Cisco ISR4321-V/K9 Enterprise Voice WAN Services Router

• Small and medium branch office networking
• Enterprise voice and unified communications deployment
• Secure site-to-site VPN connectivity
• Retail store network connectivity
• Healthcare clinic secure networking
• Educational campus branch connectivity
• Financial branch office infrastructure
• Government remote office deployment
• Hybrid cloud edge connectivity
• Business continuity and disaster recovery networking

• Enterprise Integrated Services Router platform
• Voice-enabled branch networking solution
• Aggregate throughput up to 100 Mbps
• Two integrated Gigabit Ethernet ports
• Two Network Interface Module expansion slots
• One Integrated Services Card slot
• Cisco IOS XE operating system support
• Supports secure VPN connectivity
• Modular architecture for future expansion
• Optimized for hybrid cloud networking
• High availability enterprise design
• Supports infrastructure modernization initiatives
• Enables operational efficiency through service consolidation
• Scalable platform for long-term business growth
• Protects enterprise investments with modular upgrades

• Brand: Cisco
• Part Number: ISR4321-V/K9
• Product Family: Cisco ISR 4000 Series
• Product Model: ISR4321-V/K9
• Product Type: Integrated Services Router
• Bundle Type: Voice Bundle
• Aggregate Throughput: 50 Mbps to 100 Mbps
• Integrated Gigabit Ethernet Ports: 2
• Network Interface Module (NIM) Slots: 2
• Integrated Services Card (ISC) Slots: 1
• Data Plane Memory: 2 GB
• Control/Services Memory: 4 GB
• Maximum Control/Services Memory: 8 GB
• Flash Memory: 4 GB
• Maximum Flash Memory: 32 GB
• USB 2.0 Type-A Ports: 1
• USB Console Port: 1
• RJ-45 Console Port: 1
• RJ-45 Auxiliary Port: 1
• Power Supply: Internal AC
• Form Factor: 1RU Rack Mount
• Operating System: Cisco IOS XE
• Online Insertion and Removal (OIR): Supported

WHY CHOOSE THIS PRODUCT?

• Cisco ISR4321-V/K9 is an excellent choice for organizations seeking an affordable enterprise router with integrated voice capabilities, secure WAN connectivity, and long-term scalability. Compared with traditional branch routers and entry-level ISR platforms, it delivers Cisco IOS XE compatibility, modular expansion, and enterprise-class security in a compact 1RU form factor. Its flexible deployment options, straightforward upgrade path, support for hybrid cloud strategies, and investment protection make it a practical solution for organizations modernizing branch infrastructure while maintaining strong ROI and reducing future procurement costs.