Features:

• WG3701A/3702A supports an innovative intelligent call routing function that transparently routes calls to destination either through PSTN or Internet.
• Easy interface with ADSL/Cable Modem and Leased line equipment
• Automatically Dial Path Selection (IP or PSTN)
• Two 10/100BaseT Ethernet RJ-45 port
• Two Analog PSTN (FXO) RJ-11 port and Two Telephone (FXS) RJ-11 ports
• ITU-T H.323 v2/v3/v4 compliance
• Support SIP protocol
• PPPoE
• Behind NAT Router or IP sharing device
• DNS server inquiry
• Automatically Gatekeeper Discovery
• Provide Peer-to-Peer Mode (Non Gatekeeper needed) selection
• E.164 Dial Plan
• Three direction operate simultanuously
  • IP and FXO
  • IP and FXS
  • FXO and FXS
• DTMF detection/generation
• TFTP/FTP software upgrade
• Remote configuration/reset
• MS-Netmeeting v3.0 compatible
• Support Fix IP and DHCP
• Parameters of VoIP packet
• Provide T.38/FAX function
• Codec -- G.711 A/µ-law, G.723.1, G.729A, G.729
• G.168/165-compliant adaptive echo cancellation
• Dynamic Jitter Buffer
• Completed voice b and signaling support
• Provide Inband or Outband DTMF generation / detection
• Provide call progress tone
• TELNET/Console port and Web Browser configuration

FXO features:

• Support auto-attendant (tone or voice greeting)
• PSTN polarity reversal detection
• Provide 2nd dial tone to PSTN
• Disconnect tone detection
• Caller ID detection

FXS features:

• Line polarity reversal generation
• 2-wire loop start
• Caller ID (DTMF/FSK) generation