C1921-AX/K9 Cisco 2 Ports Router - 1921 Series Integrated Service

Highlights of Cisco C1921-AX/K9 Integrated Services Router

The Cisco C1921-AX/K9 ISR is a powerful and scalable integrated services router designed for secure branch networking. Built for flexibility and performance, this router combines advanced routing, security, and application visibility features, making it ideal for modern enterprise environments.

General Information

• Manufacturer: Cisco
• Part Number: C1921-AX/K9
• Product Type: Integrated Services Router
• Sub Type: 2-Port Services Router

Technical Specifications

Network Interfaces & Connectivity

• 2 x integrated 10/100/1000 Gigabit Ethernet ports for high-speed LAN/WAN connectivity
• Supports reliable wired networking with enhanced data transfer capabilities

Expansion & Modular Design

• 2 x Enhanced High-Speed WAN Interface Card (EHWIC) slots
• Compatible with modules such as Serial, T1/E1, xDSL, and more
• Ensures flexible network expansion and future scalability

Management & USB Ports

• 1 x RJ-45 serial console port for device configuration
• 1 x USB mini-Type B console port for modern management access
• 1 x auxiliary serial port for additional control
• 1 x USB Type-A port for external storage or secure authentication tokens

Form Factor & Design

• Compact 1U rack-mountable chassis
• Supports desktop and wall-mount installation options
• Space-saving and versatile deployment

Memory & Storage

• 512 MB DRAM system memory for efficient processing
• 256 MB Compact Flash (CF) storage for system files and configurations

Advanced Features & Licensing Bundle

Included Software Licenses

• IP Base License: Provides essential routing features
• SEC License: Enables advanced security such as firewall, IPS, and VPN acceleration
• AX License: Adds Application Experience (AppX) for deep packet inspection and application control

Security & Protection

• Hardware-accelerated IPsec and SSL VPN support
• Integrated firewall and intrusion prevention system (IPS)
• Secure data transmission with advanced encryption standards

Application Visibility & Control

• Advanced application recognition and monitoring
• Improved bandwidth optimization and traffic prioritization
• Enhanced user experience through intelligent network management

Overview of Cisco C1921-AX/K9 1921 Series 2 Ports Router

The Cisco C1921-AX/K9 1921 Series Integrated Services Router is a highly capable and flexible networking solution designed to meet the demands of modern branch offices and enterprise edge environments where reliable connectivity secure communication and scalable infrastructure are essential for maintaining operational efficiency and long term growth this router belongs to the Cisco 1900 Series ISR G2 family and delivers a unified platform that integrates routing WAN connectivity advanced security and modular expansion into a single device ensuring streamlined deployment and simplified network management.

Dual Gigabit Ethernet Ports for High Speed Local Area Networking

The Cisco C1921-AX/K9 includes two integrated Gigabit Ethernet ports that deliver high speed wired connectivity enabling efficient communication between network devices and ensuring smooth operation of applications that require stable and fast data transfer within business environments.

High Throughput Performance for Bandwidth Intensive Applications

The Gigabit Ethernet interfaces support high throughput data transmission allowing organizations to run demanding applications such as cloud computing video conferencing and large file transfers without experiencing performance bottlenecks or network congestion.

Consistent Network Stability with Optimized Data Flow and Reduced Latency

The router ensures stable network performance by optimizing data flow and minimizing latency providing reliable connectivity and enhancing overall efficiency across all connected devices and services within the infrastructure.

Integrated HWIC-4SHDSL Module for Reliable Symmetric WAN Connectivity

The Cisco C1921-AX/K9 is equipped with the HWIC-4SHDSL module which provides four pair SHDSL connectivity enabling organizations to achieve reliable WAN access with symmetric data rates ensuring balanced upload and download performance across critical business applications and communication systems.

Symmetric Bandwidth for Data Exchange in Voice Video and Cloud Applications

The SHDSL technology ensures equal upstream and downstream bandwidth making it suitable for applications that require consistent data flow such as VoIP services video conferencing and real time collaboration platforms enhancing communication quality and user experience.

Extended Distance Connectivity for Remote Locations and Infrastructure Limited Environments

The four pair SHDSL configuration allows extended reach connectivity enabling organizations to deploy network services in remote areas where traditional broadband infrastructure is not available ensuring continuous access to network resources.

Advanced Security Architecture for Comprehensive Protection Against Cyber Threats

The Cisco C1921-AX/K9 incorporates advanced security features including integrated firewall VPN capabilities intrusion prevention and secure access control mechanisms ensuring that network traffic is protected from threats while maintaining secure communication channels across internal and external networks.

Stateful Firewall for Continuous Traffic Inspection and Threat Mitigation

The built in firewall provides real time inspection of network traffic identifying potential threats and blocking malicious activities ensuring that the network remains secure while allowing legitimate data to flow without interruption.

Secure VPN Connectivity for Encrypted Data Transmission Across Distributed Enterprise Networks

The router supports secure VPN connections enabling encrypted communication between branch offices remote users and central systems ensuring data confidentiality integrity and secure transmission across public and private network infrastructures.

High Performance Routing Engine for Optimized Data Processing

The Cisco C1921-AX/K9 is powered by a high performance routing engine that ensures efficient data processing intelligent routing decisions and optimized network operations enabling organizations to maintain smooth communication and reliable performance across all connected systems and services.

Intelligent Traffic Prioritization for Enhanced Application Performance

The router utilizes advanced traffic management techniques to prioritize critical applications ensuring that essential services receive adequate bandwidth reducing congestion and improving overall network responsiveness.

Quality of Service Capabilities for Consistent Voice Video and Data Performance

The Quality of Service features allow administrators to prioritize latency sensitive applications such as voice and video ensuring consistent performance reduced delay and improved communication quality across enterprise networks.

Modular Expansion Support for Flexible Network Configuration

The Cisco C1921-AX/K9 features a modular design that allows organizations to expand their network infrastructure by adding additional modules or interfaces enabling flexibility and scalability to meet evolving business requirements and technological advancements.

Expansion Modules to Enhance Connectivity and Service Integration

The router supports various expansion modules enabling integration of additional WAN LAN or voice interfaces ensuring that the device can be customized according to specific operational needs and deployment scenarios.

Future Ready Architecture for Long Term Investment Protection and Adaptability

The modular architecture ensures that the router remains relevant as network requirements grow providing long term value and enabling organizations to scale their infrastructure without replacing existing hardware.

Simplified Administration and Improved Operational Control

The Cisco C1921-AX/K9 supports centralized management tools that allow administrators to configure monitor and manage network operations from a unified interface improving efficiency reducing complexity and ensuring consistent performance across all connected devices and services.

Remote Management Capabilities  Network Control Across Distributed Locations

The router enables remote management allowing administrators to access and control network settings from centralized locations ensuring rapid issue resolution and minimizing downtime across enterprise deployments.

Advanced Tools for Real Time Network Analysis and Continuous Optimization

The device provides comprehensive monitoring capabilities enabling administrators to analyze network performance identify bottlenecks and implement optimization strategies ensuring efficient resource utilization and improved reliability.

Compact and Rack Mountable Design for Flexible Deployment

The Cisco C1921-AX/K9 features a compact and rack mountable design that allows deployment in various environments including office spaces data centers and branch locations ensuring efficient use of available space and easy integration into existing network infrastructure.

Structured for Organized Network Infrastructure and Simplified Maintenance

The rack mountable form factor supports organized installation within network racks improving accessibility and simplifying maintenance and upgrade processes while ensuring a clean and professional infrastructure layout.

Durable Hardware Construction for Long Term Reliability and Continuous Operation

The robust design ensures long term reliability allowing the router to operate continuously under demanding conditions while maintaining consistent performance and minimal maintenance requirements.

Enhanced Business Continuity Through Reliable SHDSL Connectivity

The Cisco C1921-AX/K9 enhances business continuity by providing reliable SHDSL connectivity secure communication channels and consistent routing performance ensuring that organizations can maintain operations even in challenging network environments where connectivity options may be limited.

Stable WAN Connectivity for Continuous Access to Critical Applications and Services

The SHDSL connectivity ensures stable WAN access enabling organizations to maintain continuous communication and access to essential applications and services without interruptions ensuring operational stability.

Dependable Support for Mission Critical Operations Across Enterprise Networks

The router ensures dependable support for mission critical operations enabling organizations to maintain productivity service quality and operational efficiency across all business processes and applications.

Productivity Through Secure High Performance Networking

The Cisco C1921-AX/K9 supports improved collaboration and productivity by providing secure high performance networking capabilities that enable seamless communication efficient data sharing and reliable access to business resources across distributed teams and organizational units.

Data Sharing Across Branch Offices and Remote Teams for Enhanced Collaboration

The router enables efficient data sharing across branch offices and remote teams ensuring that employees can access information quickly and collaborate effectively without delays or connectivity issues.

Consistent Communication Infrastructure for Enterprise Grade Business Operations and Service Delivery

The system provides a consistent communication infrastructure supporting enterprise grade operations and enabling organizations to maintain stable connectivity reliable communication channels and efficient workflow execution across all business environments.