Specifies the Powerdown Telephony Passthrough mode for FAX/FXO ports. Online Operation In the online mode, the analog (FXS/FXO) ports are controlled and routed by the SBC. Info |
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| If the SBC is powered down, the FXS and FXO ports are physically and electrically connected in the same manner as they are in the passthrough mode. |
Passthrough Operation In the passthrough mode, the FXO and FXS ports are physically connected via relays. In this mode, there is a 1:1 correspondence between FXS and FXO ports. FXS port 1:1 is physically/electrically connected directly to FXO port 2:1, FXS port 1:2 connects to FXO port 2:2, etc. |