ISR4431/K9
ISR 4431 with 4 onboard GE, 3 NIM slots, 1 ISC slot, 8GB Flash Memory default, 2 GB DRAM default (data plane), 4 GB DRAM default (control plane)
The Cisco ISR4431/K9 is a compact, resilient 1Gbps branch router with integrated ports, modular slots, and support for converged network services.
ISR4431/K9 Overview
The Cisco ISR4431/K9 is a compact branch office router delivering up to 1Gbps performance. It consolidates essential services like security, application optimization, and voice onto a single, resilient platform.
With its integrated ports and modular slots, the Cisco ISR4431/K9 enables concurrent routing, switching, wireless, and application services. It runs the Cisco IOS XE modular software, allowing on-demand activation of value-added functions.
The router provides an affordable entry point to the ISR 4000 series. It secures branch investments with fallback routing support, hardware stackability, and network resiliency features. The Cisco ISR4431/K9 is ideal for small-to-medium sized enterprises.
Quick Specifications
| Feature | Description |
|---|---|
| Routing Performance | Up to 1Gbps with performance license |
| WAN Ports | 4x Gigabit Ethernet (up to 4 with SFP) |
| LAN Ports | 4x Gigabit Ethernet (up to 4 with SFP) |
| Slots | 3 NIM slots, 1 ISC slot |
| Memory | 8GB default, up to 16GB DRAM and flash |
| Power Supply | Single integrated AC/DC/PoE |
| Rack Units | 1RU |
| Software | Modular Cisco IOS XE |
ISR4431/K9 Details and Highlights
- Integrated Services: Supports optimization, security, voice, and cloud connectivity natively.
- Gigabit Performance: Routes up to 1Gbps with performance license, 500Mbps default.
- Compact Form Factor: 1RU height with integrated interfaces. Wall-mount option available.
- Modular Expandability: Slots for network interface modules and integrated service cards.
- Resiliency Features: Hardware stacking, redundant power supply option, fallback routing.
Supported Products
| Platform | Description |
|---|---|
| ISR 4431 | Compact 1Gbps branch router |
| ISR 4451 | Mid-range 2Gbps branch router |
| ISR 4461 | High-end 3Gbps branch router |
Comparison to Similar Models
| Feature | ISR 4431 | ISR4451-X/K9 | ISR4461/K9 |
|---|---|---|---|
| Performance | 1Gbps | 2Gbps | 3Gbps |
| Rack Units | 1RU | 2RU | 3RU |
| Power Supply | Single | Dual | Dual |
| NIM Slots | 3 | 3 | 3 |
| SM Slots | 0 | 2 | 3 |
Full Specifications
| Feature | ISR 4431 Specifications |
|---|---|
| Routing Performance | Up to 1Gbps aggregate with license |
| Ports | 4x Gigabit Ethernet (4 with SFP) |
| Slots | 3 NIM slots, 1 ISC slot |
| Memory | 8GB default, up to 16GB DRAM and flash |
| Power Supply | Single integrated AC/DC/PoE |
| Dimensions | 1.73 x 17.25 x 19.97 in (43.9 x 438.15 x 507.2 mm) |
| Rack Height | 1RU |
| Weight | 28.8 lb (13.1 kg) |
| Software | Cisco IOS XE Software |
| Licensing | IP Base, Performance, Security, AppX, UC |
Supported Modules and Accessories
| Module Type | Supported Options |
|---|---|
| NIMs | T1/E1, T3/E3, Serial, xDSL, Gigabit Ethernet |
| Accessories | SFPs, power supply, faceplates, rack mounts |
ISR4431/K9 Licensing
The Cisco ISR4431/K9 uses Cisco IOS XE Software with licensing:
- IP Base included by default
- Performance license to increase the throughput
- Optional Security, Unified Communications, and AppX licenses
Installation and Deployment
- 1RU form factor for space-constrained sites
- Rack mounting or wall mounting options
- Supports Smart Licensing and Cisco DNA Center
- Cisco installation services available
Compliance and Safety
- UL 60950-1 safety certified
- EMC emissions compliance to Class A standards
- Meets NEBS shock and vibration requirements
Warranty and Support
- 90 day limited hardware warranty
- IOS software warranty with Cisco support contracts
- 24×7 technical support available through Cisco SMARTnet
ISR4431/K9 End of Life Policy
- Minimum 6 months’ notice for hardware end-of-life
- Minimum 12 months’ notice for software end-of-support
- More details at Cisco EOL Policy
Brand
Cisco Systems
Unleash the Power of Connectivity with Cisco products: Pioneering Networking Solutions
Welcome to the world of Cisco products, where innovation meets seamless connectivity, and possibilities are limitless. As a global technology leader, Cisco has been transforming the way we connect, communicate, and collaborate since its inception. Our cutting-edge networking solutions have revolutionized industries, empowered businesses, and enriched lives worldwide. Join us on this journey as we explore the unparalleled offerings of Cisco and how they can shape a more connected future for you.Cisco: Empowering Digital Transformation with Next-Generation Networking
In today's fast-paced digital landscape, staying ahead requires more than just adaptation – it demands innovation. At Cisco, we understand the evolving needs of businesses and individuals in an increasingly interconnected world. Our state-of-the-art networking solutions form the backbone of digital transformation, enabling organizations to navigate challenges and embrace opportunities with confidence. Embark on a transformational experience as we delve into Cisco's game-changing technologies and the possibilities they unlock for your success.Elevate Your Networking Experience: Introducing Cisco's Industry-Leading Solutions
Are you ready to redefine the way you connect with the world? Look no further than Cisco's exceptional range of networking solutions. As a trailblazer in the industry, Cisco continues to set new standards for reliability, security, and performance. Whether you are a small business, enterprise, or service provider, our comprehensive suite of Cisco products and services is designed to cater to your unique needs. Let's embark on a journey to discover how Cisco's groundbreaking innovations can elevate your networking experience like never before.Discover the Future of Networking: Cisco's Visionary Technologies
The future is here, and it's powered by Cisco's visionary technologies. With a legacy of driving innovation, Cisco has consistently shaped the way we communicate and share information. Today, our next-generation networking solutions are at the forefront of technological advancement, ushering in a new era of connectivity and collaboration. Explore the endless possibilities as we introduce you to Cisco's game-changing technologies that are redefining the boundaries of what's possible in the digital age.Be the first to review “ISR4431/K9”
Related products
Cisco ISR 1000
Cisco ISR 1000
Cisco ISR 1000
Cisco ISR 1000
Cisco ISR 1000
Cisco ISR 1000
Cisco ISR 1000
Cisco ISR 1000
Reviews
There are no reviews yet.