User's Manual

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Plug-in modules for IPX-2100/IPX-2200/IPX-2500
 IPX-21FO Module
IPX-21FO module provides 4 FXO interfaces for connecting PSTN lines provided by the telecom. It can be installed
on both slots of IPX-2100, IPX-2200 and IPX-2500 and provides maximal 8 FXO interfaces.
 IPX-21GS Module
IPX-21GS module provides 4 GSM channels; it can be installed on IPX-2100, IPX-2200 and IPX-2500 for making and
receiving phone calls from GSM network. It is designed with SIM900 for global market; SIM900 is a quad-band
GSM engine that works on frequencies GSM 850MHz, EGSM 900MHz, DCS 1800MHz and PCS 1900MHz.
 IPX-21FS Module (by project order)
The IPX-21FS module provides 4 FXS interfaces for connecting fax machines or analog phones. It can be installed
on both slots of IPX-2100, IPX-2200 and IPX-2500 and provides maximal 8 FXS interfaces.