40 Gbps Communication Channels Test Over the CESNET2 DWDM Optical Transmission Network

CESNET Association operates the national DWDM and IP/MPLS network (CESNET2) covering multiple regions in the Czech Republic. The current CESNET2 network is built around a DWDM core providing 10 Gbps channels. It is based on Cisco ONS15454 MSTP system with the multidegree ROADM technology. The main DWDM ring interconnects Praha - Brno - Olomouc - Hradec Králove - Praha PoPs with a transmission capacity of up to 32 optical channels in C-band at the speed up to 10 Gbps.