Brand new cisco ws-c4500x-24x-ipb cisco cat 4500-x 24 port 10g. cisco catalyst 4500-x series provides scalable, fixed aggregation solutions in space-constrained environments. the solution provides flexibility to build desired port density through two versions of base switches along with optional network module, providing line-rate 10ge capability. the small form-factor pluggable plus (sfp+) interface supports both 10 gigabit ethernet and 1 gigabit ethernet ports, allowing customers to use their investment in 1 gigabit ethernet sfp and upgrade to 10 gigabit ethernet when business demands change, without having to do a comprehensive upgrade of the existing deployment. the uplink module is hot swappable.