If you manage FortiGate firewalls or FortiSwitch switches, you’ve probably run into Fortinet’s transceiver naming system — a string of letters and numbers that isn’t always self-explanatory. FN-TRAN-FX, FR-TRAN-SX, FN-TRAN-GC: each one plugs into an SFP slot, but they’re built for different fiber types, distances, and operating conditions. This guide walks through seven commonly ordered […]