Iindaba zeShishini
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Zingaphi ii-ONU ezinokunxibelelana ne-OLT enye?
64, ngokubanzi ingaphantsi kwe-10. 1. Ngokwethiyori, i-64 inokudityaniswa, kodwa xa kujongwa ukuncitshiswa kokukhanya kunye novakalelo lwe-onu ekukhanyeni, kwizicelo ezisebenzayo ngokubanzi, inani loqhagamshelo ngezibuko lingaphantsi kwe-10. Inani eliphezulu labasebenzisi abafikelelwa yi-olt linqunyelwe ikakhulu zii...Funda ngokugqithisileyo -
Ulwazi lwee-switch optical ports kunye nee-electrical ports
Kukho iintlobo ezintathu zeeswitshi: ii-electrical ports ezicocekileyo, ii-optical ports ezicocekileyo, kunye nee-electrical ports ezithile kunye nee-optical ports. Kukho iintlobo ezimbini kuphela zee-ports, ii-optical ports kunye nee-electrical ports. Oku kulandelayo lulwazi olufanelekileyo lwe-switch optical port kunye nee-electrical port sorted ...Funda ngokugqithisileyo -
Sesiphi isixhobo se-ONU esingcono kwinkqubo yokubeka esweni?
Kule mihla, kwizixeko zentlalo, iikhamera zokujonga ngokusisiseko zifakelwa kuzo zonke iikona. Sibona iikhamera ezahlukeneyo zokujonga kwizakhiwo ezininzi zokuhlala, kwizakhiwo zeeofisi, kwiindawo zokuthenga ezinkulu, kwiihotele nakwezinye iindawo ukuthintela ukwenzeka kwemisebenzi engekho mthethweni. Ngophuhliso oluqhubekayo lwe-ec...Funda ngokugqithisileyo -
Yintoni eyenziwa yi-"switch"? isetyenziswa njani?
1. Yazi iswitshi Ukusuka kumsebenzi: iswitshi isetyenziselwa ukuqhagamshela izixhobo ezininzi, ukuze zibe neemeko zokusebenzisana kwenethiwekhi. Ngokwenkcazo: iswitshi sisixhobo senethiwekhi esinokuqhagamshela izixhobo ezininzi kwinethiwekhi yekhompyutha kwaye sithumele idatha kwindawo oya kuyo ngepakethi...Funda ngokugqithisileyo -
Zisetyenziswa njani iipaneli zepatch zenethiwekhi kunye neeswitshi?
Uqhagamshelo phakathi kwephaneli yephetshi yenethiwekhi kunye neswitshi kufuneka luqhagamshelwe ngentambo yenethiwekhi. Intambo yenethiwekhi iqhagamshela isakhelo sephetshi kunye neseva, kwaye isakhelo sephetshi kwigumbi lokufakelwa kwentambo sikwasebenzisa intambo yenethiwekhi ukuyiqhagamshela neswitshi. Ngoko ke uqhagamshela njani? 1. Pass-Th...Funda ngokugqithisileyo -
Yintoni umahluko phakathi kwe-ONU eqhelekileyo kunye ne-ONU exhasa i-PoE?
Abasebenzi bokhuseleko abaye benza inethiwekhi ye-PON bayazi nge-ONU, esisixhobo sokufikelela esisetyenziswa kwinethiwekhi ye-PON, esilingana neswitshi yokufikelela kwinethiwekhi yethu eqhelekileyo. Inethiwekhi ye-PON yinethiwekhi ye-optical engasebenziyo. Isizathu sokuba kuthiwe ayisebenzi kukuba i-optical fiber idlulisa...Funda ngokugqithisileyo -
Ithemba lophuhliso lotshintsho
Ngophuhliso olukhawulezileyo lwe-cloud computing kunye ne-virtualization technologies, ukuhlanganiswa kweenkonzo zeziko ledatha kuye kwabeka phambili iimfuno eziphezulu zokusebenza, imisebenzi, kunye nokuthembeka kweeswitshi. Nangona kunjalo, ngenxa yokuba iiswitshi zeziko ledatha zinokuthwala iinkonzo ezahlukeneyo, ukuhanjiswa kwedatha...Funda ngokugqithisileyo -
Ukwandiswa kwezixhobo ze-PON zeselula zaseTshayina inxalenye yokuthengwa okuphakathi: izixhobo ze-OLT ezingama-3269
I-China Mobile ibhengeze ukuthengwa kwezixhobo ze-PON ukusuka ngo-2022 ukuya ku-2023 - uluhlu lwababoneleli bezixhobo abavela kumthombo omnye, kuquka: i-ZTE, i-Fiberhome kunye ne-Shanghai Nokia Bell. Ngaphambili, i-China Mobile ikhuphe ukuthengwa kwezixhobo ze-PON zika-2022-2023 ...Funda ngokugqithisileyo -
Ndingenza ntoni xa i-transceiver ye-fiber optic iwa?
Ii-transceivers zefayibha ye-optical zihlala zisetyenziswa kwiindawo zenethiwekhi apho iintambo ze-Ethernet zingenakugqunywa kwaye iifayibha ze-optical kufuneka zisetyenziswe ukwandisa umgama wokudlulisela. Kwangaxeshanye, zikwadlale indima enkulu ekuncedeni ukudibanisa imayile yokugqibela yemigca yefayibha ye-optical ...Funda ngokugqithisileyo -
I-PON: Qonda i-OLT, i-ONU, i-ONT kunye ne-ODN
Kwiminyaka yakutshanje, i-fiber to the home (FTTH) iqalile ukuxatyiswa ziinkampani zonxibelelwano kwihlabathi liphela, kwaye ubuchwepheshe obuvumelayo buphuhla ngokukhawuleza. Kukho iintlobo ezimbini ezibalulekileyo zenkqubo yoqhagamshelo lwe-FTTH broadband. Ezi yi-Active Optical Network (AON) kunye ne-Passive Optical Netwo...Funda ngokugqithisileyo -
Zahlulwe njani ii-VLAN zeswitshi?
1. Yahlula i-VLAN ngokwezibuko: Abathengisi abaninzi benethiwekhi basebenzisa ii-switch ports ukwahlula amalungu e-VLAN. Njengoko igama lisitsho, ukwahlula i-VLAN ngokusekelwe kwiizibuko kukuchaza ii-ports ezithile zeswitch njenge-VLAN. Itekhnoloji ye-VLAN yesizukulwana sokuqala ixhasa kuphela ukwahlulahlula ii-VLAN kwiizibuko ezininzi ze...Funda ngokugqithisileyo -
Ngaba imodem ye-optical iqhagamshelwe kwiswitshi okanye kwi-router kuqala?
Qhagamshela i-router kuqala. I-modem ye-optical iqhagamshelwe kwi-router kuqala ize emva koko iqhagamshelwe kwiswitshi, kuba i-router kufuneka yabele i-ip, kwaye iswitshi ayinakukwazi, ngoko ke kufuneka ibekwe ngasemva kwe-router. Ukuba kuyimfuneko ukuqinisekiswa kwegama lokugqitha, ewe, qala uqhagamshele kwi-port ye-WAN ye-ro...Funda ngokugqithisileyo