Information
FXS port is used to connect directly to phones, fax machines, and key systems. Generates battery polarity reversal and caller ID. VIC3-2FXS-E/DID isdesignated as an "Off-Premise Extension Lite" product offering. This means that while the module addresses a subset of the off-premise extension applications, it should be noted that the module is not in full compliance for off-premise usage.
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.
Specifications
DID Ports
2
FXS Ports
2
Fax Support
Yes
Modem Support
Yes
Number of Ports
2
Caller ID Support
Yes
Silence Suppression
Yes
Adaptive Jitter Buffer
Yes
Echo Cancellation Coverage
No
Hardware Echo Cancellation
No
Echo Cancellation Tail Length
N/A
Comfort Noise Generation (CNG)
Yes
Digital Signal Processor (DSP)
No
Supplementary Services Support
Yes
Voice Activity Detection (VAD)
Yes