Cisco ISR4431/K9 Ethernet Router
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Cisco ISR4431/K9 4431 4 Ports 8 Slots Management Router New

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Part Number#: ISR4431/K9
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Short Description:
ISR4431/K9 4431 Router 4 Ports 8 Slots Rack-mountable, Wall Mountable | Made by Cisco | New Factory Sealed
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

More Information for the Cisco ISR4431/K9 4 Ports Router

The Cisco ISR4431/K9 4431 4 Ports 8 Slots Management Router is a powerful and versatile network device that plays a crucial role in modern data communication and networking. In this comprehensive guide, we will delve into the details of this router, exploring its features, specifications, benefits, and how it can enhance your network infrastructure.

Cisco ISR4431/K9 4431 - What Does It Stand For?

Let's start by breaking down the product name:

  • Cisco: This refers to the well-known multinational technology company, Cisco Systems, Inc., renowned for its networking hardware, software, and services.
  • ISR: Stands for Integrated Services Router, indicating that this device is designed to provide a wide range of services within a single hardware platform.
  • 4431: This is the specific model number for the router, which distinguishes it from other Cisco router models.
  • K9: In Cisco's nomenclature, 'K9' typically means that the device supports encryption and security features, making it suitable for secure communication.

Understanding the Cisco ISR4431/K9 4431 Router

The Cisco ISR4431/K9 4431 router is a member of Cisco's Integrated Services Router family, designed to cater to the evolving needs of modern networks. It combines high performance, scalability, and flexibility to offer a wide range of services to organizations, making it an ideal choice for businesses of all sizes.

Key Features

  • Scalability: The router comes with 4 built-in ports and 8 slots, allowing for extensive network expansion. This scalability is particularly valuable for growing businesses or enterprises with diverse networking needs.
  • Performance: The ISR4431/K9 4431 router is equipped with a powerful CPU, ensuring high-speed data processing. It can handle a variety of network functions efficiently.
  • Security: As indicated by the 'K9' in the product name, this router includes advanced security features, such as encryption and intrusion prevention, which help protect sensitive data and maintain network integrity.
  • Management Capabilities: With its management features, including remote configuration and monitoring, the router provides administrators with robust control over the network.
  • Integrated Services: The router can support a range of services, including routing, firewall, VPN, and more, reducing the need for multiple dedicated devices.

Detailed Specifications

To have a deeper understanding of the Cisco ISR4431/K9 4431 router, let's explore its detailed specifications:

Hardware Specifications

  • Ports: The router features 4 integrated ports, providing physical connectivity for various network devices.
  • Slots: With 8 slots, it allows for the installation of additional interface cards and modules, expanding its capabilities further.
  • CPU: It is powered by a multi-core CPU, which delivers exceptional performance and processing power.
  • Memory: The router comes with a standard 4GB of DRAM (Dynamic Random Access Memory) and 8GB of flash memory, ensuring smooth operation and storage capacity.
  • Redundancy: It supports redundancy with a secondary power supply, ensuring network uptime even in the event of a power failure.
  • Rack-Mountable: The device is designed to be rack-mounted, which is typical for data center installations and space-saving network setups.

Network Capabilities

  • Routing: The Cisco ISR4431/K9 4431 router can handle complex routing tasks with its advanced routing protocols, making it suitable for large networks.
  • Firewall: It includes firewall features to protect the network from unauthorized access and potential threats.
  • VPN Support: Virtual Private Network (VPN) support, allows secure, remote access to the network.
  • QoS (Quality of Service): QoS capabilities ensure that critical network traffic receives priority, guaranteeing a smooth and efficient network experience.
  • WAN Optimization: The router can optimize Wide Area Network (WAN) traffic to enhance network performance.

Security Features

  • Encryption: The 'K9' designation signifies that the router supports encryption protocols, ensuring the confidentiality and integrity of data transmitted over the network.
  • Intrusion Prevention System (IPS): It includes an IPS to actively monitor network traffic for any suspicious or malicious activity and take action accordingly.
  • Access Control: The router supports access control mechanisms, allowing administrators to define and enforce policies for who can access the network resources.
  • Secure Connectivity: Secure Sockets Layer (SSL) VPN capabilities provide secure remote access to the network.
Benefits of the Cisco ISR4431/K9 4431 Router

Now that we've explored the specifications, it's important to understand the benefits that the Cisco ISR4431/K9 4431 router can bring to your network infrastructure:

  • Enhanced Network Performance: The powerful multicore CPU and high-speed data processing capabilities of this router result in improved network performance. It can efficiently handle routing, firewall, and VPN services, ensuring a seamless user experience.
  • Scalability: The 8 available slots and support for various interface cards enable businesses to scale their network infrastructure as their needs evolve. This flexibility is vital for companies experiencing growth or looking to expand their service offerings.
  • Robust Security: With its encryption support and intrusion prevention features, the Cisco ISR4431/K9 4431 router provides a secure network environment. It helps protect sensitive data and maintain the integrity of the network against potential threats.
  • Reduced Hardware Footprint: By consolidating multiple services into a single device, the router eliminates the need for multiple dedicated hardware appliances. This not only saves physical space but also simplifies network management.
  • Remote Management: The router's remote management capabilities allow IT administrators to efficiently configure and monitor the network, even from a remote location. This feature is especially valuable for businesses with distributed or remote offices.
  • Network Optimization: The QoS and WAN optimization features ensure that critical network traffic receives priority, resulting in better overall network performance and user satisfaction.
  • Comprehensive Network Services: The Cisco ISR4431/K9 4431 router provides a wide range of integrated services, including routing, firewall, VPN, and more. This versatility enables organizations to meet various networking requirements with a single device.
Use Cases

To understand how this router can be applied in real-world scenarios, let's look at a few common use cases:

  • Enterprise Networking: Large enterprises often require a robust and scalable network infrastructure to support their operations. The Cisco ISR4431/K9 4431 router is an ideal choice for such organizations, as it can handle complex routing tasks, provide security against cyber threats, and accommodate the expansion of network services and users.
  • Data Centers: Data centers are the heart of many businesses, serving as hubs for data storage and processing. This router's high performance, redundancy support, and rack-mountable design make it suitable for data center deployments.
  • Branch Offices: Organizations with multiple branch offices need reliable and secure connections. The Cisco ISR4431/K9 4431 router offers remote management capabilities, making it an excellent choice for connecting and managing branch office networks.
  • Service Providers: Service providers often need versatile equipment to deliver various services to their customers. This router's support for multiple services, including routing, firewall, and VPN, can help service providers meet their clients' diverse networking needs.

General Information about this Cisco ISR4431/K9

  • Manufacturer: Cisco
  • Model Number or SKU# ISR4431/K9
  • Product Type: Router
  • Product Name: Networking

Performance for 4 Ports Router

  • Network Technology: 10/100/1000Base-T
  • Ethernet Technology: Gigabit Ethernet
  • VoIP Supported: Yes
  • Number of Network Ports: 4
  • Number of Total Expansion Slots: 8
  • PoE (RJ-45) Port: No

In summary, the Cisco ISR4431/K9 4431 4 Ports 8 Slots Management Router is a versatile and powerful network device that offers enhanced performance, scalability, and security. Whether you're a large enterprise, a data center operator, a service provider, or a business with branch offices, this router can meet your networking needs effectively. By following best practices for installation, configuration, and optimization, you can make the most of this router and ensure a robust and secure network infrastructure for your organization.

Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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(b) any misuse outside the instructions in the user manual for any specific product;

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In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

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