
The Gateway to VoIP World
• SIP V2.0 (RFC 3261,3262,3264)
• SDP (RFC 2327)
• REFER (RFC 3515)
• RTP/RTCP (RFC 1889,1890)
• STUN (RFC 3489)
• ARP/RARP (RFC 826/903)
• SNTP (RFC 2030)
• DHCP/PPPoE
• TFTP/HTTP/HTTPS
• DNS/DNS SRV (RFC 1706/RFC 2782)
• VLAN 802.1P/802.1Q
Voice & FAX
Protocol
Supplement Service
Private Service
Physical Interfaces
• Phone ports: 16/24/32FXS, RJ-11
• Ethernet Interfaces:
16FXS: 4*RJ-45 10/100Mbps, RJ-45
24FXS: 4* RJ-45 10/100Mbps, RJ-45
32FXS: 4* RJ-45 10/100Mbps, RJ-45
• G.711A/U law, G.723.1, G.729A/B
• Comfort Noise Generation(CNG)
• Voice Activity Detection(VAD)
• Echo Cancellation(G.168)
• Adaptive (Dynamic) Jitter Buffer
• Hook flash test
• Programmable Gain Control
• T.38/Pass-through/Modem FAX mode,
• Up to 14.4kbps
• DTMF mode: Signal/RFC2833/INBAND
• Inquire LAN port IP *158#
• Inquire WAN port IP *159#
• Get IP address *150*
• Restart*111#
• Factory reset*166*000000#
• Call waiting
• Call transfer(Blind transfer, Attend Transfer ,
Half blind transfer)
• Quick pick
• Call forwarding
• Hotline
• Call hold
• DND
• 3-way conference(1/2/4FXS Support)
• Voice mail
• Direct IP address call
Decade focused
Creates the high-quality goods
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