Cisco C2921-VSEC/K9 Cisco 2921 Voice Sec. Bundle, PVDM3-32, UC&SEC Lic,FL-CUBE5

Description:

The Cisco C2921-VSEC/K9 Integrated Services Router is used in enterprise networking systems to provide secure routing, voice communication support, and unified communications integration for branch office infrastructures. It includes voice and security features along with a PVDM3-32 digital signal processor module and UC licensing to support IP telephony, voice gateways, and secure network connectivity. Commonly installed in enterprise branch offices, corporate network environments, call centers, and distributed business locations where integrated voice, data, and security services are required. Network administrators and system integrators use this router for branch network deployment, unified communications integration, infrastructure upgrades, and replacement of legacy routing platforms.

Applications:

The Cisco C2921-VSEC/K9 router is used in enterprise branch networking environments where integrated voice, data, and security services are required. It is commonly deployed in corporate offices, financial institutions, retail networks, healthcare facilities, and distributed enterprise locations where voice over IP (VoIP) systems and secure WAN connectivity must operate within the same network infrastructure. The router supports communication between IP phones, voice gateways, corporate networks, and service provider connections while maintaining secure data transmission and reliable routing performance.

Technical Specifications:

• Manufacturer Part Number (MPN): C2921-VSEC/K9
• Product Type: Integrated Services Router Voice Security Bundle
• Series: Cisco 2900 Series ISR
• Ethernet Ports: 3 × 10/100/1000 Gigabit Ethernet Ports
• DSP Module: PVDM3-32 Digital Signal Processor
• Voice Support: IP telephony and voice gateway functionality
• Licensing: Unified Communications and Security Licenses (UC & SEC)
• Additional Feature License: FL-CUBE5 (Cisco Unified Border Element)
• Expansion Slots: Network Interface Module (NIM) and Service Module support
• USB Ports: 2 × USB 2.0 Ports
• Form Factor: Rack Mountable (2RU)
• Network Operating System: Cisco IOS Software

Common Replacements:

• Cisco ISR4321/K9 Integrated Services Router
• Cisco ISR4331/K9 Integrated Services Router
• Cisco ISR4351/K9 Integrated Services Router