ProCurve Switch vl 1-Port 10GbE X2 Module provides one X2 10G port for use in the ProCurve Switch 4200vl Series. The ProCurve Switch 4200vl Series consists of a modular chassis that provides a flexible, cost-effective LAN solution, and is an alternative to stackable switches. These switches integrate easily into any network, offering a proven chassis form factor with high quality and reliability in 10/100 and 10/100/1000 scalable solutions