Planet Technology IPX-2000 - Manual (Page 13)

Power cord 100-240 Volt, 50-60 Hz
IPX-2000 2 x slots integrates up 8 FXO
Telephony interface ports
FXO module
4 ports per daughter card, numbered from right to
the left. The rightmost port at slot 0 is port 1 and
the leftmost port at slot 1 (if installed) is port 8. FXO
ports are to be connected to FXS jacks on wall or
analog PBX using RJ-11 cables.
USB ports
1 external port with compliance to USB 1.1/2.0. Plug in a USB
hard drive for voicemail backup from the internal one
WAN Connect to a broadband modem or a WAN router
LAN Connect to a LAN switch
Table 1. Physical interfaces description of IP PBX
2