This document discusses licensing for Cisco 2900/3500/3700 series switches. It describes the available feature sets (LAN Base, IP Base, IP Services), how to install and remove software licenses using the CLI, and license considerations for specific switch models including 2960/2960-S, 3560/3750, 3560E/3750E, and 3560X/3750X. It provides commands for checking licenses and guidelines for license installation on switch stacks.