Cisco 2921 Integrated Services Router

About Cisco 2921 Integrated Services Router

Executive Summary:

The Cisco 2921 Integrated Services Router (ISR) is a high-performance, modular platform designed to deliver advanced services to medium to large enterprise branch offices. It consolidates the functions of multiple devicesincluding switching, security, and unified communicationsinto a single, resilient platform. By integrating services, the Cisco 2921 significantly reduces operational complexity and cost while enhancing security and network agility.

Key Features and Benefits

1. High Performance and Modularity

• Optimized for Services: The 2921 provides the necessary throughput and performance for simultaneous running of high-demand services like security (IPsec VPN), Voice/Video, and application acceleration.

• Superior Modularity: It features a highly flexible architecture with multiple slots for expansion, ensuring the router can scale with your business needs:

  • Service Module (SM) Slot

  • Enhanced High-Speed WAN Interface Card (EHWIC) Slots

  • Network Module (NM) Slot (for compatibility)

• Integrated Gigabit Connectivity: Includes three onboard 10/100/1000 Gigabit Ethernet ports for high-speed WAN or LAN connectivity.

2. Comprehensive Security and Resilience

• Integrated Security: Offers a robust security suite directly on the platform:

  • Hardware-Accelerated VPN: Provides high-speed IPsec and SSL VPN connectivity for secure site-to-site and remote access.

  • Threat Defense: Includes an integrated Stateful Inspection Firewall and support for Intrusion Prevention System (IPS) to safeguard the network perimeter.

• High Availability: Supports various WAN redundancy options and service modules, ensuring business continuity and reliable connectivity.

3. Unified Communications and Collaboration

• Voice and Video Ready: The 2921 is optimized for delivering high-quality voice and video services, supporting Cisco Unified Communications Manager Express (CUCME) or Survivable Remote Site Telephony (SRST) for reliable IP Telephony services at the branch.

Technical Specifications Highlights