Cisco NIM-VAB-A

The Cisco NIM-VAB-A is a Network Interface Module (NIM) designed for Cisco Integrated Services Routers (ISR) 4000 Series. It is a Voice Analog and Basic Rate Interface (BRI) module that provides connectivity for analog voice devices and ISDN BRI connections. The NIM-VAB-A module supports up to 8 analog voice ports or 4 ISDN BRI ports, allowing for the integration of traditional telephony devices and services into a Cisco network infrastructure.