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by Cisco
Product Line: Cisco 4000 Series
Product Type: Integrated Services Router
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Original price $0.00 - Original price $0.00
Original price
$0.00 - $0.00
Current price $0.00
Title: Surplus

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Product Description

The ISR4431-AXV/K9 Cisco integrates a comprehensive Application Experience with Voice Bundle, offering a versatile aggregate throughput ranging from 500 Mbps to 1 Gbps, suitable for diverse networking demands. It features four 10/100/1000 RJ-45 ports and four SFP ports, supported by three NIM slots for expanded connectivity options, while ensuring system reliability through OIR support. With a dual-layer memory architecture comprising 2 GB DDR3 Data Plane Memory and 4 GB DDR3 Control/Services Plane Memory, alongside a robust 8 GB Flash Memory, this router is engineered for efficient data processing and storage.

FAQs for the ISR4431-AXV/K9

  • What is the aggregate throughput range of this networking device?
    The aggregate throughput ranges from 500 Mbps to 1 Gbps.
  • Does the device support Online Insertion and Removal (OIR)?
    Yes, OIR support is available.
  • How many total onboard WAN or LAN ports are available?
    There are 4 onboard 10/100/1000 ports.
  • What types of ports are included for connectivity?
    It includes 4 RJ-45 ports, 4 SFP ports, 2 external USB 2.0 Type A slots, 1 USB console port (Type B Mini), 1 serial console (RJ-45) port, and 1 serial auxiliary (RJ-45) port.
  • What are the memory specifications for the data plane and control/services plane?
    The device is equipped with 2 GB DDR3 for the data plane and 4 GB DDR3 for the control/services plane.
  • How many Network Interface Module (NIM) slots does it have?
    There are 3 NIM slots available.
  • What is the installed flash memory capacity?
    Flash memory installed is 8 GB.
  • Can you describe the power supply options and specifications?
    Power supply options include AC, DC, and PoE. Typical power consumption is 50 W, with a maximum of 250 W with an AC power supply and 500 W with a PoE power supply.
  • Are Enhanced Service Module slots available on this device?
    No, Enhanced Service Module slots are not available.
  • What are the AC input specifications for this device?
    AC input voltage ranges from 100 to 240 VAC, frequency from 47 to 63 Hz, current range from 3 to 1.3 A, and it can handle a surge current of 60 A.

Product Review

The Cisco ISR4431-AXV/K9 offers a versatile solution with its Application Experience with Voice Bundle, supporting aggregate throughput from 500 Mbps to 1 Gbps, which caters well to medium-sized enterprise needs. However, its data plane memory is limited to 2 GB DDR3, potentially restricting performance under high demand scenarios. The router benefits from diverse connectivity options, including 4 RJ-45 and 4 SFP ports, along with 3 NIM slots, but lacks enhanced service module slots, which might limit expansion capabilities for some advanced services.


The Cisco ISR4431-AXV/K9 integrates a comprehensive suite of network functionalities designed for efficient application experience and voice communication, tailored for enterprise requirements. This router offers a blend of performance, security, and flexibility to support the evolving demands of today's branch offices. At the core of its performance capabilities is an aggregate throughput range of 500 Mbps to 1 Gbps, ensuring seamless data transfer and efficient handling of network traffic. The hardware is engineered to facilitate rapid services deployment and reduce operational costs. Connectivity options on the ISR4431-AXV/K9 are ample, with 4 onboard WAN or LAN 10/100/1000 ports providing versatile connection possibilities. Accompanied by 4 RJ-45 ports and an equal number of SFP ports, the device ensures broad compatibility with various network mediums and enhanced network scalability. Expansion is a key feature of the ISR4431-AXV/K9, illustrated by its 3 Network Interface Module (NIM) slots. However, it is important to note that it does not support Enhanced Service Module slots, focusing instead on streamlined, high-efficiency networking modules. Memory and storage are critical for sustaining the advanced functions of this router. It is equipped with 2 GB DDR3 data plane memory and 4 GB DDR3 control/services plane memory, facilitating efficient data processing and management. An 8 GB flash memory is installed, offering ample space for operating system files and configurations. Operational resilience is further enhanced by Online Insertion and Removal (OIR) support, allowing for maintenance or upgrades without significant system downtime. In terms of connectivity, the device includes 2 external USB 2.0 Type A slots, a mini Type B USB console port, and one each of serial console and auxiliary RJ-45 ports, supporting a range of administrative tasks and physical network configurations. Power supply versatility is a notable advantage, with options for AC, DC, and Power over Ethernet (PoE) internal supplies, ensuring the device can adapt to various power infrastructures. The router operates within a 100 to 240 VAC input voltage range, with a current range of 3 to 1.3 A. Despite a typical power consumption of 50 W, it can reach a maximum of 250 W with an AC power supply and 500 W when equipped with a PoE power supply, catering to environments requiring high power delivery for connected devices.
  • Aggregate Throughput: 500 Mbps to 1 Gbps, supporting efficient data handling.
  • Memory Configuration: 2 GB DDR3 data plane and 4 GB DDR3 control/services plane memory, ensuring robust data processing.
  • Power Flexibility: Options for AC, DC, and PoE power supplies, accommodating diverse operational environments.
In conclusion, the Cisco ISR4431-AXV/K9 is designed to meet the network demands of modern enterprise branches, offering significant throughput, extensive connectivity options, and flexible power supply capabilities. Its design emphasizes operational efficiency, resilience, and scalability, making it a strategic choice for organizations aiming to optimize their network infrastructure.


Model NumberISR4431-AXV/K9
Includes Application Experience with Voice BundleYes
Throughput Range500 Mbps - 1 Gbps
Integrated WAN/LAN Speed10/100/1000 Mbps
Total Ports4
Number of RJ-45 Interfaces4
Quantity of SFP Interfaces4
Available NIM Slots3
Support for Enhanced Service ModulesNo
Data Processing RAM2 GB DDR3
Control and Services RAM4 GB DDR3
Installed Flash Storage8 GB
Online Insertion and Removal (OIR)Yes
USB 2.0 Ports (Type A)2
Mini Type B USB Console Interface1
Serial Console Interface (RJ-45)1
Serial Auxiliary Interface (RJ-45)1
Voltage Requirement100 to 240 VAC
Operational Frequency47 to 63 Hz
Current Consumption Range3 to 1.3 A
Surge Current Rating60 A
Standard Operating Power50 W
Max Power with Standard Supply250 W
Max Power with PoE Supply500 W
Internal Power OptionsAC, DC, PoE

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