FXS port is used to connect directly to phones, fax machines, and key systems. Generates battery polarity reversal and caller ID.
DID port is used to provide off-premises DID connection from central office. Serves only incoming calls from the PSTN. Does not support caller ID in DID mode.
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Description
Cisco VIC3-2FXS/DID= voice network module FXS
2 Port Voice Interface Card, Spare
Cisco VIC3-2FXS/DID=, H.323 V1/V2/V3/V4, MGCP 0.1/1.0, SIP; T.37, T.38; T1, E1;, 10 - 35 °C, 10 - 80%
Cisco VIC3-2FXS/DID=. Supported network protocols: H.323 V1/V2/V3/V4, MGCP 0.1/1.0, SIP; T.37, T.38; T1, E1;
Specification
Network
Quality of Service (QoS) support
Yes
Number of voice channels supported (max)
2
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