This hardware installation guide for the Extreme 7720 outlines the procedures for setting up the switches, including site preparation, rack installation, power supply specifications, and cabling. It describes the various models, detailing port configurations, cooling options, and power supply features. The guide covers management interfaces, including RJ45 and USB ports, and provides instructions for configuring secure boot processes, building stacks, and managing environmental requirements. It is designed for network administrators knowledgeable in LANs, Ethernet, and SNMP protocols.