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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.
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.
| Compatible operating systems | Cisco IOS |
| Operating relative humidity range | 10 - 80 % |
| Operating temperature range (T-T) | 10 - 35 °C |
| Source data-sheet | Icecat.biz |
| Supported network protocols | FXO/FXS,DTMF |
| Voice codecs | G.711, G.729, G.729a/b, G.723.1, G.726, G.728, iLBC, G.722 |
| VoIP protocols | cRTP |
Cisco VIC3-4FXS/DID
4-port FXS/DID voice/fax interface card, Spare
VIC3-4FXS/DID=
Out of Stock
£817.21
£681.01 Ex VAT.