Mai ɗaukar fiber na gani shine na'urar jujjuyawar hoto mai sauƙi kuma mai inganci wacce ke taka muhimmiyar rawa a cikin LAN na'ura mai ɗaukar hoto da yawa. Yanzu, don mafi kyawun ganowa da kawar da kurakuran hanyar haɗin gwiwa, wasu masu sarrafa fiber na gani suna da gazawar hanyar haɗin gwiwa (LFP) da ayyukan ƙararrawa na nesa (FEF).
Kafin mu fara gabatar da hanyar haɗin gwiwa (LFP) da kuma kuskuren nesa (FEF) ayyuka na ƙararrawa na fiber transceivers, ya zama dole mu fahimci rawar fiber transceivers a cikin LAN.
Fiber transceiver na gani yana da tashoshin wutar lantarki guda biyu da tashoshi na gani, wanda galibi ana amfani dashi don haɗa tashar ta gani.canzada tashar wutar lantarkicanza, ta yadda za a gane da photoelectric hira tsakanin biyu na'urorin. Cikakkun bayanai sune kamar haka:
Tabbas, babban aikin na'urar sarrafa fiber na gani shine gudanar da canjin hoto, wanda shine gada tsakanin na'urori biyu waɗanda ba za su iya sadarwa kai tsaye ba, amma aikinta ya fi haka nisa.
Lokacin da ake amfani da fiber transceiver biyu, igiyoyin da ake amfani da su sun haɗa da aƙalla igiyoyin fiber optic guda biyu da igiyoyi biyu (kamar yadda aka nuna a ƙasa). Yana da rikitarwa na wannan cabling wanda ke haifar da gazawar hanyar haɗin gwiwa (LFP) da kuskuren nesa (FEF) ayyukan ƙararrawa na fiber transceiver.
Link failover (LFP) yana nufin na'urorin sadarwa guda biyu da aka haɗa (transceiver),canza, na'ura mai ba da hanya tsakanin hanyoyin sadarwa, da sauransu). B transceiver ba zai iya karɓar bayanan A ba, sannan ku san kuskuren hanyar haɗin gwiwa, tashar B zai dakatar da tashar haske da bayanan tashar jiragen ruwa. Ayyukan ƙararrawa na haɗin gwiwa (LFP) yana bawa masu gudanar da cibiyar damar sani da magance matsalolin cibiyar sadarwa da sauri da kuma rage asarar da ke haifar da kuskuren cibiyar sadarwa.
Laifi mai nisa (FEF) yana nufin mai ɗaukar fiber na gani na B lokacin da tashar tashar tashar A transceiver ta dakatar da aika bayanai zuwa tashar gani ta B transceiver. Idan ɗayan kebul ɗin yana aiki da kyau, tashar tashar gani ta B transceiver tana ci gaba da aika bayanai zuwa tashar tashar A transceiver, yana haifar da gazawar cibiyar sadarwa. Ayyukan ƙararrawa na nesa (FEF) suna nuna wannan matsala.
Abin da ke sama shine bayanin transceiver LFP da ayyukan FEF wanda Shenzhen HDV Phoelectronic Technology Co., LTD ya kawo. Kayan sadarwar mu masu alaƙa suna da jerin ONU,OLTjerin, na gani module jerin, maraba da zuwa ƙarin shawarwari.