Cisco WIC-1B-U-V2 1 Port Networking Expansion Module WAN Access
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WIC-1B-U-V2 Cisco WAN Interface Card Factory Sealed New

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Part Number#: WIC-1B-U-V2
List Price was: $788.46
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Short Description:
WIC-1B-U-V2 1-Port ISDN BRI WAN Interface Card for 1700 2600 3600 3700 | Made by Cisco | New Factory Sealed
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days
Advantages and limitations

The WIC-1B-U-V2 is a Cisco 1-Port WAN Interface Card (WIC) that provides a single high-speed WAN interface for Cisco routers. Here are some advantages and limitations of the WIC-1B-U-V2:


  • High-speed connectivity: The WIC-1B-U-V2 provides a high-speed WAN interface, with speeds of up to 2 Mbps, which makes it suitable for connecting to high-speed WAN links such as T1 lines.
  • Easy installation: The WIC-1B-U-V2 is easy to install in a Cisco router, and does not require any additional configuration beyond what is required for any other WAN interface.
  • Cost-effective: The WIC-1B-U-V2 is relatively inexpensive compared to other WAN interface cards, making it an affordable option for small and medium-sized businesses.


  • Single port: The WIC-1B-U-V2 only provides a single WAN interface, which may not be sufficient for larger organizations with multiple WAN connections.
  • Limited speed: While the WIC-1B-U-V2 is suitable for high-speed WAN links such as T1 lines, it may not be sufficient for even faster connections such as T3 or OC-3.
  • Limited functionality: The WIC-1B-U-V2 is a basic WAN interface card and does not provide advanced features such as encryption or load balancing.
Use cases and Applications

The WIC-1B-U-V2 Cisco 1-Port WAN Interface Card (WIC) is a small, hot-swappable network interface module that can be installed into a Cisco router to provide connectivity to wide area networks (WANs). It supports a variety of WAN technologies and can be used in a wide range of applications.

Here are some use cases and applications for the WIC-1B-U-V2:

  • Internet connectivity: The WIC-1B-U-V2 can be used to connect a Cisco router to an Internet Service Provider (ISP) using technologies such as Asynchronous Transfer Mode (ATM), Frame Relay, or Point-to-Point Protocol (PPP). This allows the router to access the Internet and provide Internet connectivity to the local network.
  • Branch office connectivity: The WIC-1B-U-V2 can be used to connect a branch office to a main office or data center using WAN technologies such as Frame Relay or leased lines. This allows the branch office to access resources and services located at the main office or data center.
  • Voice and data convergence: The WIC-1B-U-V2 can be used to support Voice over IP (VoIP) by connecting the router to a VoIP gateway using technologies such as T1 or E1. This allows voice and data traffic to be transmitted over the same network, reducing costs and simplifying network management.
  • Remote access: The WIC-1B-U-V2 can be used to provide remote access to the local network using technologies such as ISDN or PPP. This allows remote users to connect securely to the network and access resources such as files and applications.
Future Developments and Enhancements

As an AI language model, I don't have access to proprietary information or internal development plans of Cisco. However, I can provide some general information about the WIC-1B-U-V2 Cisco 1-Port WAN Interface Card and possible future developments and enhancements.

The WIC-1B-U-V2 is a type of WAN interface card used in Cisco routers. It provides a single synchronous serial port with a maximum data rate of 8 Mbps. It supports a range of protocols, including HDLC, PPP, and Frame Relay.

Possible future developments and enhancements for the WIC-1B-U-V2 might include increased data rates, improved compatibility with newer protocols, and better integration with other network devices. Cisco regularly releases new hardware and software updates for its products, so it's possible that the WIC-1B-U-V2 could see improvements in the future.

It's worth noting that the WIC-1B-U-V2 is a relatively old product and has been superseded by newer WAN interface cards with faster data rates and improved features. If you're considering upgrading your network hardware, it may be worth looking into newer interface cards that offer better performance and more advanced features.

General Information
  • Manufacturer: Cisco Systems, Inc
  • MPN: WIC-1B-U-V2
  • Product Name: 1-Port ISDN BRI WAN Interface Card
  • Product Type: WAN Interface Card (WIC)
  • SKU: WIC-1B-U-V2
Technical Information
  • Application/Usage: Wide Area Network
Interfaces / Ports
  • Interfaces/Ports: 1 x ISDN BRI (U) WAN
  • Interfaces/Ports Details: 1 x RJ-45 ISDN BRI (U) WAN
Controls / Indicators
  • Status Indicators-
  • Network module status indicator
  • Status LEDs for each B Channel and NT1
Environmental Conditions
  • Temperature: 32°F (0°C) to 104°F (40°C) Operating
  • Temperature: -13°F (-25°C) to 158°F (70°C) Storage
  • Humidity: 5% to 95% Non-condensing Relative Humidity
Dimensions & Weight
  • Width: 3.1 Inch
  • Depth: 4.4 Inch
  • Height: 0.8 Inch
  • Weight: 112.80 Oz
  • Maximum Number of Modules per Chassis:
  • Cisco 1720 and 1721: 2
  • Cisco 1750: 2
  • Cisco 1751 and 1760: 2
  • Cisco 2600XM: 4
  • Cisco 3620: 4
  • Cisco 3640: 8
  • Cisco 3660: 12
  • Cisco 2691: 5
  • Cisco 3725: 7
  • Cisco 3745: 11
  • Cisco 1700 Series
  • Cisco 2600 Series
  • Cisco 3600 Series
  • Cisco 3700 Series
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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