Cisco Four-port Fxs And Did Voice/fax Interface Card Spare

Introduction

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.

Network

Quality of Service (QoS) support

Y

Number of voice channels supported (max)

4

Supported network protocols

H.323 V1/V2/V3/V4, MGCP 0.1/1.0, SIP; T.37, T.38; T1, E1;

Operational conditions

Operating temperature (T-T)

10 - 35 °C

Operating relative humidity (H-H)

10 - 80%

Technical details

Connector type

FXS