
TeliaSonera International Carrier has deployed a new 100G overlay network across Europe.Specifically, the carrier has deployed a new 100G DWDM network based on Nokia Siemens Networks' hiT7300 platform that is operating with coherent CP-QPSK technology. The CP-QPSK modulation format is also used for TeliaSonera’s existing network to improve performance. Nokia Siemens Networks also provides a full set of care services including software maintenance,...