
TCP/IP: Internet transfer and Control Protocol
RTP:
RTCP
VAD/CNG : save bandwidth
DHCP
Dynamic Host Configuration Protocol
PPPoE
Point to Point Protocol over Ethernet
DNS
Domain Name Server
Telnet
Internet©s remote login protocol
FTP
File Transfer Protocol
HTTP
Hyper Text Transfer Protocol
Build in proxy
Operating requirements:
Operation temperature: 0 to 50°C
Storage temperature:
Humidity: 10 to 90% no dew
Electric requirements:
Voltage: 9V DC 500mA
Power adapter: AC to DC Input 230VAC Output 9VDC, Current 500mA
Network interface:1
FXS:1 FXS Connector
Size 
152 x 115 x 32 mm (L x W x H)
5