Cisco NIM-VAB-A 1 Port Expansion Module
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Cisco NIM-VAB-A 1 Port VDSL2/ADSL2+ NIM Network Module Refurbished

Availability: In Stock
Part Number#: NIM-VAB-A
List Price was: $1607.69
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Short Description:
NIM-VAB-A 1 Port VDSL2/ADSL2+ NIM Network WAN Expansion Module | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Installation and Setup

The Cisco NIM-VAB-A is a network interface module (NIM) designed for use with Cisco Integrated Services Routers (ISRs). This module provides a single port for either VDSL2 or ADSL2+ broadband connectivity, allowing the router to connect to a wide range of broadband services.

To install and set up the Cisco NIM-VAB-A, follow these steps:

  • Power down the router: Before installing any hardware module, it is important to power down the router to avoid any potential damage.
  • Insert the module: Locate the network module slot on the router, which is typically located on the back of the device. Insert the NIM-VAB-A module into the slot and push it down until it clicks into place.
  • Connect the broadband service: Connect the broadband service to the appropriate port on the NIM-VAB-A module. If you are using VDSL2 broadband service, use the VDSL port. If you are using ADSL2+ broadband service, use the ADSL port.
  • Connect the router: Connect the router to the module by using an Ethernet cable to connect the module to one of the router's Ethernet ports.
  • Power on the router: After the module is installed and the broadband service is connected, power on the router and wait for it to boot up.
  • Configure the module: Once the router is up and running, use the Cisco IOS command line interface (CLI) to configure the module. The configuration process may vary depending on your specific router model and the broadband service you are using, but generally involves setting up the appropriate interfaces, protocols, and security settings.
  • Test the connection: After the module is configured, test the broadband connection to ensure that it is working properly.
Features and Specifications

The Cisco NIM-VAB-A is a Network Interface Module (NIM) that provides one port of VDSL2/ADSL2+ connectivity for Cisco Integrated Services Routers (ISR). The module is designed to offer high-speed internet connectivity for small and medium-sized businesses.


  • The module supports one VDSL2 or ADSL2+ interface, which can be configured in either an annex A or annex B mode.
  • It supports both downstream and upstream speeds of up to 100 Mbps, making it suitable for high-bandwidth applications like video streaming and online gaming.
  • The module supports ADSL2+ over ISDN and VDSL2 profiles 8a, 8b, 8c, 8d, 12a, 12b, and 17a.
  • It supports advanced technologies like G.993.2 (VDSL2 Vectoring) and G.998.4 (G.inp), which improve the performance and reliability of the connection.
  • The module supports both ATM and PTM (Packet Transfer Mode) modes for transport of data over the WAN.


  • The module is compatible with Cisco 4000 Series ISR, 1000 Series ISR, and the 4451-X ISR.
  • The module supports a maximum downstream attenuation of 40 dB and maximum upstream attenuation of 30 dB.
  • It supports a maximum transmit power of 10 dBm and a maximum receive sensitivity of -60 dBm.
  • The module requires a minimum IOS-XE release of 3.14.0S or 16.9.1.
Performance and Reliability

The Cisco NIM-VAB-A is a network module designed for use with Cisco Integrated Services Routers (ISR). It provides a single port for VDSL2 and ADSL2+ connectivity, allowing the router to connect to a broadband service provider using either technology.

In terms of performance, the NIM-VAB-A is capable of providing up to 100 Mbps downstream and 45 Mbps upstream speeds over VDSL2, and up to 24 Mbps downstream and 1.4 Mbps upstream speeds over ADSL2+. These speeds are dependent on various factors such as distance from the service provider, line quality, and network traffic, among others.

To ensure reliability, the NIM-VAB-A includes several features to help prevent network downtime and maintain connectivity. For example, it supports a variety of VDSL2 and ADSL2+ profiles, including fallback profiles, which can help maintain connectivity even in challenging conditions. It also includes features such as automatic rate adaptation, which can adjust the connection speed to compensate for changes in line quality, and loop diagnostics, which can help identify and troubleshoot issues.

Additionally, the NIM-VAB-A supports a range of advanced security features, such as AES encryption and firewall capabilities, which can help protect the network from security threats.

Main Specifications about this Cisco NIM-VAB-A
  • Manufacturer: Cisco
  • Part Number or SKU# NIM-VAB-A
  • Type: Expansion Module
Key Information of 1 Port Expansion Module
  • Application/Usage Wide Area Network
  • Interfaces/Ports: 1 Port Module
  • Interfaces/Ports Details 1 x RJ-11 VDSL2 Network WAN
Performance for Network Switch Module
  • Network Technology ADSLoPOTS
  • ADSL2+
  • VDSL2

Product Dimensions & Weight

  • Height: 1.3inch
  • Width: 3.5inch
  • Depth: 7.2inch
  • Weight (Approximate) 1Lbs
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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Important notes:

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