The 4000 Series offers solutions for highly secure SD-WAN connectivity, application experience, unified communications, network automation, virtualization, and branch and direct Internet access security–all in one platform.
- Cisco 4000 branch router is a digital-ready platform that offers at least 4 GE ports, 3 NIM slots, 2 SM slots and 8 CPU core ISM slots.
- It consolidates many must-have IT functions, including network, security, compute, storage, and unified communications. You can get everything you need in a single platform.
- The ISR 4000 Series is modular and upgradable, so you can add new services without changing equipment.
- It supports multiple application-aware services concurrently while maintaining WAN performance of up to 2 Gbps, even during heavy traffic loads. The backplane architecture supports high-bandwidth, module-to-module communication at speeds up to 10 Gbps.
Now the Cisco 4000 Series contains the following platforms: the 4461, 4451, 4431, 4351, 4331, 4321 and 4221 ISRs.
In this article we will introduce the main 7 Cisco 4000 router configurations: ISR4221/K9, ISR4321/K9, ISR4331/K9, ISR4351/K9, ISR4431/K9, ISR4451-X/K9, and ISR4461/K9.