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    I-VLAN emile

    Isikhathi sokuthumela: Oct-31-2022

    Ama-VLAN aqinile abizwa nangokuthi ama-VLAN asekelwe echwebeni.Lokhu okokucacisa ukuthi iyiphi imbobo okungeyayo i-VLAN ID.Kusukela ezingeni lomzimba, ungacacisa ngokuqondile ukuthi i-LAN efakiwe ihambisana nechweba ngokuqondile.
    Lapho umlawuli we-VLAN ekuqaleni elungiselela ubudlelwano obuhambisanayo phakathi kwembobo yokushintsha ne-VLAN ID, ubudlelwano obuhambisanayo bulungisiwe.Okusho ukuthi, i-ID ye-VLAN eyodwa kuphela ehambisanayo ingasethwa ukuze kufinyelelwe imbobo futhi ayikwazi ukushintshwa kamuva ngaphandle uma umlawuli ephinda elungiselela.
    Uma idivayisi ixhunywe kule mbobo, unganquma kanjani ukuthi i-VLAN ID yomsingathi ihambisana nembobo?Lokhu kunqunywa ngokuya ngokucushwa kwe-IP.Siyazi ukuthi i-VLAN ngayinye inenombolo ye-subnet futhi iyiphi imbobo ehambisana nayo.Uma ikheli le-IP elidingwa idivayisi lingafani nenombolo ye-subnet ye-VLAN ehambisana nembobo, uxhumano luyahluleka, futhi idivayisi ngeke ikwazi ukuxhumana ngokujwayelekile.Ngakho-ke, ngaphezu kokuxhuma echwebeni elifanele, idivayisi kufanele futhi inikezwe ikheli le-IP eliyingxenye yenethiwekhi ye-VLAN, ukuze ingezwe ku-VLAN.Ukuze uqonde lokhu, kubalulekile ukuqonda ukuthi i-subnet iqukethe i-IP kanye ne-subnet mask.Ngokuvamile, izingxenye ezintathu zokugcina kuphela ze-subnet zisetshenziselwa ukuqashelwa kwegama lokugcina.

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    Ukufingqa, sidinga ukumisa i-VLAN namachweba ngamunye ngamunye.Kodwa-ke, uma izimbobo ezingaphezu kwekhulu kunethiwekhi zidinga ukumiswa, umthwalo osebenzayo awukwazi ukuqedwa ngesikhathi esifushane.Futhi uma i-ID ye-VLAN idinga ukushintshwa, idinga ukusethwa kabusha-lokhu ngokusobala akuwafanele lawo manethiwekhi adinga ukushintsha ukwakheka kwe-topology njalo.
    Ukuze kuxazululwe lezi zinkinga, umqondo we-VLAN oguqukayo wethuliwe.Iyini i-VLAN enamandla?Ake sibhekisise.
    2. I-Dynamic VLAN: I-Dynamic VLAN ingashintsha i-VLAN yechweba nganoma yisiphi isikhathi ngokuya ngekhompyutha exhunywe embotsheni ngayinye.Lokhu kungagwema imisebenzi engenhla, njengokushintsha izilungiselelo.I-Dynamic VLAN ingahlukaniswa izigaba ezintathu:
    (1) I-VLAN enekheli le-MAC
    I-VLAN esekelwe ekhelini le-MAC inquma ubunikazi bembobo ngokubuza nokurekhoda ikheli le-MAC lekhadi lenethiwekhi yekhompyutha exhunywe ethekwini.Ake sithi ikheli le-MAC elithi “B” lisethwe njengele-VLAN 10 ngokushintsha, ngakho-ke kungakhathaliseki ukuthi iyiphi imbobo ikhompuyutha enekheli le-MAC elithi “A” exhunywe kuyo, imbobo izohlukaniswa ibe yi-VLAN 10. Uma ikhompuyutha ixhunywe ku- ichweba 1, i-port 1 ingeye-VLAN 10;uma ikhompuyutha ixhumeke ku-port 2, imbobo 2 ingeye-VLAN 10. Inqubo yokuhlonza ibheka kuphela ikheli le-MAC, hhayi imbobo.Imbobo izohlukaniswa nge-VLAN ehambisanayo njengoba ikheli le-MAC lishintsha.

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    Nokho, ku-VLAN esekelwe ekhelini le-MAC, amakheli e-MAC awo wonke amakhompyutha axhunyiwe kufanele aphenywe futhi angene ngemvume phakathi nokusetha.Futhi uma ikhompuyutha ishintsha ikhadi lenethiwekhi, usadinga ukushintsha ukulungiselelwa ngoba ikheli le-MAC lifana nekhadi lenethiwekhi, elilingana ne-ID yehadiwe yekhadi lenethiwekhi.
    (2) I-VLAN esekelwe ku-IP
    I-VLAN esekelwe ku-Subnet inquma i-VLAN yembobo ngekheli le-IP lekhompyutha exhunyiwe.Ngokungafani ne-VLAN esekelwe ekhelini le-MAC, ngisho noma ikheli le-MAC lekhompyutha lishintsha ngenxa yokushintshaniswa kwamakhadi enethiwekhi noma ngenxa yezinye izizathu, inqobo nje uma ikheli layo le-IP lihlala lingashintshiwe, lingakwazi ukujoyina i-VLAN yokuqala.
    Ngakho-ke, uma kuqhathaniswa nama-VLAN asekelwe kumakheli e-MAC, kulula ukushintsha isakhiwo senethiwekhi.Ikheli lasesizindeni se-inthanethi liwulwazi lwesendlalelo sesithathu kumodeli yesithenjwa ye-OSI, ukuze siqonde ukuthi i-VLAN esekelwe ku-subnet iyindlela yokusetha izixhumanisi zokufinyelela kusendlalelo sesithathu se-OSI.
    (3) I-VLAN esekelwe kubasebenzisi

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    I-VLAN esuselwe kumsebenzisi inquma ukuthi iyiphi i-VLAN imbobo engezayo ngokusho komsebenzisi wamanje wokungena kukhompyutha exhunywe kumbobo ngayinye yokushintsha.Ulwazi lokuhlonza umsebenzisi lapha ngokuvamile kuwumsebenzisi ongene ohlelweni lokusebenza lwekhompyutha, njengegama lomsebenzisi elisetshenziswa esizindeni se-Windows.Ulwazi lwegama lomsebenzisi elolwazi olungenhla kwesendlalelo sesine se-OSI.

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    Okungenhla incazelo yoMthetho Wokusebenza we-VLAN olethwe kuwe ngabakwa-Shenzhen Haidiwei Optoelectronics Technology Co., Ltd. I-Shenzhen Haidiwei Optoelectronics Technology Co., Ltd. ingumkhiqizi osebenza ngokukhethekile emikhiqizweni yemishini yokuxhumana yokubona.



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