Cisco ISR4431/K9 Enterprise Router with 1Gbps Performance

• Enterprise branch office WAN deployment
• Secure site-to-site VPN connectivity
• SD-WAN migration projects
• Hybrid cloud connectivity
• Unified communications infrastructure
• Financial branch networking
• Healthcare campus connectivity
• Government secure network deployment
• Retail chain branch networking
• Disaster recovery WAN infrastructure

• Enterprise-class Integrated Services Router platform
• Up to 1 Gbps aggregate throughput
• Four integrated Gigabit Ethernet WAN/LAN ports
• Modular architecture supporting future expansion
• Multiple Network Interface Module expansion slots
• Integrated enterprise security capabilities
• Advanced VPN support for secure connectivity
• Application-aware traffic optimization
• Enterprise routing protocol support
• Hybrid cloud connectivity readiness
• High availability deployment support
• Centralized Cisco network management compatibility
• Infrastructure consolidation for lower operational costs
• Scalable platform supporting business growth
• Long enterprise lifecycle with investment protection

• Brand: Cisco
• Part Number: ISR4431/K9
• Product Family: Cisco ISR 4000 Series
• Product Series: ISR 4431
• Product Type: Integrated Services Router
• Form Factor: Rack Mount
• Aggregate Throughput: Up to 1 Gbps
• Integrated Gigabit Ethernet Ports: 4 x 10/100/1000 WAN/LAN
• Network Interface Module (NIM) Slots: 3
• Enhanced Service Module (SM-X) Slots: 2
• Internal Service Module (ISM) Slot: 1
• Onboard DRAM: 4 GB
• Maximum DRAM: 16 GB
• Default Flash Memory: 4 GB
• Maximum Flash Memory: 32 GB
• Console Port: RJ-45 Console
• USB Ports: 2 x USB 3.0, 1 x Mini USB Console
• Management Port: 1 x RJ-45
• Integrated Security: Supported
• VPN Support: Yes
• Quality of Service (QoS): Supported
• Application Visibility and Control: Supported
• IPv4 Support: Yes
• IPv6 Support: Yes
• Routing Protocols: Static Routing, RIP, OSPF, EIGRP, BGP, IS-IS
• Power Supply: Internal
• Rack Mountable: Yes
• Deployment: Enterprise Branch, Campus, WAN Edge
• Operating System: Cisco IOS XE
• Expansion Capability: Service Modules and Network Interface Modules Supported

WHY CHOOSE THIS PRODUCT?

• Cisco ISR4431/K9 is selected by organizations seeking higher routing performance than entry-level ISR 4300 Series models while maintaining modular flexibility and enterprise-grade security. Its combination of 1 Gbps throughput, four integrated Gigabit ports, multiple expansion slots, Cisco IOS XE compatibility, and support for hybrid cloud, VPN, and unified communications helps reduce infrastructure complexity while providing excellent ROI, simplified upgrades, and a future-ready networking foundation for expanding enterprise environments.