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Fiber Optic Loopback
LC/SC/MTRJ - Huihong Fiber Inc (Huihong Fiber)
Fiber Loopbacks is designed to provide a media of return patch for a fiber optic signal; typically it is used for fiber optic testing applications or network restorations. For the testing applications, the loopback signal is used for diagnosing a problem. Sending a loopback test to network equipment, one at a time, is a technique for isolating a problem.