Ta yaya tsarin transceiver na fiber optical SFP yake aiki?

1. Menene tsarin transceiver?

Kamar yadda sunan ya nuna, na'urorin Transceiver suna da hanyoyi biyu, kuma SFP ma ɗaya ce daga cikinsu. Kalmar "transceiver" haɗuwa ce ta "transmitter" da "receiver". Saboda haka, tana iya aiki a matsayin mai watsawa da mai karɓa don kafa sadarwa tsakanin na'urori daban-daban. Wanda ya dace da na'urar shine abin da ake kira ƙarshe, wanda za a iya saka na'urar transceiver a ciki. Za a yi bayani dalla-dalla kan na'urorin SFP a cikin babi masu zuwa.
1.1 Menene SFP?

SFP gajeriyar hanya ce ta Ƙananan Tsarin-factor Pluggable. SFP wani tsari ne na transceiver wanda aka daidaita. Modules na SFP na iya samar da haɗin Gbit/s na saurin hanyoyin sadarwa da kuma tallafawa zaruruwan multimode da singlemode. Nau'in hanyar sadarwa da aka fi sani shine LC. A gani, ana iya gano nau'ikan zaruruwan da za a iya haɗawa ta hanyar launin shafin ja na SFP, kamar yadda aka nuna a Hoto na B. Zoben ja mai shuɗi yawanci yana nufin kebul na yanayi ɗaya, kuma zoben ja yana nufin kebul na yanayi da yawa. Akwai nau'ikan SFP guda uku da aka rarraba bisa ga saurin watsawa: SFP, SFP+, SFP28.
1.2 Menene bambanci tsakanin QSFP?

QSFP na nufin "Quad Form-factor Pluggable". QSFP na iya ɗaukar tashoshi huɗu daban-daban. Kamar SFP, ana iya haɗa zaruruwa iri ɗaya da na yanayi da yawa. Kowace tasha na iya aika ƙimar bayanai har zuwa 1.25 Gbit/s. Saboda haka, jimlar ƙimar bayanai na iya zama har zuwa 4.3 Gbit/s. Lokacin amfani da kayayyaki na QSFP+, ana iya haɗa tashoshi huɗu. Saboda haka, ƙimar bayanai na iya zama har zuwa 40 Gbit/s.