FXO/FXS module for IP0X
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FXO (foreign exchange office)
FXO is an interface that connects to a trunk line like the one from your service provider.It receives ringing voltage and battery from fxs devices.FXO interfaces are used to connect your PBX to the PSTN.One FXO channel is required for each line your receive from your telco.
FXS (foreign exhange station)
FXS is an interface that connects to a station such as an analog telephone or the fxo interface of another pbx.It provides ringing voltage and battery to the fxo devices.FXS interfaces are used on the inside of your PBX.They do not connect directly to the pstn.One FXS channel is required for each telephone that you wish to connect to your Asterisk system.
FXO/FXS modules
AX-110X
AX-110X is an analog trunk module. It provides one channel fxo interface which allows the IP0X PBX and AX Series card to terminate one analog telephone line to POTS.
AX-110S
AX-110S is an analog station module. It provides one channel fxs interface which allows the IP0X PBX and AX Series card to terminate one analog telephone.
AX-210X
AX-210x is an analog trunk module. It provides two channels fxo interfaces which allows the IP0X PBX and AX Series card to terminate two analog telephone lines to POTS.
AX-210S
AX-210s is an analog station module. It provides two channel fxs interface which allows allows the IP0X PBX and AX Series card to terminate two analog telephones.
AX-210XS
AX-210xs is a fxs/fxo interface module. It allows the IP0X PBX and AX Series card to terminate one analog telephon line and one analog telephone.
Compare List
| Model | Photo | Description | Suitable Products |
| AX-110X | 
| One Channel FXO Module | AX-400p,AX-E-400p,AX-1600p,AX-E-1600p,IP01,IP02,IP04 and IP08 |
| AX-110S | 
| One Channel FXS Module | AX-400p,AX-E-400p,AX-1600p,AX-E-1600p,IP01,IP02,IP04 and IP08 |
| AX-210X | 
| Two Channels FXO Module | AX-1600p,AX-E-1600p,IP02 and IP08 |
| AX-210S | 
| Two Channels FXS Module | AX-1600p,AX-E-1600p,IP02 and IP08 |
| AX-210XS | 
| One channel FXO and one channel FXS Module | AX-1600p,AX-E-1600p,IP02 and IP08 |
