iswichi esincane sesimakade
Isithwici esincane sefiberi yilapho elikhulu le-inthanethi lalidala ukuhlela nokukhombisa izigcawu zokuxhumana ezisebenzisa ikhabeli le-optical. Lezi zinhlelo zokusebenza ngokwehlakanipho kakhulu ziyisikali esibalulekile ekuhlakweni kwamanqaku okuxhumana aphethwe ngeminye yezinjini zokuxhumana, ekunikeza ukuxferwa okulula kwezicelo ngokuthi ikhabeli le-fiberi. Ezinye iifayibhri zinesicathami esincane singama-4 ukuya kuma-24, bese benxenye yamanye amafiberi angokuba yi-single-mode noma multi-mode. Isebenza ngokushesha kakhulu, ngokuvamile kubambisa izisindo zokuxfera (data rates) ukuya kuma-10Gbps, lokhu kuyakumelwa ngaso kuzo zonke izinkampani ezikhulu nezincane. Inqubo iyasebenzisa teknoloji yekhombisa enconywayo eyenza ukuthi sibe nenqorho encane kakhulu kunazo zonke izindleko futhi ibe nezinjani eziphezulu, ngemuva kokuhlela ubudlelwane besigcawu phakathi kwekheliso. Lezi zinhlelo ziqukatha izinto ezinhle njengezivumo ze-VLAN, izindawo ze-QoS, nezinhlelo zokuphepha ezinhle, zonke zihlanganisiwe kuhlango lona oluncane ongavalelwa kakhulu emasethingeni esilandelayo noma kizindaweni eziphakeme kakhulu. Umcatha wamanqaku osuku omdala awaziwa umsebenzi, ngoba lezi zinhlelo ngokuvamile zinezindlela eziningi zokuhlela manqaku ngokusebenzisa izinhlobo zewebhu noma izigaba zokugcina amagama, ekunikeza ukulandwa kwekheliso nezindleko.