The Cisco NIM-ES2-8 is an enterprise-class Layer 2 Gigabit Ethernet switch module designed for Cisco 4000 Series Integrated Services Routers. This single-wide NIM form factor adds 8-port GE switching, enabling branch networks across Asia, Europe, Africa, and North America to consolidate routing and access switching in a compact platform. With IEEE 802.3af PoE support, advanced IEEE 802.1Q VLAN and 802.1X security, plus extensive MIBs and SNMP manageability, it suits distributors, SMB integrators, and end users building scalable wired access.