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 sun gaza kan ayyukan ƙararrawa (LFP) da kuskuren nesa (FEF).
Kafin mu fara bayyana gazawar hanyar haɗin gwiwa (LFP) da gazawar nesa (FEF) ayyukan ƙararrawar fiber transceivers, yana da mahimmanci don fahimtar rawar da masu ɗaukar fiber a cikin cibiyoyin sadarwa na gida.
Mai ɗaukar fiber na gani yana da tashoshin wutar lantarki da na gani, waɗanda galibi ana amfani da su don haɗa masu sauya tashar tashar jiragen ruwa da na'urorin wutar lantarki don gane canjin hoto tsakanin na'urori biyu, kamar yadda aka nuna a hoton da ke ƙasa:
Tabbas babban aikin transceiver na fiber optic shine canza haske zuwa wutar lantarki, a matsayin gada tsakanin na'urori biyu waɗanda ba za su iya sadarwa kai tsaye ba, amma aikinta ya fi haka nesa ba kusa ba.
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 sadarwar da aka haɗa guda biyu (transceivers, switches,hanyoyin sadarwa, da sauransu). Ɗayan (kusa da ƙarshen) yana da kuskuren hanyar haɗin gwiwa, kuma za a iya aika laifin haɗin zuwa ɗayan na'urar (na nesa). Misali, masu sarrafa fiber na gani guda biyu A da B suna da matsala ta hanyar haɗin yanar gizo a cikin tashar lantarki ta transceiver A, kuma mai ɗaukarwa zai aika da laifin tashar wutar lantarki zuwa tashar gani. Mai watsawa zai daina aika bayanai daga tashar tashar gani; Idan transceiver a karshen B ya kasa karɓar bayanan daga mai ɗaukar hoto a ƙarshen A, ya san cewa mai ɗaukar hoto a ƙarshen A yana da gazawar hanyar haɗin gwiwa, kuma mai ɗaukar hoto a ƙarshen B yana dakatar da aika bayanai daga tashoshin gani da lantarki. Ƙararrawar Ƙarƙashin Ƙarfafawa (LFP) na haɗin gwiwar yana bawa masu gudanar da hanyar sadarwa damar sani da kuma kula da kurakuran cibiyar sadarwa da kuma rage asara ta hanyar kuskuren cibiyar sadarwa.
Rashin gazawa (FEF) yana nufin gazawar na'urar gani da ke aika bayanai daga fiber optic transceiver A zuwa fiber optic transceiver B, da tashar tashar fiber optic transceiver A ta daina aika bayanai zuwa tashar fiber optic transceiver B. Idan ɗayan kebul ɗin yana aiki yadda ya kamata, tashar tashar tashar tashar tashar B transceiver ta ci gaba da aika bayanai zuwa tashar mai gani na A transceiver, yana haifar da gazawar hanyar sadarwa. Matsayin aikin ƙararrawa na Nesa (FEF) shine don nuna wannan matsala.
Abin da ke sama shine bayanin transceiver LFP da ayyukan FEF wanda Shenzhen HDV Phoelectron Technology Co., LTD ya kawo. Kayan sadarwar mu masu alaƙa suna daONUjerin,OLTjerin, na gani module jerin, maraba da zuwa ƙarin shawarwari.