The Cisco QDD-400-CU3M is a high-speed, active copper cable assembly designed for use in data center environments. It is part of Cisco's portfolio of high-performance interconnect solutions. The "QDD" in the product name stands for "Quad Data Rate," indicating its support for high-speed data transmission. The "400" refers to its compatibility with 400 Gigabit Ethernet (GbE) networks. The "CU3M" indicates that it is a copper cable with a length of 3 meters. Overall, the Cisco QDD-400-CU3M is a high-speed copper cable designed to provide reliable and fast connectivity in data center environments.
QSFP28 to QSFP28
Digital Optical Monitoring (DOM)