Overview of Cisco ASR1004-20G-SHA/K9 Router

The Cisco ASR1004-20G-SHA/K9 router is a high-performance aggregation services router designed for enterprise networks, providing robust connectivity, scalability, and advanced protocol support. Part of Cisco’s renowned 1000 Series, this model ensures reliable network operations and flexible expansion options.

General Information

• Brand: Cisco
• Model: ASR1004-20G-SHA/K9
• Series: 1000 Series
• Specific Model: 1004 Aggregation Services Router
• Device Type: Router

Technical Specifications

• Total Expansion Slots: 12
• Slot Types:
• Route Processor Modules
• Interface Processor Modules
• Shared Port Adapters
• Embedded Service Processor Modules

Security Features

• IPsec (IP Security)
• Layer 2 Tunneling Protocol (L2TP)
• Secure Shell (SSH) Access
• 3DES Encryption for Data Protection
• AES Encryption Standards

Power Supply

To ensure continuous operation, this router is equipped with versatile power options and redundancy capabilities.

• Input Voltages: 110 V AC, 220 V AC
• Power Source: Dedicated Power Supply
• Redundant Power Support: Available

Compatibility

The Cisco ASR1004-20G-SHA/K9 is engineered to integrate smoothly with diverse network infrastructures and is compatible with multiple Cisco software platforms and interface modules. It supports both legacy and modern network environments, offering flexibility for scaling up enterprise or service provider networks.

• Works with Cisco 1000 Series routers and switches
• Supports multiple interface modules for routing and switching
• Compatible with a variety of Cisco IOS and NX-OS versions
• Integrates with existing network security and management systems

The Cisco ASR 1000 Router Security + HA Bundle

The Cisco ASR1004-20G-SHA/K9 ASR 1000 Router Security + HA Bundle represents a cutting-edge solution for organizations seeking high-performance, secure, and reliable network infrastructure. Designed for enterprise-scale deployments and service providers, this router bundle integrates advanced security features with high availability (HA) support, making it a top choice for mission-critical networks. With industry-leading throughput, modular design, and comprehensive security capabilities, the ASR 1004-20G-SHA/K9 ensures seamless connectivity, robust protection, and operational efficiency.

High-Performance Networking

The ASR1004-20G-SHA/K9 delivers exceptional performance with a throughput of up to 20 Gbps, making it ideal for high-traffic environments. Its architecture supports hardware-accelerated forwarding, which significantly reduces latency and improves packet processing. By leveraging Cisco’s advanced ASR 1000 Series architecture, the router can efficiently manage multiple simultaneous services, including VPN, firewall, and application optimization.

Designed for scalability, the ASR 1000 Router can handle growing network demands without compromising performance. Enterprises benefit from its flexible modular design, allowing seamless integration of additional service modules as network requirements evolve. This ensures organizations can future-proof their network infrastructure while maintaining optimal performance for current workloads.

Security Features and Capabilities

Security is a critical aspect of modern networking, and the ASR1004-20G-SHA/K9 excels in this domain. The bundle includes advanced security capabilities such as Cisco IOS® Software Firewall, IPsec VPN, and threat-focused access control policies. These features ensure that sensitive data is protected from external and internal threats while maintaining uninterrupted network services.

With integrated Secure High Availability (SHA), the router provides resilience against failures, ensuring business continuity. Security policies can be deployed across redundant units without downtime, making it a reliable choice for organizations with stringent uptime requirements. The ASR 1000 Series also supports deep packet inspection (DPI), enabling real-time threat detection and prevention.

IPsec and VPN Integration

The ASR1004-20G-SHA/K9 includes full support for IPsec VPN, allowing secure remote access and site-to-site connectivity. This is essential for enterprises with distributed networks, enabling employees to connect safely from remote locations while maintaining corporate data integrity. The router supports multiple simultaneous VPN tunnels, ensuring large-scale connectivity without degrading performance.

High Availability and Reliability

The “HA” in the bundle indicates that the ASR1004-20G-SHA/K9 includes High Availability capabilities, ensuring network uptime even during hardware or software failures. This is crucial for organizations where uninterrupted connectivity is a top priority. The router features redundant power supplies, dual route processors, and modular line cards, which collectively enhance reliability and fault tolerance.

High Availability in the ASR 1000 Series is achieved through stateful switchover (SSO) and nonstop forwarding (NSF). These technologies enable the router to maintain ongoing connections and network services during failover, ensuring that critical applications remain operational without interruption.

Redundant Power and Cooling Systems

The ASR1004-20G-SHA/K9 is designed with redundant power supplies and fans, preventing downtime due to hardware failure. In the event of a component malfunction, the router automatically switches to backup systems, maintaining network stability. This design reduces the risk of service interruptions and supports continuous operation in enterprise environments.

Scalable and Modular

The Cisco ASR1004-20G-SHA/K9 features a modular design that allows network administrators to expand capacity and services as needed. This includes the ability to add additional interface cards, service modules, and memory upgrades. Organizations can customize the router configuration to meet specific performance requirements, making it a versatile solution for evolving network demands.

Its compact 4-slot chassis provides high-density interfaces while minimizing rack space usage. The router supports a wide range of interface types, including 10/100/1000 Ethernet and high-speed WAN interfaces, ensuring compatibility with diverse network topologies and devices.

Flexible Interface Options

Interface flexibility is key for modern networks, and the ASR1004-20G-SHA/K9 excels in this area. Administrators can deploy multiple Ethernet and WAN interfaces, enabling efficient connectivity between data centers, branch offices, and cloud environments. The modular architecture ensures that organizations can quickly adapt to changes in network design or bandwidth requirements.

Service Module Integration

The router supports a variety of service modules, including firewall, encryption, and application optimization modules. This integration allows organizations to consolidate multiple network functions into a single device, reducing complexity and operational costs while improving overall network efficiency.

Use Cases

The ASR1004-20G-SHA/K9 is suitable for a wide range of use cases, including enterprise WAN aggregation, service provider edge routing, secure VPN termination, and data center interconnect. Its combination of high throughput, security features, and HA capabilities makes it ideal for environments that require both performance and reliability.

Enterprises can deploy the router to support cloud applications, secure remote access, and real-time communication services. Service providers benefit from its ability to handle large-scale IP traffic, implement carrier-grade security, and maintain uninterrupted service delivery for customers.

Enterprise WAN Aggregation

With support for multiple WAN interfaces and high throughput, the ASR1004-20G-SHA/K9 efficiently aggregates enterprise traffic from multiple branch locations. This reduces network complexity and improves performance for applications such as VoIP, video conferencing, and cloud-based services.

Service Provider Edge

The router’s robust HA features, modular design, and high-performance capabilities make it ideal for service provider edge deployments. It can manage high volumes of traffic, secure customer connections, and deliver reliable services with minimal downtime.

Data Center Connectivity

In data center environments, the ASR1004-20G-SHA/K9 provides secure, high-speed interconnectivity between servers, storage systems, and network devices. Its modular interface options allow flexible connectivity solutions, supporting both current and future data center expansion requirements.