Cisco Systems WS-C3850-12S-E Catalyst Layer 3 Switch

The Cisco WS-C3850-12S-E Catalyst Layer 3 switch delivers enterprise-class Layer 2 and Layer 3 switching with an IP Services license for campus and enterprise networks, built around fiber-focused connectivity. It provides 12 Gigabit Ethernet SFP ports for fiber connectivity, enabling uplinks and fiber aggregation in data-center and campus deployments. As a stackable Cisco Catalyst 3850 device, it supports StackWise, management via CLI, SNMP, and web-based interfaces, and comes in a rack-mountable chassis for enterprise installations. The device is designed for environments requiring reliable fiber uplinks, with advanced routing capabilities to support both Layer 2 switching and Layer 3 routing tasks. Typical applications include data-center aggregation layers, enterprise backbone networks, campus fiber distribution systems, and high-performance LAN infrastructures that rely on secure, scalable fiber connectivity.