Cisco ISR4451-X-VSEC/K9 ISR 4451 PoE AppX Advanced Services Wired Router ISR4451XVSEC/K9

Description:

The Cisco ISR4451-X-VSEC/K9 Integrated Services Router is an enterprise-class router designed to deliver secure WAN connectivity, advanced routing services, and integrated security for large branch and enterprise network infrastructures. It supports high-performance data routing, VPN services, and application-aware networking with advanced security features included in the AppX and advanced services licensing. Commonly installed in enterprise branch offices, corporate data centers, and distributed business networks, this router enables secure communication between remote sites and central network resources. Network administrators, IT engineers, and system integrators use this router for branch network deployment, infrastructure upgrades, secure WAN connectivity, and replacement of legacy integrated services routers.

Applications:

The Cisco ISR4451-X-VSEC/K9 router is used in enterprise and industrial networking environments requiring secure WAN routing, high-throughput connectivity, and advanced network services. It supports communication between branch offices, corporate headquarters, and cloud services while enabling secure remote access and encrypted data transmission. Typical deployments include enterprise branch networks, corporate WAN infrastructures, data center edge routing, and distributed office environments where reliable routing, integrated security, and scalable network performance are required.

Technical Specifications:

• Manufacturer Part Number (MPN): ISR4451-X-VSEC/K9
• Product Type: Integrated Services Router
• Series: Cisco ISR 4400 Series
• Routing Throughput: Up to 1–2 Gbps (license dependent)
• WAN Interfaces: Multiple Gigabit Ethernet WAN Ports
• LAN Interfaces: Integrated Gigabit Ethernet Ports
• Network Operating System: Cisco IOS XE
• Security Features: Integrated Firewall, VPN, Intrusion Prevention
• VPN Support: IPsec VPN and SSL VPN
• License Package: AppX Advanced Services (VSEC Bundle)
• USB Ports: USB for storage and configuration
• Expansion Slots: Network Interface Modules (NIM) and Service Modules
• Power Supply: Internal AC Power Supply
• Mounting Type: Rack Mountable
• Operating Temperature: 0°C to 40°C

Common Replacements:

• Cisco ISR4461-X/K9 Integrated Services Router
• Cisco ISR4431-VSEC/K9 Integrated Services Router
• Cisco C8500-12X4QC Enterprise Edge Router