The Cisco HWIC-4A/S is a 4-port asynchronous/synchronous serial High-Speed WAN Interface Card (HWIC) designed for compatible Cisco Integrated Services Routers. It provides high-density and flexible serial connectivity for various WAN applications, supporting diverse network needs for both data and voice.
✅ Key Features: Four Asynchronous/Synchronous Serial Ports: Offers high-density and versatile serial connectivity for multiple applications. Broad Compatibility: Designed for seamless integration with a wide range of compatible Cisco ISR platforms. Flexible WAN Connections: Supports various serial protocols for diverse network topologies. High-Speed Data Transmission: Ensures reliable and efficient data flow over Wide Area Networks. Modular Design: Allows for easy installation and hot-swapping for network expansion and upgrades. Cost-Effective Solution: A practical choice for extending or adapting existing network infrastructure with multiple serial connections.