ISR4451-X/K9

Key Features of Cisco ISR4451-XK9:

1. High Performance and Scalability:

   • The ISR4451-XK9 provides up to 2 Gbps of performance, making it well-suited for medium to large-sized branch offices and enterprise edge deployments. It’s ideal for businesses that need to handle both high-performance WAN connectivity and advanced network services like VPNs, firewalling, and network optimization.
   • With four integrated Gigabit Ethernet (GE) ports, the router offers fast and flexible WAN and LAN connectivity options. It can also support high throughput for secure and unsecure traffic.

2. Modular Design:

   • One of the standout features of the ISR4451-XK9 is its modular architecture. The router includes two network module (NM) slots and two service module (SM) slots, allowing users to customize and expand the router as their needs evolve.
   • With the ability to add network interfaces (e.g., fiber modules, serial interfaces, WAN modules) and additional services (e.g., security services, WAN optimization), businesses can tailor the router for different applications without needing to replace the hardware.

3. Integrated Security:

   • The ISR4451-XK9 is equipped with a comprehensive suite of security features to protect the network against internal and external threats. These features include:
     • Firewall protection with stateful inspection
     • Intrusion Prevention System (IPS) to detect and block malicious traffic
     • Advanced Malware Protection (AMP) for real-time threat intelligence
     • VPN support (IPsec, SSL VPN) for secure remote access and site-to-site connectivity
     • Cisco Umbrella for cloud-based threat defense and URL filtering
   • It supports Cisco Firepower services, offering next-gen firewall capabilities and application visibility and control, which helps mitigate cyber threats and ensure safe data transmission.

4. Voice, Video, and Collaboration:

   • The ISR4451-XK9 supports unified communications (UC) services, making it an ideal solution for businesses that require integrated voice and video services. The router supports Cisco Unified Communications Manager Express (CME) and Cisco Unity Express (CUE), providing VoIP services, call routing, and unified messaging.
   • It also supports SIP trunking and media handling, ensuring high-quality and reliable voice and video services, even in demanding environments.

5. Cloud Integration & SD-WAN:

   • The ISR4451-XK9 supports SD-WAN (Software-Defined WAN), which allows businesses to optimize their WAN performance and enhance network agility. With SD-WAN, the router can intelligently route traffic across multiple links (e.g., MPLS, internet, LTE) to prioritize mission-critical applications and ensure business continuity.
   • It also integrates with Cisco Meraki and Cisco Umbrella for cloud-based security and network management. This integration enables cloud visibility, centralized control, and the ability to manage the network from anywhere, simplifying operations and improving security.

6. Quality of Service (QoS):

   • The ISR4451-XK9 offers advanced QoS features that enable businesses to prioritize traffic based on application or service type. It ensures that critical applications, such as VoIP, video conferencing, and SaaS applications, receive the necessary bandwidth and low-latency performance required for high-quality communication.
   • Application-aware QoS allows for the dynamic optimization of network traffic, giving administrators fine-grained control over how traffic is handled and routed based on performance and business needs.

7. Virtualization Support:

   • The ISR4451-XK9 supports Cisco’s Integrated Services Virtualization (ISV), which allows businesses to run virtualized network functions (VNFs) on the same hardware. This makes the ISR4451-X a flexible and efficient solution for businesses looking to consolidate multiple services onto a single router.
   • VNFs that can run on the ISR4451-X include firewalls, VPNs, WAN optimization, and application visibility functions, which provide further cost savings and simplified network management.

8. Energy Efficiency:

   • The ISR4451-XK9 is designed to be energy-efficient while still delivering high performance. Cisco has optimized the hardware for low power consumption, making it an environmentally friendly solution for businesses that are looking to reduce energy costs.

9. Simplified Network Management and Automation:

   • The ISR4451-XK9 integrates with Cisco DNA Center for network automation and intelligent management, enabling businesses to streamline their network operations.
   • It also supports Cisco Prime Infrastructure for centralized monitoring and configuration of network devices, as well as Cisco Configuration Professional (CCP) for easy setup and maintenance.

10. Advanced Telemetry and Analytics:

    • The ISR4451-XK9 provides advanced telemetry capabilities, giving network administrators deep visibility into application performance, network health, and security events. This allows for proactive monitoring and troubleshooting, improving operational efficiency and minimizing downtime.

Specifications:

• Form Factor: 1U rackmountable
• WAN Ports:
  • 4 x Gigabit Ethernet (GE) WAN Ports
• Network Modules:
  • 2 x Network Module Slots for additional WAN and LAN interface modules
  • 2 x Service Module Slots for adding additional network services (e.g., security, WAN optimization, etc.)
• Performance:
  • Up to 2 Gbps of throughput for data, voice, and video traffic
  • 1.5 Gbps of VPN throughput for secure remote access
  • Up to 1 Gbps of threat defense throughput
• Power Supply:
  • Redundant power supply options
  • Energy-efficient design for reduced power consumption
• Licensing:
  • Cisco Smart Licensing
  • Modular licensing options for different features (e.g., routing, security, voice, etc.)

Use Cases:

1. Branch Office Networking:

   • The ISR4451-XK9 is an excellent choice for branch offices that require high-performance routing, security, and collaboration services. It offers a scalable and flexible solution for businesses with growing needs for WAN connectivity, security, and unified communications.

2. Remote Office Connectivity and SD-WAN:

   • The ISR4451-XK9 is perfect for businesses deploying SD-WAN solutions to optimize their wide-area network. It allows branch offices to connect securely and efficiently to the central network, improving application performance and reducing WAN costs by leveraging multiple transport technologies.

3. Unified Communications and Collaboration:

   • For businesses that require voice and video solutions, the ISR4451-XK9 offers a complete unified communications platform, supporting VoIP and video conferencing. It enables high-quality, reliable communication for remote and distributed teams, ensuring efficient collaboration and business continuity.

4. Security and Compliance:

   • The ISR4451-XK9 is well-suited for organizations that need high-level security at the network edge. With built-in firewalling, VPN, intrusion prevention, and cloud security integration, it helps secure data, communications, and applications while meeting regulatory compliance requirements.

5. Cloud Integration:

   • The ISR4451-XK9 is designed for cloud-ready environments, with integration options for Cisco Meraki and Cisco Umbrella for cloud security and network management. This is ideal for businesses adopting cloud services or those with cloud-first strategies.

6. Application Optimization:

   • With its WAN optimization and application-aware QoS, the ISR4451-XK9 ensures that high-priority applications (e.g., SaaS, VoIP, video conferencing) are delivered with minimal latency and high performance, making it ideal for enterprises that rely on critical applications for daily operations.