User's Manual

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Physical interface description
1
Power Switch
Switch the power on or off
2
Power Cord
100~240V AC, 50/60Hz, 1.5A max
3
WAN/LAN
The WAN/LAN port supports auto negotiating Fast Ethernet
10/100/1000BASE-T networks. The WAN port allows your IP PBX
to be connected to an Internet Access device, e.g., router, cable
modem or ADSL modem through a Cat5 twisted-pair Ethernet
cable.
4
HDMI Port
For video output (factory use)
5
USB
For external store device to store voice and voicemail
6
Audio In/Out
For external paging
7
Module
Slot 1/Slot 2
2 external slots with compliant FXO/FXS/GSM module
-FXO module is connected to PBX or CO line with RJ11 analog
line. FXO port is connected to the extension port of a PBX or
directly connected to a PSTN line of carrier
-GSM module is connected to Global System for Mobile
Communications (GSM) with SIM card
1. Supporting 2 slots, user can buy expansion module like IPX-21FO (4 x FXO) or IPX-21GS (4 x
GSM) for extending port service.
2. If IPX-21GS is used, please disable pin lock function. Otherwise, dial out or call in will not
be available.