The Cisco 15454-40G-MXP-C is a 4-port 10-Gbps full-band tunable DQPSK muxponder card. It multiplexes four 10-Gbps input channels into a 40-Gbps payload using tunable DQPSK modulation across the full band. This card is part of Cisco's 15454 muxponder family and is designed for high-capacity, flexible channel aggregation in optical transport deployments.
