Leverage your existing broadband connection for lower Internet phone rate.
Carrier-class-clear sounding and high quality voice communication while surfing Internet.
Taking full advantage of the features afforded by service provider: Caller ID, Call Waiting etc.
Capable to be large-scale deployed by service provider.

1. Voice over IP

    * Call Forwarding ( always / busy / no answer ).
    * DND ( Do Not Disturb ).
    * Call Waiting.
    * Call Transfer.
    * Protocol : SIPv2 ( RFC3261 ).
    * DTMF : inband & outband ( RFC2833 / SIP INFO ).
    * Call progress tone generation.
    * Dynamic jitter buffer ( adaptive ).
    * Packet loss concealment.
    * Full duplex audio.
    * G.168 Line Echo-cancellation.
    * VAD - Voice Activity Detection w / silence suppression.
    * Caller ID generation - Bellcore, DTMF, ETSI.
    * Voice codecs: G.711 A / µ law ; G.729 A / B.
    * Re-registration.
    * Gain control.

2. Administration, Provision and Management

    * Password protected system reset to factory default ( Telnet ).
    * Password protected access Web configuration.
    * Web-based configuration via built-in Web server.
    * Convenient Internet access profiles.
    * Touch-tone telephone keypad configuration with IVR support .
    * Auto provisioning.
    * Firmware upgrade via Web browser.

3. Networking Features

    * DHCP client ( RFC 2131 ) / PPPoE / Static IP.
    * PPTP support.
    * Automated NAT Traversal ( STUN, RFC3489 ).
    * RTP/RTCP ( RFC 1889,1890 ).

4. Physical Interfaces

    * One port, 10 / 100Base-T, RJ-45 connector.
    * One port, FXS, RJ-11 connector.

5. Regulatory Compliance

    * FCC Part 15 Class B.
    * CE.

6. Indicator Lights

    * LAN LED ( ready / transmitting ).
    * Status LED
          o green : solid while off hook ; blink while ready .
          o orange : solid during IVR configuration; blinking during VoIP communication.