ISR4351-AX/K9, Cisco ISR 4350 Router, APP.SEC license/AX Bundle/Enterprise class

The Cisco ISR4351-AX/K9 is a high-performance, enterprise-class router from the Cisco 4000 Series Integrated Services Routers (ISR) family. Designed for medium to large branch offices, data centers, and enterprise edge networks, it delivers advanced routing, security, and application services in a single, scalable platform.

This router comes with the AX Bundle and essential enterprise licenses, including APP (Application Services) and SEC (Security), enabling businesses to deploy advanced application features, secure networking, and enterprise-grade services. The APP license allows for optimized application performance, WAN acceleration, and traffic analytics, while the SEC license delivers firewall protection, VPN, and intrusion prevention, ensuring robust network security.

The ISR4351-AX/K9 is engineered to handle demanding workloads with enterprise-class performance. Its architecture supports multiple simultaneous services, including cloud applications, secure VPN, voice, and video communications, while maintaining high throughput and reliability. This makes it ideal for organizations that require a scalable, secure, and multi-service router capable of meeting modern business networking needs.

Connectivity is flexible, supporting multiple WAN and LAN interfaces, providing redundancy, load balancing, and segmented networking options. The router ensures consistent and reliable connectivity for branch office operations, remote sites, or corporate networks. Its Quality of Service (QoS) capabilities allow IT teams to prioritize critical applications such as VoIP, video conferencing, and cloud services, ensuring optimal performance under heavy network loads.

Security is central to the design of the ISR4351-AX/K9. Built-in security features, including VPN, firewall, intrusion prevention, and secure segmentation, protect sensitive data, secure remote connections, and maintain compliance with corporate and industry standards. Cisco’s trusted security architecture ensures your network remains resilient against evolving cyber threats.

The router runs Cisco IOS XE software, providing enterprise-grade network management, automation, and programmability. Its modular design allows for future expansion with additional service cards or WAN/LAN modules, making it a cost-effective and future-proof solution for growing enterprises.

Compact, rack-mountable, and energy-efficient, the ISR4351-AX/K9 is suitable for branch office deployment, data centers, and enterprise edge networks. Its combination of enterprise-class performance, advanced licensing, security, and application capabilities makes it a versatile and reliable solution for modern business networking.

Whether securing enterprise applications, optimizing WAN performance, or supporting unified communications, the Cisco ISR4351-AX/K9 delivers a scalable, secure, and high-performance networking solution tailored for medium to large enterprise deployments.