The Cisco ISR 4431-K9 is a new, high-performance Integrated Services Router for enterprise branches, delivering 500 Mbps to 1 Gbps throughput, advanced security, and modular expansion for diverse network services.
✅ Key Features:
New Condition: This unit is new, ensuring full manufacturer warranty and optimal performance.
High Aggregate Throughput: Provides 500 Mbps up to 1 Gbps of aggregate throughput, with potential for further boosts via performance licenses, suitable for demanding enterprise branch environments.
Modular Design: Features 3 Network Interface Module (NIM) slots and 1 Service Module (SM-X) slot for flexible connectivity options, allowing for customization with various WAN, LAN, voice, and compute modules.
Integrated Gigabit Ethernet Ports: Includes 4 onboard 10/100/1000 (Gigabit Ethernet) ports (4x RJ-45 and 4x SFP ports, which are shared), providing versatile connectivity for various network topologies.
Advanced Security (K9): Equipped with a comprehensive security feature set, including robust IPsec VPN capabilities, a stateful firewall, and support for intrusion prevention system (IPS) services (licenses may be required).
Enhanced Memory and Storage: Comes with 4 GB default DRAM (expandable to 16 GB) and 8 GB default flash memory (expandable to 32 GB) for robust performance and scalability.
Cisco IOS XE Software: Runs on the highly resilient and feature-rich Cisco IOS XE Software, supporting Intelligent WAN (IWAN) capabilities, application visibility and control (AVC), and more.
Redundant Power Supply Support: Supports optional redundant internal AC, DC, or PoE power supplies for enhanced business continuity and reliability.
Voice and Video Capable: Supports voice and video applications with robust Quality of Service (QoS) features and options for voice network interface modules.
Compact 1RU Form Factor: Designed for easy rack-mounting, suitable for enterprise data centers and larger branch offices.
