VoIP:

• SIP (SIP RFC3261,RFC 2543)/IAX2 support
• Call Forward, Call Transfer, 3-way conference calls
• DND(Do Not Disturb),Black List,Limit List
• E.164 dial plan and customized dial rules

Гласови функции:

• Tone generation and Local DTMF re-generation according with ITU-T
• G.711(A-law or u-law), G.723.1(6.3kbps,5.3 kbps), G729
• AGC (Auto Gain Control)
• AEC (Auto Echo Cancellation)
• VAD (Voice Activity Detection)
• CNG (Comfort Noise Generation)
• G.165 compliant 96ms echo cancellation

Networking:

• Static/Dynamic WAN-IP-Addressing
• NAT, Firewall
• VPN ( L2TP )
• DHCP client and server
• Support PPPoE (used for ADSL, cable modem connecting)

Управление:

• Web, telnet and keypad management
• 2 classes user password and super password
• Upgrade firmware through HTTP, FTP or TFTP
• Telnet remote management
• Upload/download configration file
• Auto-provisioning
• Safe mode provide reliability

Интерфейси:

• WAN * 1
• LAN * 1
• FXS * 1
• FXO (PSTN) * 1
• Power jack * 1

Захранване:

• Voltage: 9V ~ 24V
• Power adapter: output DC 12V/450 mA