Table of Contents[Qari][muuji]
Mid ka mid ah shabakadaha ugu muhiimsan ee topologies waa shabakadda mesh, kaas oo ku xiraya aaladaha leh tiro badan oo iskuxiran.
Shabakadaha mesh waxa guud ahaan loo habeeyey sidii shabakad ballaadhan, qaybsan, ad hoc oo ah aaladaha isgaarsiineed ee wirelesska.
Shabakadda mesh-ku waxay bixisaa faa'iidooyin dhowr ah, sida caynsanaanta oo korodhay iyo shaqo-ka-dhigis weyn. Tusaale ahaan, shabakadda mesh waxay isticmaashaa hops badan oo u dhexeeya labada nood si loo hubiyo xidhiidhka ka dhexeeya labada nood ee shabakada.
Sidan, waddo u dhaxaysa labada nood ee shabakada ayaa diyaar u ah gudbinta macluumaadka u dhexeeya noodyada. Intaa waxaa dheer, hal nood ayaa loo isticmaali karaa in lagu gudbiyo macluumaadka u dhexeeya qanjidhada kale, taas oo bixisa "laf-dhabar" shabakadda.
Waa maxay farsamada loo adeegsado Mesh Topologies?
Marka laga reebo in si fudud xogta hal nood loo gudbiyo mid kale, shabakadaha mesh waxay sidoo kale "xayaysiiyeen" jiritaanka xidhiidhka ka dhexeeya laba nood.
Tusaale ahaan, shabkada mesh waxay xayaysiisay inay xidhiidh la leedahay nood gaar ah (tusaale, iyadoo baahinaysa baakidh ka kooban ciwaanka noodhka).
Sidan oo kale, noodhku wuxuu isticmaali karaa xidhiidhka si uu ula xiriiro noodaha kale ee shabakada.
Jadwalka dariiqa loo maro waxa lagu saadalinayaa goobta ay noodhadhku si toos ah uga xidhiidhaan meel ka baxsan saldhigga saldhigga. Jadwalka habayntu waxay ka kooban yihiin walxahan soo socda:
Aqoonsiga isha
Aqoonsiga isha waa ciwaanka MAC ee noodhka isha diraya xirmada.
Aqoonsiga goobta
Aqoonsiga halka loo socdo ayaa si gaar ah u aqoonsanaya marinka loo socdo xirmada.
Nambarka taxanaha isha
Nambarka isku xigxiga isha waa xisaabiye la kordhiyey mar kasta oo noodhka isha soo diro xirmo. Waxay ku jirtaa madaxa MAC.
Nambarka isku xigxiga meesha loo aadayo
Nambarka isku xigxiga meeshu waa lambarka isku xigxiga xirmada ee noodhka u gudbinayo.
Waa maxay faa'iidooyinka Isku-xidhka Mesh Topology?
Kuwa soo socda waa liiska faa'iidooyinka ugu sarreeya ee isticmaalka shabakadaha mesh:
Caymiska
Shabakadaha mesh waxay bixiyaan caymis ka badan shabakadaha gacanta.
Sababtoo ah shabakada mesh waxay isticmaali kartaa hops badan si ay u gaarto noodhka, waxay bixisaa caymis halka saldhig kaliya uusan lahayn. Intaa waxaa dheer, sababtoo ah shabakadaha mesh waa shabakado ad hoc ah, waxay sidoo kale bixin karaan caymis halka shabakada gacanta aysan awoodin.
eryis
Shabakadaha mesh guud ahaan aad bay uga badan yihiin shabakadaha gacanta. Saldhig keliya ayaa aad uga fogaan kara in uu budhku gaadho. Si kastaba ha ahaatee, noodhka ayaa wali la xidhiidhi kara saldhiga saldhiga.
Qiimaha
Shabakadaha mesh caadi ahaan way ka kharash badan yihiin shabakadaha gacanta. Intaa waxaa dheer, shabakadaha mesh uma baahna kharashka kaabayaasha.
Heerarka
Shabakadaha mesh ayaa inta badan ka miisaan badan shabakadaha gacanta. Shabakadda mesh-ka waxa loo habayn karaa si ay u balaarto marka loo baahdo.
Kaydinta tamarta
Shabakadaha mesh inta badan waa ka tamar badan yihiin shabakadaha gacanta. Sababtoo ah shabakadaha mesh waa shabakado ad hoc ah, waxay yeelan karaan cufnaanta qanjidhada sare marka loo eego shabakadaha gacanta.
Noocyada Mesh Topology
Waxaa jira laba nooc oo ah topologies mesh:
1. Wareeg
Noocan mesh topology-ga, qanjidhada ayaa ku xidhan silig ama fiber. Tusaale ahaan, topology-ga fiilada leh waxay isticmaashaa isku xirka Ethernet fiilada ee u dhexeeya noodyada.
2. Wireless
Topology-ga bilaa-waayirka ah waxa uu isticmaalaa xidhiidhka bilaa-waayirka ah ee u dhexeeya qanjidhada. Tusaale ahaan, topology-ga bilaa-waayirka ah waxa uu isticmaalaa isku xirka wireless 802.11 ee u dhexeeya noodyada.
Mesh buuxa vs. Qayb Mesh Topology
Mesh dhamaystiran dhismaha shabakada, noodh kasta wuxuu si toos ah ugu xidhan yahay midba midka kale ee nidaamka. Waxa jira dhawr xidhiidh oo toos ah oo ka dhexeeya noodhka qaab dhismeedka mesh qayb ahaan. Xaaladaha qaarkood ayaa qasab ka dhigaya in noodku u socdaalo marin kale ka hor inta uusan gaarin meeshii ugu dambeysay.
Soo gudbinta vs. Mesh ku xiga
U gudbintu waa habka gudbinta baakidh ka mid ah noodhka kale.
Gudbinta waxa loo istcimaalaa qayb shabakad mesh ah si loogu diro baakado nood kale. Tusaale ahaan, baakidhku waxa laga soo gudbin karaa noodka A oo loo gudbin karo budada B, budada B ilaa noodhka C, iyo wixii la mid ah.
Mesh topology-ga ku xiga, noodhku waxa uu xidhiidho badan la yeelan karaa noodhadhka kale. Xaaladdan oo kale, noodku wuxuu u gudbiyaa baakidhyo noono badan.
Ma jiraa farqi u dhexeeya Shabakadda Mesh iyo Wi-Fi?
Shaki la'aan, labada tignoolajiyada gabi ahaanba way kala duwan yihiin.
Si kastaba ha ahaatee, Wi-Fi waa tusaale shabakad mesh ah. Si kastaba ha ahaatee, maaha shabakad mesh dhamaystiran. Waxay isticmaashaa topology bar-ilaa-point ah.
Tani waxay ka dhigan tahay in uu jiro xiriir toos ah oo ka dhexeeya nood kasta.
Iibiya Shabakadda Mesh iyo Alaabadooda
1. Netgear Orbi AC3000 Tri-Band Mesh Wi-Fi System
Netgear Orbi AC3000 Tri-Band Mesh Wi-Fi System waa nidaam Wi-Fi isku xiran. Waxay ka kooban tahay saddex dhibcood oo marin-u-helidda mesh-ka-la'aanta ah iyo 2.4 GHz iyo 5 GHz xadhig-waayeedka meel kasta oo laga galo. Waa nidaamka Tri-Band Mesh Wi-Fi.
2. Asus Zen Wi-Fi AX
Asus Zen WiFi AX waa nidaamka Tri-Band Mesh Wi-Fi. Waxaa ku jira hal dhibic oo marin-u-helidda wireless-ka ah oo ku xiran router.
3. Google Nest Wi-Fi
Shabakad mesh 11ac ku salaysan oo guriga ah. Ma jiraan codsiyada lidka-malware-ka ama dekedaha USB oo lagu daray qalabkan, kaas oo leh Kaaliyaha Google-ka oo lagu dhex daray.
Ugu Dambeyn
Tiknoolajiyadu maalin kasta way horumaraysaa, sidaas awgeedna waa baahida loo qabo hab la isku halayn karo oo kharash-ku-ool ah oo lagu wada xidhiidho. Shabakadda mesh waxay noqon kartaa xalka ugu fiican gurigaaga ama ganacsigaaga.
Sanadaha soo socda, waxaan arki doonaa shabakadaha mesh oo noqda habka ugu muhiimsan ee isgaarsiinta. Way fududahay in la iloobo in shabakadaha mesh ay la mid yihiin sida Wi-Fi.
Si kastaba ha ahaatee, shabakadaha mesh ayaa ah tallaabada xigta ee isku xirka wireless.
Shabakadaha mesh way ka sarreeyaan shabakadaha gacanta sababtoo ah waa kuwo kharash-ool ah, la miisaami karo, iyo tamar badan.
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