Refurbished & Used Cisco 4000 Series Integrated Services Routers

The Cisco 4000 Series Integrated Services Router is a cutting-edge networking solution designed for businesses seeking a high-performance and reliable platform that can meet their unique needs. The router offers advanced features and functionalities that enable businesses to manage their network with ease, including cloud-based management tools that allow businesses to configure and monitor their network from anywhere, at any time.

At Alta Tech, we believe that the Cisco 4000 Series Integrated Services Router is an excellent choice for businesses seeking a networking solution that can support their digital transformation journey. The router delivers exceptional performance, with fast and reliable connectivity that supports the latest networking technologies. It also offers advanced security features to protect businesses from cyber threats, including intrusion prevention and firewall.

Request a quote today or call and ask one of our Cisco Product Managers at 800-546-2582. You can also email us at to get a quote within the hour.

Contact us about complete systems or parts for the Refurbished & Used Cisco 4000 Series Integrated Services Routers (to buy or sell)
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Cisco 4000 Series Integrated Services Routers Information:

In a single, reliable platform, the Cisco 4000 Series Integrated Services Routers offer routing, hosting, security, switching, and application visibility. Create a digital branch with speed, security, and scalability in mind. Rapidly embrace cutting-edge technologies to address the high network performance requirements imposed by cloud applications and digital transformation, such as SD-WAN, improved application visibility, and edge computing. The Cisco 4000 Family contains the following platforms: the 4461, 4451, 4431, 4351, 4331, 4321 and 4221 ISRs.

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Cisco 4000 Series Integrated Services Routers Specifications:

  • Concurrent software services at speeds up to 2 Gbps. Backplane architecture supports high-bandwidth module-to-module communication at speeds up to 10 Gbps. 

  • A distributed multicore architecture with the industry’s first internal services plane. 

  • Remote installation of application-aware services, which run identically to their counterparts in dedicated appliances.

  • Embedded IWAN solution for creating lower-cost, business-class Internet connections

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