Refurbished Cisco 1921 Integrated Services Router (ISR) | 2x GE, 2x EHWIC Slots | 1-Month Warranty

 

Refurbished Cisco 1921 ISR: Modular Flexibility for Growing Branches

 

The Cisco 1921 Integrated Services Router (ISR) builds on the legacy of the best-selling 1841, offering a modular platform designed for the evolving needs of modern branch offices. Unlike fixed-configuration routers, the Cisco 1921 features expansion slots that allow you to customize your connectivity options, making it a versatile choice for secure data, mobility, and application services.

    

Every unit is Certified Refurbished by ServerDukan. Our technicians perform deep-level diagnostics to ensure all EHWIC slots, ports, and internal memory function at peak performance. Sold with our rock-solid 1-Year Warranty, this router provides enterprise-grade reliability at a fraction of the cost of new hardware.

 

Technical Specifications

 

Review the key hardware capabilities of the Cisco 1921 ISR.

                                                                                                                                                                                                               

WAN Interfaces	2 x 10/100/1000 Gigabit Ethernet (RJ-45)
Expansion Slots	2 x EHWIC (Enhanced High-Speed WAN Interface Card)
Form Factor	1RU Modular Desktop / Rack-Mountable
Flash Memory	256 MB (Default)
DRAM	512 MB (Default)
Auxiliary Ports	1 x USB 2.0, 1 x Console (RJ-45/Mini-USB)
Security Support	Hardware-accelerated VPN (IPSec, SSL), Firewall

 

Key Features & Compatibility

 

The Cisco 1921 is engineered for flexibility and long-term investment protection:

 

   
• Modular Expansion: Features 2 EHWIC slots that support a wide array of interface cards (LAN, Serial, 3G/4G, xDSL), allowing you to adapt the router as your network needs change.
   
• High-Performance Security: Includes onboard hardware encryption acceleration to provide high-speed VPN services (IPSec and SSL) without bogging down the main processor.
   
• Energy Efficient: Designed with Cisco EnergyWise technology to control power to modules and reduce operating costs.
   
• Modern Console Access: equipped with a Mini-USB console port alongside the traditional RJ-45 console port for easier management with modern laptops.
 

 

Ideal Workloads

 

This refurbished Cisco 1921 router is optimized for:

 

   
• Branch Office Connectivity: Securely connect small-to-medium branches to Headquarters using high-speed encrypted VPN tunnels.
   
• WAN Aggregation: Use the expansion slots to combine different types of internet connections (e.g., Leased Line + Broadband) for redundancy.
   
• Network Training Labs: An affordable, industry-standard device for CCNA/CCNP students and labs to practice modular routing configurations.