this chapter provides an overview of the features and components of the catalyst 4500 series switches. the catalyst 4500 series switches are the catalyst 4503 switch, the catalyst 4506 switch, the catalyst 4507r switch, and the catalyst 4510r switch. the information is presented in these major sections:

    1 switch features.

    2 supervisor engines.

    3 fan assembly.

    4 power supplies.

    5 system architecture.