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Cisco HWIC ADSL ISDN WAN Interface Card for Routers

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The Cisco Systems HWIC-ADSLI-B/ST is a high-speed WAN interface card featuring ADSL over ISDN and ISDN BRI S/T connectivity for Cisco enterprise routers.

OVERVIEW

  • The Cisco HWIC-ADSLI-B/ST WAN interface card is designed to provide dependable broadband and ISDN connectivity for enterprise and branch office networking environments. Combining one ADSL over ISDN port with one ISDN BRI S/T interface, the module enables flexible WAN communication for businesses requiring reliable remote connectivity.
  • Its HWIC form factor allows smooth integration with supported Cisco routers, helping organizations expand WAN capabilities without major infrastructure changes. The module supports branch networking, backup connectivity, and remote office deployments where stable WAN access is essential.
  • Built for enterprise networking applications, the HWIC-ADSLI-B/ST helps improve communication efficiency while supporting scalable and cost-effective network expansion.

USE CASES

  • Branch office broadband connectivity
  • ISDN backup WAN deployment
  • Remote business networking environments
  • Enterprise router WAN expansion
  • Secure and stable WAN communication

KEY FEATURES

  • One ADSL over ISDN interface
  • One ISDN BRI S/T port
  • High-speed WAN connectivity support
  • Compatible with supported Cisco routers
  • Compact HWIC plug-in module design
  • Suitable for branch and remote office networking

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Part Number: HWIC-ADSLI-B/ST
  • Interface Type: ADSL over ISDN and ISDN BRI S/T
  • Port Configuration: 1 ADSL port and 1 ISDN BRI S/T port
  • Module Type: High-Speed WAN Interface Card
  • Function: WAN connectivity and router expansion
  • Compatibility: Supported Cisco router platforms

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