Cisco Module VIC3-4FXS/DID ماژول سیسکو

Cisco third generation Voice interface card VIC3-2FXS/DID supports Cisco 2800/2900/3800/3900 series branch router. The module provides 4 Foreign Exchange Station (FXS)/Direct Inward Dialing DID) interfaces (Rj-11) to connect directly to a standard telephone, fax machine or similar device. The interfaces supplies ringing voltage, dial tone and Generates battery polarity reversal and caller ID. DID port is used to provide off-premises DID connection from central office, it serves only incoming calls from the PSTN and does not support caller ID in DID mode.