1.Use the embedded hardware encryption technique
2.Support the voice Digital signal Processor(DSP)
3.Support firewall, call processing and application program functionalities
4.For SOHO use mainly(10 users)
Item
AR201/
AR151
AR156/
AR156W
AR207/
AR157
AR207V
Hardware
WAN speed with services
(IMIX)
150 Mbps/
100 Mbps
100 Mbps
150 Mbps/
100 Mbps
150 Mbps
Fixed WAN ports
2 x FE (the interface LAN 0 of which can be used as one WAN interface)
1 x ADSL2+ Annex J,
1 x FE (the interface LAN 0 of which can be used as one WAN interface)
1 x ADSL2+ Annex A/M,
1 x FE (the interface LAN 0 of which can be used as one WAN interface)
1 x ADSL2+ Annex A/M, 1 x FE (the interface LAN 0 of which can be used as one WAN interface)
Fixed Ethernet switching ports
8 x FE/4 x FE
4 x FE
8 x FE/4 x FE
8 x FE
Fixed voice ports
—
—
—
4 x FXS, 1 x FXO
Integrated 3G
—
—
—
—
USB 2.0 ports
1
1
1
1
Serial auxiliary/console ports
1
1
1
1
Memory size
512 MB
512 MB
512 MB
512 MB
Flash memory
512 MB
512 MB
512 MB
512 MB
PoE power
—
—
—
—
Maximum power
36 W / 24 W
24W
36 W / 24 W
60 W
Power supply (AC)
100 V to 240 V
100 V to 240 V
100 V to 240 V
100 V to 240 V
Frequency
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
Dimensions (H x W x D)
44.5 mm x 300 mm x 220 mm (1.75 in. x 11.8 in. x 8.66 in.)