDAYA-GABNO-wlan-radio-prof-radio] quit [MAGOUDAYA-GABNO-wlan-view] quit # Create WLAN-ESS interface 1. [MAGOUDAYA-GABNO] interface wlan-ess 1 [MAGOUDAYA-GABNO-Wlan-Ess1] port hybrid pvid vlan 101 [MAGOUDAYA-GABNO-Wlan-Ess1] port hybrid untagged vlan 101 [MAGOUDAYA-GABNO-Wlan-Ess1] quit # Create a security profile named security. [MAGOUDAYA-GABNO] wlan [MAGOUDAYA-GABNO-wlan-view] security-profile name security id 1 [MAGOUDAYA-GABNO-wlan-sec-prof-security] quit # Create a traffic profile named traffic. [MAGOUDAYA-GABNO-wlan-view] traffic-profile name traffic id 1 [MAGOUDAYA-GABNO-wlan-traffic-prof-traffic] quit # Create a service set named test and bind the WLAN-ESS interface, security profile, and traffic profile to the service set. [MAGOUDAYA-GABNO-wlan-view] service-set name test id 1 [MAGOUDAYA-GABNO-wlan-service-set-test] ssid test [MAGOUDAYA-GABNO-wlan-service-set-test] wlan-ess 1 [MAGOUDAYA-GABNO-wlan-service-set-test] security-profile name security [MAGOUDAYA-GABNO-wlan-service-set-test] traffic-profile name traffic

WLAN simulation using Huawei eNSP for e-laboratory in engineering schools. DOI: 10.9790/2834-1502014770 www.iosrjournals.org 56 | Page [MAGOUDAYA-GABNO-wlan-service-set-test] service-vlan 101 [MAGOUDAYA-GABNO-wlan-service-set-test] forward-mode tunnel [MAGOUDAYA-GABNO-wlan-service-set-test] quit 7. Configure a VAP and deliver VAP parameters to the AP. # Configure a VAP. [MAGOUDAYA-GABNO-wlan-view] ap 0 radio 0 [MAGOUDAYA-GABNO-wlan-radio-0/0] radio-profile name radio [MAGOUDAYA-GABNO-wlan-radio-0/0] service-set name test [MAGOUDAYA-GABNO-wlan-radio-0/0] quit # Commit the configuration. [MAGOUDAYA-GABNO-wlan-view] commit ap 0 Warning: Committing configuration may cause service interruption, continue?[Y/N] :y 8. Verify the configuration. After the configuration is complete, run the display vap ap 0 radio 0 command. The command output shows that the VAP has been created. The figure 8 presents the implementation of some commands in eNSP Figure 8: Implementation of some commands in eNSP Figure 9: Implementation of some commands in eNSP: AP MAC adress

WLAN simulation using Huawei eNSP for e-laboratory in engineering schools. DOI: 10.9790/2834-1502014770 www.iosrjournals.org 57 | Page Figure 10: Implementation of some commands in eNSP: WLAN-ESS,configuration Figure 11: VAP configuration and validation. After the execution of all these commands we can see the network appear in eNSP as shown on figure 12. Figure 12: Result of the simulation

WLAN simulation using Huawei eNSP for e-laboratory in engineering schools. DOI: 10.9790/2834-1502014770 www.iosrjournals.org 58 | Page But after this step the terminal cannot access the Wi-Fi network because there are not connected, we have to manually connect the terminal on the Wi-Fi network. After connecting the devices and when we run the command “display station assoc-info ap 0 radio 0”, we can get the result shown in figure 11. Figure 13: Association of station d) Network expansion from 1 to 3 Access point. If we want to expand the network from one department to 2 others departments, we can run some command on the AC and easily get the result. In this case the network diagram in eNSP would be as in figure 11 Figure 14: Network diagram for expansion from one AP to 3 AP a) First of all, we put the interfaces gigabit Ethernet 0/0/3 and 0/0/4 in the VLAN 100 interface gigabitethernet 0/0/3 port link-type trunk port trunk pvid vlan 100 port trunk allow-pass vlan 100 quit interface gigabitethernet 0/0/4 port link-type trunk port trunk pvid vlan 100 port trunk allow-pass vlan 100 quit b) Then we create the AP inside the controller wlan ap id 1 type-id 19 mac 00E0-FC90-4ED0 quit

WLAN simulation using Huawei eNSP for e-laboratory in engineering schools. DOI: 10.9790/2834-1502014770 www.iosrjournals.org 59 | Page ap id 2 type-id 19 mac 00E0-FCBF-6630 quit c) We add the AP to the mm ESS ap id 1 region-id 10 quit ap id 2 region-id 10 quit ap 1 radio 0 radio-profile name radio service-set name test quit ap 2 radio 0 radio-profile name radio service-set name test quit commit ap 1 commit ap 2 Figure 15: Ethernet trunk configuration Figure 16: Adding APP based on their MAC address inside the controler Now we can add the VAP of the newly added AP in the same region with AP0.

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AC-Wlan-Ess0] port hybrid pvid vlan 101 [AC-Wlan-Ess0] port hybrid untagged vlan 101

Wlan-Ess ConfigureInterfaces

Configure WLAN-ESS interfaces. [AC] interface wlan-ess 0 [AC-Wlan-Ess0] port hybrid pvid vlan 101 [AC-Wlan-Ess0] port hybrid untagged vlan 101 [AC-Wlan-Ess0] quit [AC] interface wlan-ess 1 [AC-Wlan-Ess1] port hybrid pvid vlan 102 [AC-Wlan-Ess1] port hybrid untagged vlan 102 [AC-Wlan-Ess1] quit s. Configure WLAN service parameters.

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ZASTOSOWANIE GLOBALNEGO WSKAŹNIKA JAKOŚCI W PROCESIE PARAMETRYCZNEGO PROJEKTOWANIA SIECI WLAN

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Streszczenie: W referacie przedstawiona jest metoda pro- jektowania parametrycznego lokalnych sieci komputero- wych z wykorzystaniem globalnego wskaźnika jakości zastosowana do bezprzewodowych sieci LAN (WLAN). Ponadto zaprezentowany jest model sieci WLAN wykorzy- stany w metodzie oraz wyniki numeryczne badań symula- cyjnych przeprowadzonych do potwierdzenia słuszności tezy mówiącej o możliwości ... [Show full abstract]Read more

Chapter


LAN/WLAN Performance

January 2013

Wolfgang Werner Osterhage

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Article

ANALISIS KEAMANAN WIRELESS LAN PADA JARINGAN DENGAN AUTENTIKASI CAPTIVE PORTAL



April 2019 · Buffer Informatika

Fitra Nugraha

AbstrakPenelitian ini membahas tentang analisis keamanan Wireless LAN (Wireless Local Area Network) terhadap serangan luar pada protokol Wireless Protected Access (WPA), Web Proxy, dan Virtual Private Network (VPN), yang digunakan untuk menyerang LAN.Penelitian akan dilakukan di Jaringan UNIKUNET (Jaringan Wireless Universitas Kuningan Kampus 1) yang menggunakan captive portal sebagai media ... [Show full abstract]Read more

Last Updated: 12 Sep 2020

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