Active Layer 1 Wavelength Service with gray light client hand-off built on top of our Spectrum Service. It allows us to monitor the service and make custom paths by connecting multiple segments.

10GBASE-LR	SFP+, 10Gbps, 1310nm, SM, 10km
100GBASE-LR4	QSFP28, 100Gbps, 1310nm, SM, 10km