ROUND ROCK, Texas--(BUSINESS WIRE)--Dell Networking today expanded its data center portfolio with the new Z9100, S4048, and the S3048, giving customers operating system choices with low latency and high density, flexible 1, 10, 25, 40, and 100GbE switching to address the shift to next-generation multi-rate, open-enabled architectures. The new flexible, open networking (ON) products help enterprise customers move toward software-defined networks and prepare for the future-ready data center. Open