C3945-VSEC-SRE/K9 Cisco 3900 Series 3945 3 x Ports 1000Base-T LAN/WAN + 13 x Expansion Slots 3U Rack-mountable Integrated Service Router

Elevate your enterprise network with the Cisco 3900 Series Integrated Service Router, a robust 3U rack‑mount solution engineered for demanding environments. Designed to seamlessly blend routing, switching, and advanced security functions, this router delivers reliable performance while supporting rapid scalability through modular expansion. Its streamlined architecture simplifies deployment, reduces footprint, and enhances operational efficiency, making it ideal for branch offices, data centers, and service provider edge sites. With Cisco’s proven technology, you gain a secure, high‑availability platform that adapts to evolving traffic demands, ensuring consistent connectivity and protection for mission‑critical applications.