Cisco CISCO881GW-GN-A-K9 4 Port Networking Router
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CISCO881GW-GN-A-K9 Cisco 881 Ethernet Wireless Router Refurbished

Availability: In Stock
Part Number#: CISCO881GW-GN-A-K9
List Price was: $576.92
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Short Description:
CISCO881GW-GN-A-K9 881 Ethernet Wireless Router With 3g Wireless Router Cellular Modem 802.11b/G/N Draft 2.0 Desktop | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Maximizing Performance and Scalability

The Cisco 881GW-GN-A-K9 is a powerful Ethernet wireless router that is designed for small to medium-sized businesses and branch offices. To maximize its performance and scalability, it is important to utilize its built-in features and properly configure the device.

  • Utilize Quality of Service (QoS) features: The router has several QoS features that can be used to prioritize and manage network traffic. This can help ensure that critical traffic, such as VoIP and video, receives the necessary bandwidth and prevent network congestion.
  • Optimize wireless performance: The router includes a wireless access point, so it's important to optimize the wireless performance by adjusting the wireless channel, adjusting the transmit power, and using the latest wireless standard (e.g. 802.11n or 802.11ac). This can help to improve wireless signal strength and reduce interference.
  • Updating the firmware: Keeping the router's firmware up-to-date can help fix bugs and improve performance. You can check for the latest firmware releases on Cisco's website and update the router accordingly.
  • Monitor the router's performance: Regularly monitoring the router's performance can help you identify and troubleshoot any issues that may be affecting its performance. You can use the Cisco Router and Security Device Manager (SDM) web-based tool to monitor and manage the router.
  • Use the Cisco IOS commands: The Cisco IOS operating system provides a wide range of commands that can be used to diagnose and troubleshoot issues on the router. These commands include show, ping, traceroute, and debug.
  • Utilize the built-in security features: The router includes built-in security features such as a firewall, VPN, and intrusion detection and prevention, which can help to protect the network from external threats. It is important to properly configure these features to ensure optimal security.
  • Utilize the built-in VPN feature: The router includes built-in VPN feature, which can help to securely connect remote users or branch office to the main network. This can help to improve the scalability and reliability of the network.
  • Utilize the built-in Quality of Service (QoS) features: The router includes built-in QoS features such as class-based weighted fair queuing, which can help to prioritize different types of network traffic. This can help to improve the overall performance of the network.

By following these steps, you can help ensure that the Cisco 881G-W-GN-A-K9 Ethernet wireless router is running at optimal performance and that any issues that arise can be quickly and efficiently resolved. Additionally, by utilizing the built-in features and properly configuring the device, you can help to improve the scalability and reliability of the network.

Performance and Scalability

The Cisco 881GW-GN-A-K9 is a high-performance wireless router that is designed for small businesses and enterprise branch offices. It is equipped with a built-in wireless access point that supports dual-band 802.11n wireless connectivity, allowing for fast and reliable wireless access for up to 50 concurrent users. The router is also equipped with a built-in 4-port Gigabit Ethernet switch, allowing for wired connectivity with high-speed data transfer rates.

In terms of performance, the 881GW-GN-A-K9 is capable of handling up to 45Mbps of throughput. This means that it can process a large amount of data traffic in a short amount of time, making it suitable for use in high-traffic environments. Additionally, the router supports advanced security features such as VPN and firewall capabilities, which protect the network from unauthorized access and malicious attacks.

In terms of scalability, the 881GW-GN-A-K9 can be upgraded with additional memory and storage as needed to support growing networks. Additionally, the router can be managed and configured through Cisco's web-based interface, which makes it easy to add, remove, or modify network devices as needed. However, the exact scalability will depend on the specific use case and network configuration.

Advanced Security Features

The Cisco 881GW-GN-A-K9 881 Ethernet Wireless Router has several advanced security features built-in to protect the network from unauthorized access and malicious attacks. These features include:

  • Firewall: The router has a built-in firewall that can be configured to block unauthorized access to the network and protect against common network attacks.
  • VPN: The router supports Virtual Private Network (VPN) connections, allowing remote users to securely access the network over the internet.
  • Intrusion Prevention System (IPS): The router includes an Intrusion Prevention System (IPS) that can detect and prevent various types of network attacks, such as denial of service (DoS) and malware.
  • Access Control Lists (ACLs): The router supports the use of Access Control Lists (ACLs) to restrict access to specific network resources based on user or device.
  • Secure Wireless: The router supports wireless security protocols such as WPA2-Enterprise, which encrypts wireless data to protect it from eavesdropping and other wireless attacks.
  • Advanced Malware Protection (AMP) for Endpoints: The router can be integrated with Cisco's Advanced Malware Protection (AMP) for Endpoints to provide real-time monitoring and protection against malware threats.
  • Cisco Identity Services Engine (ISE): The router can be integrated with Cisco Identity Services Engine (ISE) to provide secure network access and policy enforcement based on user identity and device posture.

These features help to protect the network from unauthorized access, malware, and other cyber threats, and can be configured and managed through Cisco's web-based interface to provide optimal security.

Detail Description

  • Manufacturer Cisco Systems, Inc
  • Manufacturer Part Number : CISCO881GW-GN-A-K9
  • Brand Name Cisco
  • Product Series 880
  • Product Model 881G
  • Product Name 881G Wireless Integrated Services Router
  • Product Type Wireless Integrated Services Router

Wireless Specifications

  • Broadband Transmission Technology Ethernet
  • Cellular
  • Wireless LAN Standard IEEE 802.11n
  • ISM Band Yes
  • UNII Band No
  • ISM Maximum Frequency 2.40 GHz
  • Cellular Generation 3G
  • Antenna Type Dipole Antenna
  • Wireless Transmission Speed 54 Mbps
  • Features MIMO Technology
  • Quality of Service (QoS)


  • Ethernet Port Yes
  • Fast Ethernet Port Yes
  • Gigabit Ethernet Port No
  • Number of Network (RJ-45) Ports 4
  • Network (RJ-11) No
  • VGA No
  • Serial No
  • USB Yes
  • Powerline No
  • PoE (RJ-45) Port Yes
  • Management Port Yes
  • Number of Broadband (RJ-45) Ports 1

I/O Expansions

  • Expansion Slots 1 x PCI Express

Network & Communication

  • Ethernet Technology Fast Ethernet

Power Description

  • Input Voltage 48 V DC
  • Power Source AC Adapter
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.

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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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UPS® First Overnight - Saturday
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Worldwide Shipping Options:

UPS®/FedEx® International Economy

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UPS®/FedEx® International Priority

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UPS®/FedEx® Ground Shipping Canada

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Important notes:

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