Cisco ISR 4000 Series
Cisco 4000 Series Integrated Services Routers (ISR), the branch routers, 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. So you 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.
Cisco 4000 Series ISRs are Available in These Models: the 4451 ISR, 4431 ISR, 4351 ISR, 4331 ISR, 4321 ISR and 4221 ISR.
Description
Cisco 4000 Series Integrated Services Routers (ISRs) are modular routers with LAN and WAN connectivity. They support several interface modules, including Cisco Enhanced Service Modules (SM-X) and Cisco Network Interface Modules (NIMs).
Cisco 4000 Series ISRs target these applications:
- Enterprise applications—Intended to be the mid-size aggregation and gateway router typically residing in a regional or large branch office:
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WAN aggregation at Cisco Enterprise core
– Branch or regional office aggregation
– High-end customer premises equipment (CPE) for business-quality Internet access
– Service provider leased line aggregation
– Provider edge (PE) and high-end customer edge (CE) for Layer 2 VPN or Layer 3 VPN services
– Low-end Ethernet aggregation
Cisco 4000 Series ISRs are available in these models:
Unless explicitly stated otherwise, the sections in this documentation apply to all models of Cisco 4000 Series ISRs.
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