Cisco NIM-VAB-M

The Cisco NIM-VAB-M is a Network Interface Module (NIM) designed for Cisco Integrated Services Routers (ISR) that provides Voice and Analog Business Modem capabilities. It allows the router to connect to analog devices such as telephones, fax machines, and modems, enabling voice and data communication over traditional analog networks. The NIM-VAB-M supports various voice features, including voice call control protocols, echo cancellation, and voice quality monitoring. It also supports analog modem connectivity for dial-up internet access or remote management of devices.