... , SC standard.Ø The optical line BER: <10-9Ø Signal Delay (optical interface): ≤1.6us/nodePower and Protection:Ø Power: dual power ... optical ports, DIP switch set rate and rate adaptive optional, use for daisy chain, star, ring and other network topologies, multi mode ... ports, DIP switch set rate and rate adaptive optional, use for daisy chain, star, ring and other network topologies, multi mode ...