User's Manual
Table Of Contents
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GXW42xx User Manual 
Version 1.0.5.43 
Hardware Specification 
The hardware specifications of the GXW FXS series are detailed in Table 4. 
Table 4: Hardware Specification of GXW42XX Series Gateways 
GXW4216 
GXW4224 
GXW4232 
GXW4248 
Telephone 
Interface 
16 RJ11 Ports/ 
1 RJ21 Port 
24 RJ11 Ports/ 
1 RJ21 Port 
32 RJ11 Ports/ 
2 RJ21 Ports 
2 RJ21 Ports only 
FXS LEDs 
16 
24 
32 
48 
Network interface 
LAN, Single 10/100/1000 BASE-TX, RJ45 
Power Input 
Input:100-240VAC, 50/60Hz 
Output: 12V DC, 5.0A (4216/24/32) 
24V DC, 6.25A (4248 only) 
LCD screen 
128×32 pixel 
Telco connector 
1 RJ21 (50 pins)  
1 RJ21 (50 pins) 
2 RJ21 (50 pins) 
2 RJ21 (50 pins) 
RJ-11 connectors 
Yes 
Yes 
Yes 
No 
Function Buttons 
1 button for Reset/Factory Reset 
Environmental 
Operation: 0°C to 45°C 
Storage: -20°C to 60°C  
Humidity: 10% to 90% Non-condensing 
Mounting 
Desktop and Rack mount 
Onhook Voltage 
Fixed, 48V 
Ring Voltage 
50Vrms (balanced ringing) 
Ring Frequency 
20-50Hz 
Short Haul Loop 
2REN:  Up  to  2km 
on 24 AWG wire 
2REN:  Up  to  2km 
on 24 AWG wire 
2REN:  Up  to  2km 
on 24 AWG wire 
2REN:  Up  to  2km 
on 24 AWG wire 
Outdoor 
Protection 
Over-voltage Protection and surge immunity 
Signaling 
FXS Loop-start 










