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1.2. Features
● Compliant with IETF RFC 3261 SIP standards
● Provide 1 RJ-11 FXS port for phone set or fax machine
● Provide 3-port 10/100M Ethernet switch
● Provide advanced telephony features, such as call hold, call forward and call
transfer.
● Support Proxy and Peer-to-Peer Mode
● Support FAX over IP (T.38)
● Support FSK and DTMF Caller ID
● Support Static IP, DHCP and PPPoE connection
● Built-in NAT for IP sharing
● Built-in DHCP Server
● TFTP/FTP firmware upgrade
● QoS : ToS (Type of Service)
● Support EMS (Element Management System)**
Audio feature
● Codec: G.711 a/µ-law, G.723.1 (6.3kbps), G.729A
● VAD (Voice Activity Detection)
● CNG (Comfort Noise Generate)
● G.168/165-compliant adaptive echo cancellation
● Dynamic Jitter Buffer
● Bad Frame Interpolation
● Voice/DTMF Gain Settings
Interface
● One 10/100 Base-T Ethernet RJ45 port for WAN
● Three 10/100 Base-T Ethernet RJ45 ports for LAN
● One RJ11 Telephone Port (FXS).
● DC 12V input.
System Management
WEB Interface, Telnet
Environment
Operating and storage Humidity: 10 to 90 % (Non-condensing)
Operational Temperature: 0 to 40 ℃
Storage Temperature: -10 to 50 ℃
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