Cisco ISR4451-X-AXV/K9 Integrated Services Router

What It Is

The Cisco ISR4451-X-AXV/K9 is an enterprise-grade integrated services router from the Cisco ISR 4000 series. This model is delivered as an AXV bundle, combining the ISR 4451-X platform with a PVDM4-64 digital signal processor module, application software, and security and unified communications licenses. It is designed for medium to large branch offices and campus edge deployments requiring integrated routing, security, and voice services.

Technical Details

• Platform: Cisco ISR 4451-X (ISR4451-X-AXV/K9)
• Bundle Type: AXV — includes PVDM4-64 module
• PVDM4-64: Packet Voice DSP module with 64 channels for voice and conferencing
• Application License (APP): Included in bundle
• Security License (SEC): Included in bundle
• Unified Communications License (UC): Included in bundle
• Form Factor: Modular router supporting NIM slots and service modules

Configuration & Options

• Included: PVDM4-64 DSP module pre-installed in the ISR 4451-X chassis
• Licenses: SEC (security) and UC (unified communications) activated via software license
• Software: Application license provides advanced feature set for the platform
• Compatibility: Accepts additional NIM modules and service modules for WAN, voice, and application acceleration

Operating Conditions

The Cisco ISR4451-X-AXV/K9 is intended for deployment in enterprise branch offices, regional headquarters, and campus locations where converged voice, data, and security services are required. It operates in standard indoor telecommunications environments with controlled temperature and humidity, typically within a rack-mounted configuration in a server room or wiring closet. The integrated licenses and DSP module make it suitable for sites deploying IP telephony and secure WAN connectivity.