4-port FXS/DID voice/fax interface card, Spare
Cisco voice interface cards (VICs) support voice technologies. VICs can be installed in interface card slots on supported Cisco access routers or in 1- or 2-slot voice network modules that are installed in network module slots on supported Cisco access routers.A Foreign Exchange Station (FXS)/Direct Inward Dialing (DID) interface connects directly to a standard telephone, fax machine, or similar device. This interface supplies ringing voltage, dial tone, and so on to the station.
ATA 190 Analog Telephone Adapter, 153g, Black
The Cisco® ATA 190 Analog Telephone Adaptor is a handset-to-Ethernet adaptor that turns traditional telephone devices into IP devices (Figures 1 and 2). Customers can take advantage of the many new and exciting IP telephony applications by connecting their analog devices to Cisco ATAs.The Cisco ATA products are standards-based communication devices that deliver true, next-generation voice-over-IP (VoIP) terminations to businesses and residences worldwide. The Cisco ATA 190:- Protects existing telephone investment: The Cisco ATA 190 supports...