A switch needs a fibre uplink to the district's core switch through one of its empty module slots. What must be inserted in that slot?
Un commutateur a besoin d'une liaison montante en fibre vers le commutateur principal du district, par l'un de ses emplacements de module vides. Que faut-il insérer dans cet emplacement ?
Answers
AAn RJ45 coupler for copper patch cordsUn coupleur RJ45 pour cordons en cuivre
BA matching SFP optical transceiverUn module SFP optique adapté
CA PoE injector for the uplink cableUn injecteur PoE pour le câble de liaison
DA USB network adapter with a fibre portUn adaptateur réseau USB avec un port fibre
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