CVR-CFP2-CPAK4 Cisco CVR-CFP2-CPAK4 CFP2 to CPAK4 port adapterCisco CVR CFP2 CPAK4 Overview The CFP2 to CPAK adapter was designed to bridge Ciscos proprietary CPAK form factor with the more widely adopted CFP2 standard. By using this adapter, customers can deploy Cisco CPAK optics in systems that only have CFP2 ports, avoiding the need to replace existing hardware. Key Specifications Form Factor: CFP2 mechanical housing with an internal CPAK slot Function: Accepts a Cisco CPAK 100GBASE module Electrically and