Cisco 1 Port 2.5-Gbps/1-Gbps RJ-45 WAN, Network Interface ModuleThe Cisco Catalyst 8000 family brings high density, modular connectivity to the edge with this 1 port WAN Network Interface Module (NIM) for RJ 45 copper copper based WAN links. Designed to slot into Catalyst 8300 and 8200 Series Edge Platforms, this NIM delivers flexible WAN access at 2. 5 Gbps and 1 Gbps through a single copper RJ 45 connector, enabling streamlined branch connectivity, secure Internet access, and resilient enterprise WAN