Momwe mungayang'anire zida zanu zamanetiweki. Mutu wachiwiri. Kuyeretsa ndi Zolemba
Nkhaniyi ndi yachiwiri pamndandanda wankhani za "Momwe mungayang'anire zida zanu zamanetiweki." Zomwe zili m'nkhani zonse pamndandanda ndi maulalo zitha kupezeka apa.
Cholinga chathu pakadali pano ndikubweretsa dongosolo pazolemba ndi kasinthidwe.
Pamapeto pa ndondomekoyi, muyenera kukhala ndi zolemba zofunikira ndi maukonde opangidwa mogwirizana ndi iwo.
Tsopano sitilankhula za kuwunika kwa chitetezo - iyi idzakhala mutu wa gawo lachitatu.
Kuvuta kumaliza ntchito yomwe wapatsidwa panthawiyi, ndithudi, kumasiyana kwambiri ndi kampani ndi kampani.
Mkhalidwe wabwino ndi liti
maukonde anu analengedwa molingana ndi pulojekitiyi ndipo muli ndi zikalata zonse
Nkhaniyi sikunena kuti ndi yathunthu. Pano ndikufotokozera mfundo zachidule zokhazokha ndikuganizira za mavuto omwe amayenera kuthetsedwa.
Seti ya zikalata
Tiyeni tiyambe ndi chitsanzo.
Pansipa pali zolemba zina zomwe zimapangidwira ku Cisco Systems panthawi yopanga.
CR - Zofunikira za Makasitomala, Zofuna zamakasitomala (zofotokozera zaukadaulo).
Zimapangidwa pamodzi ndi kasitomala ndikusankha zofunikira pa intaneti.
HLD - Kupanga Kwapamwamba Kwambiri, mapangidwe apamwamba kutengera zofunikira pa intaneti (CR). Chikalatacho chikufotokozera ndi kulungamitsa zisankho zomangidwa (topology, protocols, kusankha kwa hardware, ...). HLD ilibe zambiri zamapangidwe, monga ma interfaces ndi ma adilesi a IP omwe amagwiritsidwa ntchito. Komanso, masinthidwe enieni a hardware sakukambidwa pano. M'malo mwake, chikalata ichi ndi kufotokozera mfundo zazikuluzikulu za kamangidwe kakasitomala kasamalidwe kaukadaulo.
LLD - Low Level Design, mapangidwe otsika otengera mapangidwe apamwamba (HLD).
Iyenera kukhala ndi zonse zofunikira kuti polojekiti ichitike, monga momwe mungalumikizire ndi kukonza zida. Ichi ndi chiwongolero chathunthu chogwiritsira ntchito mapangidwe. Chikalatachi chiyenera kupereka chidziwitso chokwanira kuti chikhazikitsidwe ngakhale ndi anthu ochepa omwe ali ndi luso.
Chinachake, mwachitsanzo, ma adilesi a IP, manambala a AS, mawonekedwe osinthira thupi (cabling), zitha "kutulutsidwa" m'malemba osiyana, monga PIN (Network Implementation Plan).
Kumanga kwa maukonde kumayamba pambuyo pa kulengedwa kwa malembawa ndipo kumachitika motsatira kwambiri iwo ndipo kenako amafufuzidwa ndi kasitomala (mayesero) kuti atsatire mapangidwewo.
Zoonadi, ophatikiza osiyanasiyana, makasitomala osiyanasiyana, ndi mayiko osiyanasiyana angakhale ndi zofunikira zosiyana pa zolemba za polojekiti. Koma ndikufuna kupewa zikhalidwe ndikuganiziranso nkhaniyi pazoyenera zake. Gawo ili siliri la mapangidwe, koma la kuyika zinthu, ndipo timafunikira zolemba zokwanira (zithunzi, matebulo, mafotokozedwe ...) kuti timalize ntchito zathu.
zojambulajambula kapena zithunzi zokhala ndi chidziwitso chofunikira cha L2/L3
Chithunzi chosinthira thupi
M'makampani ena ang'onoang'ono, ntchito yokhudzana ndi kukhazikitsa zida ndi kusintha kwa thupi (cabling) ndi udindo wa akatswiri opanga maukonde.
Pankhaniyi, vuto limathetsedwa pang'ono ndi njira zotsatirazi.
gwiritsani ntchito kufotokozera pa mawonekedwe kuti mufotokoze zomwe zikugwirizana nazo
poyang'anira zimitsani madoko onse osalumikizidwa ndi netiweki
Izi zidzakupatsani mwayi, ngakhale pakakhala vuto ndi chiyanjano (pamene cdp kapena lldp sichigwira ntchito pa mawonekedwe awa), kuti mudziwe mwamsanga zomwe zikugwirizana ndi doko ili.
Mutha kuwonanso mosavuta kuti ndi madoko ati omwe ali ndi anthu komanso omwe ali aulere, zomwe ndizofunikira pokonzekera kulumikizana kwa zida zatsopano zama network, ma seva kapena malo ogwirira ntchito.
Njira yabwino ndiyo kugwiritsa ntchito mapulogalamu opangidwa kuti azigwira ntchito ndimtunduwu. Koma mutha kudziletsa pamatebulo osavuta (mwachitsanzo, mu Excel) kapena kuwonetsa zomwe mukuwona kuti ndizofunikira pazithunzi za L1/L2.
Zofunika!
Wopanga maukonde, ndithudi, amatha kudziwa bwino zovuta ndi miyezo ya SCS, mitundu ya ma racks, mitundu yamagetsi osasunthika, momwe kanjira kozizira komanso kotentha ndi kotani, momwe angapangire maziko oyenera ... monga momwe angathere. dziwani fiziki yazinthu zoyambira kapena C ++. Koma munthu ayenera kumvetsetsa kuti zonsezi si gawo lake lachidziwitso.
Choncho, ndi bwino kukhala ndi madipatimenti odzipatulira kapena anthu odzipereka kuti athetse mavuto okhudzana ndi kukhazikitsa, kulumikiza, kukonza zipangizo, komanso kusintha kwa thupi. Nthawi zambiri kwa malo opangira data awa ndi mainjiniya a data center, ndipo ku ofesi ndi desk yothandizira.
Ngati magawano otere aperekedwa mu kampani yanu, ndiye kuti nkhani zodula mitengo si ntchito yanu, ndipo mutha kudziletsa nokha kufotokozera za mawonekedwe ndi kutseka kwa madoko osagwiritsidwa ntchito.
Pokhala ndi chidziwitso chophunzitsa telecom kwa ophunzira, nditha kunena kuti pafupifupi wophunzira aliyense pofika pakati pa semester yachiwiri ali ndi chidziwitso chofunikira (monga gawo la maphunziro omwe ndinaphunzitsa) kuti akhazikitse ofesi yosavuta ya LAN.
Chovuta ndi chiyani pakulumikiza ma switch kwa wina ndi mnzake, kukhazikitsa ma VLAN, ma SVI interfaces (panthawi ya masiwichi a L3) ndikukhazikitsa njira zokhazikika?
Chirichonse chidzagwira ntchito.
Koma nthawi yomweyo, mafunso okhudzana ndi
chitetezo
kusungitsa malo
makulitsidwe a network
zokolola
zotsatira
kudalirika
...
Nthawi ndi nthawi ndimamva mawu akuti ofesi ya LAN ndi chinthu chophweka kwambiri ndipo nthawi zambiri ndimamva izi kuchokera kwa mainjiniya (ndi oyang'anira) omwe amachita chilichonse koma maukonde, ndipo amanena izi molimba mtima kuti musadabwe ngati LAN idzakhala. zopangidwa ndi anthu osakwanira mchitidwe ndi chidziwitso ndipo adzapangidwa ndi pafupifupi zolakwa zomwe ine kufotokoza pansipa.
Common L1 (OSI) Zolakwika Zopanga
Ngati, komabe, mulinso ndi udindo pa SCS, ndiye kuti chimodzi mwazinthu zosasangalatsa zomwe mungalandire ndikusintha mosasamala komanso kosaganizira bwino.
Ndikayikanso ngati zolakwika zamtundu wa L1 zokhudzana ndi zida zomwe zimagwiritsidwa ntchito, mwachitsanzo,