The Cisco Catalyst 1000 Series are fixed managed Gigabit Ethernet enterprise-class Layer 2 switches designed for small businesses, branch offices, and critical IoT deployments. These fanless switches operate silently on Cisco IOS Software with comprehensive security including 802.1X authentication, DHCP snooping, dynamic ARP inspection, Access Control Lists (ACLs), SSH v2, SNMP v3, auto-secure commands, and Spanning Tree Root Guard. They feature advanced QoS with four egress queues per port, strict priority queuing, Shaped Round Robin (SRR) scheduling, Weighted Tail Drop (WTD) congestion avoidance, and Voice VLAN support with Layer 3 IP precedence. Network management includes CLI, web UI, VLAN Trunking Protocol (VTP), up to 255 VLANs, 16,000 MAC address table, and single IP management for simplified administration.