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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.
Specs
| Protocols |
| VoIP protocols |
cRTP |
| Supported network protocols |
FXO/FXS,DTMF |
| Call management |
| Caller ID |
Y |
| Networking |
| Quality of Service (QoS) support |
Y |
| Ports & interfaces |
| Modem (RJ-11) ports |
4 |
| Operational conditions |
| Operating temperature (T-T) |
10 - 35 °C |
| Operating relative humidity (H-H) |
10 - 80% |
| Features |
| Voice codecs |
G.711,G.722,G.723.1,G.726,G.728,G.729,iLBC |
| Noise reduction |
Y |
| Compatible operating systems |
Cisco IOS |
Features
Cisco VIC3-4FXS/DID. Voice codecs: G.711,G.722,G.723.1,G.726,G.728,G.729,iLBC, Compatible operating systems: Cisco IOS. VoIP protocols: cRTP, Supported network protocols: FXO/FXS,DTMF
Product Description
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.
