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Home Networking Router, Security, NPB Routers Cisco 2921 Voice Integrated Services Router with UC License & PVDM3-32 | CISCO2921-V/K9

Cisco 2921 Voice Integrated Services Router with UC License & PVDM3-32 | CISCO2921-V/K9

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The Cisco 2921 Voice Integrated Services Router (CISCO2921-V/K9) is an enterprise-grade voice and data networking platform designed for unified communications deployments. Equipped with a UC license and PVDM3-32 DSP resources, it supports IP telephony, voice gateway services, SIP connectivity, secure WAN access, and scalable branch-office communications. Built on the Cisco ISR G2 architecture, it delivers reliable performance, integrated security, and flexible expansion options for growing business environments.

OVERVIEW

  • The Cisco 2921 Voice Integrated Services Router (CISCO2921-V/K9) is a powerful and scalable enterprise-class router designed to deliver secure voice, video, and data services across branch offices. Part of the Cisco ISR G2 Series, this router comes bundled with Unified Communications (UC) licensing and PVDM3-32, enabling high-quality voice processing for IP telephony and collaboration applications.
  • Built for performance and reliability, the Cisco 2921 supports Cisco Unified Communications Manager Express (CUCME), SIP, SRST, and advanced QoS to ensure crystal-clear voice calls. With modular WAN and voice interface slots, robust security features, and flexible expansion options, it is ideal for businesses looking to deploy or upgrade their VoIP infrastructure with confidence.

USE CASES

  • Enterprise Voice Deployments: Supports IP telephony, SIP trunk connectivity, and voice gateway integration for business communications.
  • Branch Office Connectivity: Provides secure WAN access and centralized communication services for distributed locations.
  • Unified Communications Infrastructure: Enables deployment of voice, video, messaging, and collaboration applications.

KEY FEATURES

  • Cisco ISR G2 enterprise routing platform
  • Unified Communications (UC) license included
  • PVDM3-32 DSP module for voice processing
  • Supports SIP, VoIP, and IP telephony deployments
  • Integrated security and VPN capabilities
  • Modular expansion slots for future scalability
  • WAN optimization and application support
  • High-performance branch-office networking
  • Voice gateway and call processing integration
  • Flexible deployment for growing organizations
  • Reliable platform for converged voice and data networks
  • Centralized management and operational efficiency 

TECHNICAL SPECIFICATIONS

  • Brand: Cisco 
  • Model: 2921
  • Part Number: CISCO2921-V/K9
  • Router Series: Cisco ISR G2
  • Voice Support: Yes (Voice Bundle)
  • DSP Module: PVDM3-32
  • License: Unified Communications (UC)
  • WAN Ports: 3 × Gigabit Ethernet
  • Expansion Slots: 2 × EHWIC, 1 × ISM, 1 × SM
  • Memory: Up to 2 GB DRAM
  • Flash Memory: Up to 8 GB
  • VoIP Protocols: SIP, H.323, MGCP
  • Security: IPsec VPN, Firewall, ACL
  • Power Supply: Internal AC
  • Form Factor: Rack-mountable

WHY CHOOSE THE MODEL?

  • Optimized for Unified Communications: Built to support modern voice and collaboration environments with integrated UC capabilities.
  • Enterprise-Class Reliability: Designed for continuous operation in demanding business networking environments.

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