100G CFP2 ZR4 is an upgraded version of 100G CFP2 ER4, which still adopts the traditional 25G NRZ modulation technology, and can provide cost-effective solutions for 100G data center interconnect (DCI) within 60km (when FEC is not turned on) or 80km (when FEC is turned on), as well. 100G CFP2 ZR4 is an upgraded version of 100G CFP2 ER4, which still adopts the traditional 25G NRZ modulation technology, and can provide cost-effective solutions for 100G data center interconnect (DCI) within 60km (when FEC is not turned on) or 80km (when FEC is turned on), as well. A brief document that summarizes DP04CFP2 MIS FW register address changes compared to Acacia's prior AC200-D CFP2 product family. CFP2 Module Firmware pre-release 166. 12 Contains OpenROADM documentation including optical specifications, etc. Contains. The C form-factor pluggable (CFP, 100G form factor pluggable, where C is Latin: centum "hundred") is a multi-source agreement to produce a common form-factor for the transmission of high-speed digital signals. The c stands for the Latin letter C used to express the number 100 (centum), since. The CFP family — encompassing CFP, CFP2, and CFP4 — became the cornerstone of 100G Ethernet transmission across long-haul, metro, and data center environments. Each generation of CFP refined the design — reducing size, power, and cost, while maintaining full compliance with IEEE 802. It plays a fundamental role in converting electrical signals from networking equipment into optical signals—and vice. Arista Networks announces the upcoming end of sale of the CFP2 200G DCO-A optical modules. Customers are encouraged to plan a migration to the 7280R3 Series with 400G ports that leverage 400G ZR pluggable optics.