Cisco CISCO2911/K9 3 Ports Router
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Cisco CISCO2911/K9 2911 Router W-3GE 4 EHWIC 2DSP 1SM CF Refurbished

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Part Number#: CISCO2911/K9
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Short Description:
CISCO2911/K9 2911 Integrated Services Router En, Fast En Gigabit En | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Overview of the Router

In the world of networking, Cisco is a name that stands out. The Cisco CISCO2911/K9 2911 Integrated Services Router is a powerful networking device, designed to offer a wide range of features and capabilities for businesses and organizations of all sizes. In this guide, we will delve into the details of the Cisco CISCO2911/K9 router, breaking down its key features, benefits, and how it can enhance your network infrastructure.

The Cisco CISCO2911/K9 2911 Router

Before we dive into the specifics, let's begin with the basics. The Cisco CISCO2911/K9 2911 Router is an Integrated Services Router (ISR) manufactured by Cisco Systems. Integrated Services Routers are renowned for their versatility and are used by countless businesses globally to manage and optimize network connectivity.

Key Features

Let's take a closer look at the prominent features of the Cisco CISCO2911/K9 2911 Router

Enhanced Network Connectivity

One of the primary reasons businesses opt for the CISCO2911/K9 is its robust network connectivity capabilities. It comes equipped with multiple Ethernet ports, including Fast Ethernet (Fast En) and Gigabit Ethernet (Gigabit En), providing seamless connectivity options for your devices.

Fast Ethernet (Fast En)

Fast Ethernet is a standard for network connectivity that offers data transfer speeds of 100 megabits per second (Mbps). It's an excellent choice for connecting devices that require reliable but not extremely high-speed connections. This feature can be particularly useful for linking office computers, printers, and VoIP phones.

Gigabit Ethernet (Gigabit En)

Gigabit Ethernet is a step up from Fast Ethernet, providing data transfer rates of 1 gigabit per second (Gbps). This feature is ideal for high-bandwidth applications, such as video conferencing, high-definition video streaming, and data-intensive tasks. With Gigabit Ethernet, the CISCO2911/K9 ensures that your network can handle demanding workloads without a hitch.

Integrated Services

As an Integrated Services Router, the CISCO2911/K9 is designed to consolidate various networking functions into a single device. This integration simplifies network management, reduces costs, and enhances overall network performance. Some of the integrated services include:


Routing is the core function of any router. It involves directing data packets from one network to another. The CISCO2911/K9 router excels in this aspect, offering advanced routing capabilities that ensure data is delivered efficiently to its intended destination.


Security is a paramount concern in the digital age, and the CISCO2911/K9 takes this seriously. It provides integrated security features like firewall protection, VPN (Virtual Private Network) support, and intrusion prevention to safeguard your network from cyber threats.

Voice and Video Support

With built-in voice and video capabilities, this router is suitable for VoIP (Voice over Internet Protocol) and video conferencing applications. It ensures high-quality audio and video transmission, contributing to a seamless communication experience within your organization.

Wireless Connectivity

In an increasingly wireless world, the router supports wireless connectivity through optional Wireless LAN (WLAN) modules, allowing for flexible deployment of wireless networks within your premises.


Businesses evolve, and so do their networking needs. The CISCO2911/K9 router is designed with scalability in mind. It offers a range of expansion slots, such as EHWIC (Enhanced High-Speed WAN Interface Card) and DSP (Digital Signal Processor) slots, which enable you to adapt and expand your router's capabilities as your business grows.


EHWIC slots allow you to add various WAN connectivity options, including additional Ethernet ports, serial connections, and more. This flexibility ensures that your router can adapt to your specific connectivity requirements.

DSP Slots

DSP slots are essential for handling voice and video processing tasks. These slots support voice compression, echo cancellation, and other functions critical for VoIP and video conferencing.

Storage and Memory

The CISCO2911/K9 comes with CompactFlash (CF) and DRAM (Dynamic Random-Access Memory) components. These are crucial for storing configuration files, and operating system images, and ensuring smooth router performance.

CompactFlash (CF)

CompactFlash provides storage for the router's operating system and other essential files. It allows for easy software upgrades and ensures the router can perform its tasks efficiently.

DRAM (Dynamic Random-Access Memory)

DRAM is the router's main memory, used for running applications, storing temporary data, and caching frequently accessed files. With 512MB of DRAM, the CISCO2911/K9 ensures that your router can handle multiple tasks simultaneously without performance degradation.

High Reliability

Cisco is known for manufacturing networking equipment that is reliable and built to last. The CISCO2911/K9 is no exception. Its robust design and high-quality components ensure minimal downtime, reducing the risk of network disruptions.

Cisco CISCO2911/K9 Enhances Your Network

Now that we've explored the key features, let's dive deeper into how the Cisco CISCO2911/K9 2911 Router can enhance your network infrastructure.

Improved Network Performance

The router's Fast Ethernet and Gigabit Ethernet ports provide fast and efficient data transfer, enabling your network to handle data-intensive applications with ease. Whether you need to transfer large files or stream high-definition videos, the CISCO2911/K9 can handle it without slowing down your network.

Simplified Network Management

As an Integrated Services Router, the CISCO2911/K9 consolidates multiple networking functions into one device. This simplifies network management, as you don't need to juggle various devices and configurations. With integrated routing, security, and voice and video support, you can easily manage your network from a single interface.

Enhanced Security

In the digital age, security is paramount. The CISCO2911/K9 router comes equipped with built-in security features, including firewall protection and VPN support. It also supports intrusion prevention, which helps safeguard your network from cyber threats. With these security measures in place, you can have peace of mind knowing your network is well-protected.

Scalability for Business Growth

Businesses are dynamic, and their networking needs evolve over time. The CISCO2911/K9 router is designed with scalability in mind, thanks to its expansion slots. Whether you need to add more WAN connectivity options or expand your voice and video capabilities, this router can adapt to your growing business requirements.

Reliable Operation

Cisco is known for its quality and reliability, and the CISCO2911/K9 is no exception. The router's design and components are built to last, minimizing downtime and reducing the risk of network disruptions. This reliability is essential for businesses that rely on their network for daily operations.

Use Cases

The Cisco CISCO2911/K9 2911 Router is a versatile networking device that can find applications in various scenarios. Here are a few common use cases:

Small to Medium-Sized Businesses

For small and medium-sized businesses, the CISCO2911/K9 is an ideal choice. It offers the right balance of performance, features, and scalability, making it suitable for businesses looking to grow without major network infrastructure overhauls.

Branch Offices

Many organizations have branch offices that need reliable network connectivity. The CISCO2911/K9 can serve as an efficient branch office router, providing secure connections, voice support, and the ability to expand as the branch office grows.

Remote Work

With the increasing trend of remote work, a reliable network connection is crucial. The CISCO2911/K9 can support remote workers by ensuring secure and fast connections to the main office network.

VoIP and Video Conferencing

Businesses that rely on VoIP and video conferencing can benefit from the router's voice and video support. It ensures high-quality audio and video transmission, which is essential for effective communication.

General Information about the Cisco CISCO2911/K9

  • Manufacturer: Cisco
  • Model Number or SKU# CISCO2911/K9
  • Product Model: 2911
  • Type: Networking
  • Product Type: Router

Technical Features of Router

  • Device Type: Router
  • Form Factor: External - Modular - 2U
  • Connectivity Technology: Wired
  • Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet
  • Network / Transport Protocol: IPsec
  • RAM: 512 MB (installed) / 2 GB (max)
  • Flash Memory: 256 MB (installed) / 8 GB (max)
  • Routing Protocol: OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, Static IPv4 Routing, Static IPv6 Routing
  • Remote Management Protocol: SNMP, RMON
  • Status Indicators: Link Activity, Power
  • Features: MPLS Support, Syslog Support, IPv6 Support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED)
  • Compliant Standards: IEEE 802.1ah, IEEE 802.1ag

IP Telephony

  • Voice Codecs: G.711, G.722, G.723.1, G.728, G.729, G.729a, G.729ab, G.726

Expansion / Connectivity

  • Expansion Slots Total (Free): 4 (4) x HWIC, 2 (1) x CompactFlash Card, 1 (1) x Expansion Slot
  • Interfaces: 3 x Network - Ethernet 10base-T/100base-TX/1000base-T - RJ-45, 1 x Management - Console - RJ-45, 1 x Management - Console - Mini-USB Type B, 1 x Serial - Auxiliary - RJ-45, 2 x USB - 4 Pin USB Type A


  • Power Device: Power Supply - Internal
  • Voltage Required: AC 120/230 V (50/60 Hz)

overall, In the world of networking, the Cisco CISCO2911/K9 2911 Integrated Services Router stands out as a versatile and reliable solution. Its feature-rich design, enhanced network connectivity, integrated services, scalability, and high reliability make it an excellent choice for businesses of various sizes and with diverse networking needs.

By investing in the CISCO2911/K9 router, you can enhance your network infrastructure, improve network performance, simplify network management, and ensure the security of your data. Whether you run a small business, manage branch offices, support remote work, or rely on VoIP and video conferencing, this router has you covered.

Make the Cisco CISCO2911/K9 2911 Integrated Services Router a key part of your network infrastructure, and experience the benefits of a high-performing, secure, and adaptable networking solution. It's a choice that can take your network to the next level, ensuring your business stays connected and competitive in the digital age.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

Here, you can check more available conditions of your desired product CISCO2911/K9 at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

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.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

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

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

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).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

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FedEx Shipping Options:

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Worldwide Shipping Options:

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UPS®/FedEx® Ground Shipping Canada

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Important notes:

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