Juniper NETWORKS EX2300 Small Network Switch
Zambiri Zamalonda
Zofotokozera:
- Chithunzi cha EX2300
- Gwero la Mphamvu: AC-powered (DC-powered for EX2300-24T-DC model)
- Madoko akutsogolo: 10/100/1000BASE-T madoko olowera
- Madoko a Uplink: Madoko a 10GbE okhala ndi chithandizo cha ma transceivers a SFP +
- Mphamvu pa Efaneti (PoE) ndi Mphamvu pa Ethernet Plus (PoE+) zothandizira pamitundu yosankhidwa
Gawo 1: Yambani
Kumanani ndi Mzere wa EX2300 wa Ethernet Switches
Mzere wa EX2300 wa ma switch a Ethernet umaphatikizapo mitundu yosiyanasiyana yokhala ndi ma doko olowera kutsogolo 10/100/1000BASE-T ndi madoko a 10GbE uplink. Mitundu ina imathandiziranso Power over Ethernet (PoE) ndi Power over Ethernet Plus (PoE+) pothandizira zida zolumikizidwa ndi netiweki.
Ikani EX2300 mu Rack
Kuti muyike chosinthira cha EX2300 choyikapo, mutha kugwiritsa ntchito mabatani omwe ali muzowonjezera. Komabe, ngati mukufuna kuyika chosinthira pakhoma kapena choyika chazithunzi zinayi, muyenera kuyitanitsa chokwera chapakhoma kapena zida zoyikamo.
Mu Bokosi muli chiyani?
Phukusi lazogulitsa limaphatikizapo chosinthira cha EX2300 ndi zida zowonjezera zomwe zili ndi mabulaketi ofunikira kuti muyikemo choyika ma post awiri. Chonde dziwani kuti chingwe cha DB-9 kupita ku RJ-45 kapena adaputala sichikuphatikizidwanso mu phukusili. Ngati mukufuna chingwe cholumikizira, mutha kuyitanitsa padera ndi gawo nambala JNP-CBL-RJ45-DB9.
Kodi Ndikufunikanso Chiyani?
Kuphatikiza pa zida zophatikizira, mungafunikire kuyitanitsa chokwera pakhoma kapena rack mount kit ngati mukufuna kuyika chosinthira pakhoma kapena muzitsulo zinayi.
Rack Iwo!
Kuti muyike chosinthira cha EX2300 mu rack yamapositi awiri, tsatirani izi:
- Review General Safety Guidelines ndi Machenjezo.
- Manga ndi kumangirira mbali imodzi ya lamba wa ESD kuzungulira dzanja lanu lopanda kanthu, ndikulumikiza mbali inayo ndi malo a ESD.
- Ikani mabulaketi okwera m'mbali mwa EX2300 switch pogwiritsa ntchito zomangira zisanu ndi zitatu.
Gawo 2: Kuthamanga ndi Kuthamanga
Pulagi ndi Sewerani
Kusintha kwa EX2300 kumathandizira magwiridwe antchito a pulagi ndi kusewera, kulola kukhazikitsa kosavuta ndi kasinthidwe. Ingolumikizani zingwe zoyenera pa netiweki kumadoko a chosinthira ndikuyatsa.
Sinthani Masinthidwe Oyambira Pogwiritsa Ntchito CLI
Kuti musankhe zosintha zapamwamba, mutha kugwiritsa ntchito Command Line Interface (CLI) kuti musinthe makonda akusintha kwa EX2300. Onani buku la ogwiritsa ntchito kuti mudziwe zambiri za kugwiritsa ntchito CLI.
Gawo 3: Pitirizani
Chotsatira Ndi Chiyani?
Mukayika bwino ndikukonza zosintha zanu za EX2300, mutha kuwona zina ndi magwiridwe antchito. Onani gawo la General Information la bukhu la ogwiritsa ntchito kuti mumve zambiri zamasinthidwe apamwamba.
Zina zambiri
Buku la ogwiritsa ntchito limapereka chidziwitso chokwanira pakusintha kwa EX2300, kuphatikiza maupangiri othetsera mavuto, malangizo okonzekera, ndi njira zosinthira zapamwamba. Ndikoyenera kutchula buku la ogwiritsa ntchito kuti mumvetse bwino za mankhwalawa.
Phunzirani Ndi Mavidiyo
Kuti muwongolere kumvetsetsa kwanu kwa switch ya EX2300, mutha kupeza makanema ophunzirira omwe amakhudza mitu ndi machitidwe osiyanasiyana okhudzana ndi switch. Makanemawa amapezeka pa intaneti ndipo atha kukupatsani chidziwitso chofunikira kwambiri.
Yamba
Mu bukhuli, tikupereka njira yosavuta, yazigawo zitatu, kuti ikuthandizeni mwamsanga ndi EX2300 yanu yatsopano. Tafewetsa ndikufupikitsa masitepe oyika ndi kasinthidwe, ndikuphatikizanso makanema. Muphunzira momwe mungayikitsire EX2300 yoyendetsedwa ndi AC muchoyikapo, kuyilimbitsa, ndikusintha makonda oyambira.
ZINDIKIRANI: Kodi mukufuna kudziwa zambiri pamitu ndi machitidwe omwe ali mu bukhuli? Pitani ku Juniper Networks Virtual Labs ndikusunga sandbox yanu yaulere lero! Mupeza sandbox ya Junos Day One Experience m'gulu loyimilira lokha. Kusintha kwa EX sikungosinthidwa. Muchiwonetsero, yang'anani kwambiri pa chipangizo cha QFX. Zosintha zonse za EX ndi QFX zimakonzedwa ndi malamulo omwewo a Junos.
Kumanani ndi Mzere wa EX2300 wa Ethernet Switches
- Mzere wa Juniper Networks® EX2300 wa ma switch a Ethernet umapereka njira yosinthika, yogwira ntchito kwambiri yothandizira kutumizidwa kwapaintaneti masiku ano.
- Mutha kulumikizana ndi masiwichi anayi a EX2300 kuti mupange Virtual Chassis, ndikupangitsa kuti masinthidwe awa aziyendetsedwa ngati chipangizo chimodzi.
- Ma switch a EX2300 akupezeka mumitundu 12, madoko 24 ndi ma doko 48 okhala ndi magetsi a AC.
ZINDIKIRANI: Kusintha kwa EX2300-24T-DC ndi DC-powered.
- Mtundu uliwonse wa EX2300 wosinthira uli ndi ma doko olowera kutsogolo 10/100/1000BASE-T ndi madoko a 10GbE uplink kuti alumikizane ndi zida zapamwamba. Madoko a uplink amathandizira ma transceivers ang'onoang'ono a mawonekedwe-factor pluggable kuphatikiza (SFP +). Masiwichi onse kupatula EX2300-C-12T, EX2300-24T, ndi EX2300-48T amathandizira Power over Ethernet (PoE) ndi Power over Ethernet Plus (PoE+) pothandizira zida zolumikizidwa ndi netiweki.
ZINDIKIRANI: Pali kalozera wosiyana wa Day One + wamitundu yosinthira ya 12-port EX2300-C. Onani EX2300-C pa Tsiku Loyamba + webtsamba.
Bukuli lili ndi mitundu yosinthira yoyendetsedwa ndi AC:
- EX2300-24T: 24 10/100/1000BASE-T madoko
- EX2300-24P: 24 10/100/1000BASE-T PoE/PoE+ madoko
- EX2300-24MP: 16 10/100/1000BASE-T PoE+ madoko, 8 10/100/1000/2500BASE-T PoE+ madoko
- EX2300-48T: 48 10/100/1000BASE-T madoko
- EX2300-48P: 48 10/100/1000BASE-T PoE/PoE+ madoko
- EX2300-48MP: 32 10/100/1000BASE-T PoE/PoE+ madoko, 16 100/1000/2500/5000/10000BASE-T PoE/PoE+ madoko
Ikani EX2300 mu Rack
Mutha kuyika chosinthira cha EX2300 pa desiki kapena tebulo, pakhoma, kapena muzitsulo ziwiri kapena zinayi. Zida zowonjezera zomwe zimatumizidwa m'bokosi zimakhala ndi mabatani omwe mukufunikira kuti muyike chosinthira cha EX2300 muzitsulo ziwiri. Tikudutsani momwe mungachitire izo.
ZINDIKIRANI: Ngati mukufuna kuyika chosinthira pakhoma kapena choyika chazithunzi zinayi, muyenera kuyitanitsa chokwera pakhoma kapena zida zoyikamo. Chida chokwera chazithunzi zinayi chilinso ndi mabulaketi oyika chosinthira cha EX2300 pamalo okhazikika mu rack.
Mu Bokosi muli chiyani?
- Chingwe chamagetsi cha AC choyenera komwe muli
- Mabulaketi awiri okwera ndi zomangira zisanu ndi zitatu
- Power chingwe chosungira kopanira
Kodi Ndikufunikanso Chiyani?
- Chingwe choyambira cha electrostatic discharge (ESD).
- Wina wokuthandizani kuti muteteze rauta pachoyikapo
- Kuyika zomangira kuti muteteze EX2300 pachikwako
- Nambala iwiri ya Phillips (+) screwdriver
- Adaputala ya seri-to-USB (ngati laputopu yanu ilibe doko la serial)
- Chingwe cha Efaneti chokhala ndi zolumikizira za RJ-45 zolumikizidwa ndi RJ-45 mpaka DB-9 serial port adapter.
ZINDIKIRANI: Sitiphatikizanso chingwe cha DB-9 kupita ku RJ-45 kapena adaputala ya DB-9 kupita ku RJ-45 yokhala ndi chingwe chamkuwa cha CAT5E monga gawo la phukusi la chipangizocho. Ngati mukufuna chingwe cholumikizira, mutha kuyiyitanitsa padera ndi gawo nambala JNP-CBL-RJ45-DB9 (DB-9 mpaka RJ-45 adaputala yokhala ndi chingwe chamkuwa cha CAT5E)
Rack Iwo!
Umu ndi momwe mungayikitsire chosinthira cha EX2300 mu rack yamapositi awiri:
- Review General Safety Guidelines ndi Machenjezo.
- Manga ndi kumangirira mbali imodzi ya lamba wa ESD kuzungulira dzanja lanu lopanda kanthu, ndikulumikiza mbali inayo ndi malo a ESD.
- Ikani mabulaketi okwera m'mbali mwa chosinthira EX2300 pogwiritsa ntchito zomangira zisanu ndi zitatu zokwera ndi screwdriver.
Mudzawona kuti pali malo atatu pamzere wam'mbali momwe mungaphatikizire mabatani okwera: kutsogolo, pakati, ndi kumbuyo. Gwirizanitsani mabakiti okwera pamalo omwe akuyenera pomwe mukufuna kuti chosinthira cha EX2300 chikhale muchiyikamo.
- Kwezani chosinthira cha EX2300 ndikuchiyika pachiyikapo. Lembani dzenje lapansi mu bulaketi lililonse lokwera ndi bowo mu njanji iliyonse, kuwonetsetsa kuti EX2300 switch ndi mulingo.
- Pamene mukugwira chosinthira cha EX2300 m'malo mwake, pemphani wina kuti alowetse ndikumangitsa zomangira zotchingira kuti muteteze mabulaketi okwera pamanjanji. Onetsetsani kuti mwamangitsa zomangira m'mabowo awiri apansi kaye ndiyeno mumangitsani zomangira ziwiri zakumtunda.
- Onetsetsani kuti mabatani okwera mbali iliyonse ya choyikapo ali pamzere wina ndi mzake.
Yatsani
Tsopano mwakonzeka kulumikiza chosinthira cha EX2300 ku gwero lamphamvu la AC. Kusinthaku kumabwera ndi chingwe chamagetsi cha AC cha komwe muli.
Umu ndi momwe mungalumikizire kusintha kwa EX2300 ku mphamvu ya AC:
- Pagawo lakumbuyo, lumikizani cholumikizira chingwe chamagetsi kumagetsi a AC:
ZINDIKIRANI: Zosintha za EX2300-24-MP ndi EX2300-48-MP sizifuna cholumikizira cha chingwe chamagetsi. Mutha kungolumikiza chingwe chamagetsi ku soketi yamagetsi ya AC pa switch ndikudumpha kupita ku sitepe 5.- Finyani mbali ziwiri za kopanira chingwe chosungira.
- Ikani mapeto ooneka ngati L m'mabowo mu bulaketi pamwamba ndi pansi pa soketi ya mphamvu ya AC. Chojambulira cholumikizira chingwe chamagetsi chimatuluka pa chassis ndi ma inchi atatu (3 cm).
- Lumikizani chingwe chamagetsi ku soketi yamagetsi ya AC pa switch.
- Kankhani chingwe mphamvu mu kagawo mu kusintha nati kwa retainer kopanira.
- Tembenuzani nati molunjika mpaka itakhazikika pamunsi mwa coupler. Kagawo mu coupler iyenera kukhala madigiri 90 kuchokera pa socket yamagetsi.
- Ngati cholumikizira magetsi cha AC chili ndi chosinthira magetsi, zimitsani.
- Lumikizani chingwe chamagetsi ku chotuluka magetsi cha AC.
- Ngati cholumikizira magetsi cha AC chili ndi chosinthira magetsi, chiyatseni.
- Tsimikizirani kuti AC OK LED yomwe ili pamwamba pa cholowetsa magetsi imayatsidwa pang'onopang'ono.
Kusintha kwa EX2300 kumakhala mphamvu mukangolumikiza ku gwero lamagetsi la AC. Pamene SYS LED pagawo lakutsogolo ndi yobiriwira pang'onopang'ono, chosinthira chimakhala chokonzeka kugwiritsa ntchito.
Pamwamba ndi Kuthamanga
Tsopano popeza chosinthira cha EX2300 chayatsidwa, tiyeni tichite masinthidwe oyambilira kuti tiyambitse kusinthaku ndikuyenda pamaneti anu. Ndiosavuta kupereka ndikuwongolera switch ya EX2300 ndi zida zina pamaneti yanu. Sankhani chida chosinthira chomwe chili choyenera kwa inu:
- Mtsinje wa Juniper. Kuti mugwiritse ntchito Mist, mufunika akaunti pa nsanja ya Juniper Mist Cloud. Onani Pamwambaview ya Kulumikiza Mist Access Points ndi Juniper EX Series Switches.
- Juniper Networks Contrail Service Orchestration (CSO). Kuti mugwiritse ntchito CSO, mufunika khodi yotsimikizira. Onani Kutumiza kwa SD-WAN Kuthaview mu Contrail Service Orchestration (CSO) Deployment Guide.
- CLI amalamula
Pulagi ndi Sewerani
Zosintha za EX2300 zili kale ndi zosintha zapafakitale zomwe zidakonzedwa kunja kwa bokosilo kuti zikhale zida za pulagi-ndi-sewero. Zokonda zokhazikika zimasungidwa mu kasinthidwe file kuti:
- Imakhazikitsa kusintha kwa Ethernet ndikuwongolera mphepo yamkuntho pamawonekedwe onse
- Imayika PoE pamadoko onse a RJ-45 amitundu omwe amapereka PoE ndi PoE +
- Imayatsa ma protocol awa:
- Internet Group Management Protocol (IGMP) snooping
- Rapid Spanning Tree Protocol (RSTP)
- Link Layer Discovery Protocol (LLDP)
- Link Layer Discovery Protocol Media Endpoint Discovery (LLDP-MED)
Zokonda izi zimakwezedwa mukangoyambitsa EX2300 switch. Ngati mukufuna kuwona zomwe zili mu fakitale-default kasinthidwe file pakusintha kwanu kwa EX2300, onani EX2300 Switch Default Configuration.
Sinthani Masinthidwe Oyambira Pogwiritsa Ntchito CLI
Khalani ndi mfundo izi musanayambe kusintha makonda a switch:
- Dzina la alendo
- Muzu kutsimikizika achinsinsi
- Management port adilesi ya IP
- Adilesi ya IP yachipata
- (Mwasankha) seva ya DNS ndi gulu lowerengera la SNMP
- Tsimikizirani kuti makonda a doko la laputopu kapena pakompyuta yanu asinthidwa kukhala osakhazikika:
- Mtengo wa mankhwala - 9600
- Kuwongolera kuyenda - Palibe
- Zambiri - 8
- Kugwirizana—Palibe
- Imani pang'ono - 1
- DCD state-Kunyalanyaza
- Lumikizani doko la console pa switch ya EX2300 kupita ku laputopu kapena PC yapakompyuta pogwiritsa ntchito chingwe cha Efaneti ndi RJ-45 kupita ku DB-9 serial port adapter (yosaperekedwa). Ngati laputopu yanu kapena pakompyuta yanu ilibe doko la serial, gwiritsani ntchito adapter ya serial-to-USB (yosaperekedwa).
- Pakulowetsa kwa Junos OS, lembani mizu kuti mulowe. Simufunikanso kulowa mawu achinsinsi. Ngati pulogalamuyo iyamba musanayambe kulumikiza laputopu kapena kompyuta pakompyuta yanu, mungafunike kukanikiza batani la Enter kuti chidziwitsocho chiwonekere.
ZINDIKIRANI: Masiwichi a EX omwe akuyendetsa mapulogalamu a Junos amayatsidwa ndi Zero Touch Provisioning (ZTP). Komabe, mukakonza EX lophimba kwa nthawi yoyamba, muyenera kuletsa ZTP. Tikuwonetsani momwe mungachitire izi apa. Ngati muwona mauthenga aliwonse okhudzana ndi ZTP pa console, ingowanyalanyaza.
FreeBSD/mkono (w) (ttyu0): kulowa: mizu - Yambani CLI.
mizu@:RE:0% cli {master:0} root> - Lowetsani mawonekedwe osinthira.
{master:0} root> konza {master:0}[edit] root# - Chotsani kasinthidwe ka ZTP. Zosintha zamafakitale zimatha kusiyanasiyana pazotulutsa zosiyanasiyana. Mutha kuwona uthenga woti mawuwo kulibe. Osadandaula, ndi bwino kupitiriza.
{master:0}[edit] root# chotsani chithunzithunzi-chithunzi cha chassis - Onjezani mawu achinsinsi ku akaunti ya ogwiritsa ntchito mizu. Lowetsani mawu achinsinsi osavuta, mawu achinsinsi obisika, kapena chingwe chachinsinsi cha SSH. Mu example, tikukuwonetsani momwe mungayikitsire mawu achinsinsi osavuta.
{master:0}[edit] root# set system root-authentication plain-text-password New password: password
Lembaninso mawu achinsinsi atsopano: mawu achinsinsi - Yambitsani kasinthidwe kamakono kuti muyimitse mauthenga a ZTP pa console.
{master:0}[edit] root# commit configuration check ikwanitsa kuchita - Konzani dzina la alendo.
{master:0}[edit] root# set system host-name name - Konzani adilesi ya IP ndi kutalika kwa prefix ya mawonekedwe owongolera pa switch. Monga gawo la sitepe iyi, mumachotsa DHCP yokhazikika ya fakitale ya mawonekedwe owongolera.
{master:0}[edit] root# chotsani zolumikizira vme unit 0 family inet dhcp root# set interfaces vme unit 0 family inet adilesi/prefix-length
ZINDIKIRANI: Doko loyang'anira vme (lotchedwa MGMT) lili kutsogolo kwa EX2300 switch. - Konzani khomo lokhazikika lamanetiweki oyang'anira.
{master:0}[edit] root# khazikitsani njira zokhazikika 0/0 adilesi yotsatira - Konzani utumiki wa SSH. Mwachikhazikitso wogwiritsa ntchito mizu sangathe kulowa patali. Mu sitepe iyi mumathandizira ntchito ya SSH ndikulowetsanso mizu kudzera pa SSH.
{master:0}[edit] root# set system services ssh root-login kulola - Zosankha: Konzani adilesi ya IP ya seva ya DNS.
{master:0}[edit] root# khazikitsani adilesi ya seva - Zosankha: Konzani gulu lowerengera la SNMP.
{master:0}[edit] root# set snmp community_name - Mwachidziwitso: Pitirizani kusintha kasinthidwe pogwiritsa ntchito CLI. Onani Chitsogozo Choyambira cha Junos OS kuti mumve zambiri.
- Perekani kasinthidwe kuti mutsegule pa switch.
{master:0}[edit] root# perekani - Mukamaliza kukonza chosinthira, chokani kasinthidwe.
{master:0}[edit] root# kutuluka {master:0} root@name
Pitiliranibe
Chotsatira Ndi Chiyani?
| Ngati mukufuna | Ndiye |
| Tsitsani, yambitsani, ndikuwongolera zilolezo zamapulogalamu anu kuti mutsegule zina zakusintha kwanu kwa EX | Mwaona Yambitsani Zilolezo za Junos OS mu Juniper Licensing Guide |
| Lumphani ndikuyamba kukonza kusintha kwanu kwa EX Series ndi Junos OS CLI | Yambani ndi Tsiku Loyamba + la Junos OS wotsogolera |
| Konzani Ethernet Interfaces | Mwaona Kukonzekera kwa Gigabit Ethernet Interfaces (J-Web Ndondomeko) |
| Konzani Ma Protocol a Layer 3 | Mwaona Kukonza Static Routing (J-Web Ndondomeko) |
| Sinthani kusintha kwa EX2300 | Mwaona J-Web Pulatifomu Yogwiritsa Ntchito Phukusi la EX Series Switches |
| Onani, sinthani, ndikuteteza maukonde anu ndi Juniper Security | Pitani ku Security Design Center |
| Phunzirani momwe mungachitire ndi njira zomwe zili mu bukhuli | Pitani Juniper Networks Virtual Labs ndikusunga sandbox yanu yaulere. Mupeza sandbox ya Junos Day One Experience m'gulu loyimilira lokha. Kusintha kwa EX sikungosinthidwa. Muchiwonetsero, yang'anani kwambiri pa chipangizo cha QFX. Zosintha zonse za EX ndi QFX zimakonzedwa ndi malamulo omwewo a Junos. |
Zina zambiri
| Ngati mukufuna | Ndiye |
| Onani zolemba zonse zomwe zilipo pa ma routers a EX2300 | Pitani ku EX2300 tsamba mu Juniper Tech Library |
| Pezani zambiri zakuya za kukhazikitsa ndi kusunga EX2300 switch yanu | Sakatulani kudutsa EX2300 Switch Hardware Guide |
| Khalani odziwa za zatsopano ndi zosinthidwa komanso zodziwika ndi zothetsedwa | Mwaona Zolemba za Junos OS Release |
| Sinthani kukweza kwa mapulogalamu pa switch yanu ya EX Series | Mwaona Kuyika Mapulogalamu pa EX Series Switches |
Phunzirani Ndi Mavidiyo
| Ngati mukufuna | Ndiye |
| View a Web-Kanema wamaphunziro omwe amapereka mopitiliraview ya EX2300 ndikulongosola momwe mungayikitsire ndikuyiyika | Penyani EX2300 Ethernet Switch Overview ndi Kutumiza (WBT) kanema |
| Pezani maupangiri amfupi komanso achidule ndi malangizo omwe amapereka mayankho ofulumira, omveka bwino, komanso chidziwitso pazinthu zenizeni ndi ntchito zaukadaulo wa Juniper. | Mwaona Kuphunzira ndi Juniper pa Juniper Networks tsamba lalikulu la YouTube |
| View mndandanda wamaphunziro ambiri aulere aukadaulo omwe timapereka ku Juniper | Pitani ku Kuyambapo tsamba pa Juniper Learning Portal |
Juniper Networks, logo ya Juniper Networks, Juniper, ndi Junos ndi zilembo zolembetsedwa za Juniper Networks, Inc. ku United States ndi mayiko ena. Zizindikiro zina zonse, zizindikiritso zautumiki, zilembo zolembetsedwa, kapena zizindikilo zantchito zolembetsedwa ndi katundu wa eni ake. Juniper Networks sakhala ndi udindo pazolakwika zilizonse m'chikalatachi. Juniper Networks ili ndi ufulu wosintha, kusintha, kusamutsa, kapena kuwunikiranso bukuli popanda chidziwitso. Copyright © 2023 Juniper Networks, Inc. Ufulu wonse ndi wotetezedwa.
FAQS
Kodi EX2300 switch ndi AC-powered kapena DC-powered?
Kusintha kwa EX2300 kumakhala koyendetsedwa ndi AC, kupatula mtundu wa EX2300-24T-DC, womwe ndi DC-powered.
Kodi EX2300 switch imathandizira Mphamvu pa Ethernet (PoE)?
Inde, mitundu yosankhidwa ya EX2300 switch imathandizira Power over Ethernet (PoE) ndi Power over Ethernet Plus (PoE+) pothandizira zida zolumikizidwa ndi netiweki.
Kodi nditani ngati ndikufuna kukhazikitsa chosinthira cha EX2300 pakhoma kapena pachiyikapo chazithunzi zinayi?
Ngati mukufuna kuyika chosinthira pakhoma kapena choyika chazithunzi zinayi, muyenera kuyitanitsa chokwera chapakhoma kapena zida zoyikira. Zidazi zili ndi mabulaketi ofunikira pakuyika kotere.
Zolemba / Zothandizira
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Juniper NETWORKS EX2300 Small Network Switch [pdf] Buku Logwiritsa Ntchito EX2300 Small Network Switch, EX2300, Small Network Switch, Network Switch, Switch |