los ntawm Admin / 07 Dec 22 /0Cov lus pom Dab tsi yog qhov optical module siv rau? Cov khoom siv kho qhov muag yog lub teeb liab photoelectric hloov dua siab tshiab, uas tuaj yeem muab tso rau hauv lub network teeb liab transceiver cov cuab yeej xws li routers, keyboards, thiab cov khoom sib kis. Ob qho tib si hluav taws xob thiab kho qhov muag teeb liab yog cov teeb liab sib nqus. Qhov sib kis ntawm cov teeb liab hluav taws xob yog lim ... Nyeem ntxiv los ntawm Admin / 01 Nov 22 /0Cov lus pom Wired thiab wireless networks Hauv lub neej niaj hnub no, Is Taws Nem tau nkag mus rau txhua yam hauv peb lub neej, uas cov xov tooj sib txuas thiab wireless network yog cov paub zoo tshaj plaws. Tam sim no, lub npe nrov tshaj plaws cable network yog Ethernet. Tab sis nrog kev txhim kho ntawm thev naus laus zis, wireless network tau nkag mus tob rau hauv peb lub neej ... Nyeem ntxiv los ntawm Admin / 31 Oct 22 /0Cov lus pom Static VLAN Static VLANs tseem hu ua port-based VLANs. Qhov no yog txhawm rau txheeb xyuas qhov chaw nres nkoj twg yog VLAN ID. Los ntawm theem ntawm lub cev, koj tuaj yeem hais ncaj qha tias qhov tso LAN sib raug rau qhov chaw nres nkoj ncaj qha. Thaum tus thawj tswj hwm VLAN pib teeb tsa cov kev sib raug zoo ntawm ... Nyeem ntxiv los ntawm Admin / 29 Oct 22 /0Cov lus pom EPON Vs GPON Yuav Ua Li Cas? Yog tias koj tsis paub txog qhov sib txawv ntawm EPON Vs GPON nws yooj yim los ua tsis meej pem thaum yuav khoom. Los ntawm tsab xov xwm no cia peb kawm seb EPON yog dab tsi, GPON yog dab tsi, thiab qhov twg yuav Yuav? EPON yog dab tsi? Ethernet passive optical network yog tag nrho daim ntawv ntawm cov ntawv sau ... Nyeem ntxiv los ntawm Admin / 29 Oct 22 /0Cov lus pom Lub tswv yim ntawm VLAN (Virtual LAN) Peb txhua tus paub tias ntawm tib LAN, kev sib txuas hub yuav tsim kom muaj kev sib cav sib ceg. Thaum nyob rau hauv qhov kev hloov, qhov tsis sib haum xeeb tuaj yeem daws tau, yuav muaj qhov tshaj tawm. Txhawm rau daws qhov kev tshaj tawm xov xwm no, nws yog qhov yuav tsum tau ua kom paub cov routers faib cov LANs sib txawv rau hauv qhov sib txawv ... Nyeem ntxiv los ntawm Admin / 28 Oct 22 /0Cov lus pom Kev rho tawm LAN Nyob rau hauv tus txheej txheem ntawm kev sib txuas lus network, yog tias siv tag nrho cov hubs. Nws yog qhov tseeb tias nyob rau hauv cov txheej txheem kev sib kis, vim tias muaj ntau lub cim yuav tsum tau tshaj tawm, qhov kev tsis sib haum xeeb yuav raug tsim tawm. Lub sijhawm no, kev sib txuas lus ntawm cov teeb liab yuav cuam tshuam loj heev, thiab cov khoom siv hauv s ... Nyeem ntxiv << < Ua ntej21222324252627Tom ntej no>>> Page 24/76