Carrier Grade SingleMode Single Core SC-SC Telecom Grade Single Mode Single Core SC-FC Telecom Grade Single Mode Single Core FC-FC Telecom Grade Single Mode Single Core LC-FC Telecom Grade Single Mode Single Core LC-SC Telecom Grade Single Mode Single Core LC-SC Telecom Grade Single Mode Single Core LC-ST Telecom Grade Single Mode Single Core FC-ST Telecom Grade Single Mode Single Core SC-ST Telecom Grade Single Mode Single Core ST-ST Telecom Grade Single Mode Single Core LC-LC Telecom Grade Single Mode Dual Core LC-FC Telecom Grade Single Mode Single Core LC-FC Telecom Grade Single Mode Single Core LC-SC Carrier-grade singlemode dual-core LC-ST