Microsoft Reserved VM instance, Standard_DS4_v2, CA Central, 3 years

AddOn SFP28 Module – For Optical Network, Data Networking – 1 x LC 25GBase-LRL Network – Optical Fiber – Single-mode – 25 Gigabit Ethernet – 25GBase-LRL – Hot-swappable – TAA Compliant – SFP-25GBASE-LR-300M-AO