Cisco ISR 4451 4GE 3NIM 2SM 8G Flash 4G DRAM | Router, Enterprise — CON-DSNTP-ISR45XK9

Build a branch edge that can handle more than basic routing. The Cisco ISR 4451 combines four Gigabit Ethernet ports with three network interface module slots, two service module slots, 8 GB of flash, and 4 GB of DRAM, giving infrastructure teams a modular platform for WAN aggregation, security services, and application-aware connectivity. That mix matters when the router must do more than pass traffic. The available NIM and SM slots let teams adapt the chassis to changing site requirements, while the memory and flash profile supports the software and operational demands of a modern enterprise edge. For organizations standardizing on Cisco ISR platforms, this configuration offers a practical balance of capacity, expansion, and lifecycle value. This SKU is a strong fit for branches that need a durable routing foundation without moving to a larger edge platform too early. It gives procurement and architecture teams a clear path for deployments where flexibility, serviceability, and Cisco ecosystem alignment justify the investment. Ideal For Branch office WAN aggregation and routing Enterprise edge deployments requiring modular interface expansion Sites that need service modules for security or WAN functions Standardized Cisco router refreshes in distributed environments Why This Product 1 Offers modular expansion with 3 NIM and 2 service module slots 2 Includes 4 Gigabit Ethernet ports for branch connectivity 3 Provides 8 GB flash and 4 GB DRAM for router workloads 4 Fits Cisco-standardized enterprise edge environments