Patent ID: 9660722
Date: 2017-05-23
CPC Classifications: G01M,H04B,H04J

Claim:
1. A system comprising: (a) a network equipment including: (b) a network device operationally connected to the link, said network device configured to transmit data signals at a second wavelength and receive data signals at said first wavelength, said network device configured to actuate said optical transmitter to transmit said OTDR signal on the link during a determined test time, said determined test time based on a communications protocol of the link, wherein during said determined test time data signals are not transmitted to said network device at said first wavelength, and wherein said network device is allowed to transmit said data signals during said determined test time at said second wavelength, and (c) a logic and memory system operationally connected to said optical receiver, said logic and memory system being configured to process said OTDR signal to provide OTDR test results.