Switches are the fundamental interconnect component of the campus network. Cisco offers a variety of switches specifically designed for different functions.Cisco offers two types of network switches: fixed configuration and modular switches. With fixed configuration switches, you cannot swap or add another module, like you can with a modular switch. In enterprise access layers, you will find fixed configuration switches, like the Cisco Catalyst, 2960-X series. It offers a wide range of deployments.In the enterprise distribution layer, you will find either fixed or modular switches depending on campus network requirements.