Physical Interfaces

• BRI Ports: 4
• 1 LAN Ethernet 10/100 BASE-T
• Console Port

Voice Processing

• Protocol: SIP(RFC3261)
• DTMF: RFC2833, SIP Info, In-band
• Codec: G711a, G711u, G.722, G.723, G.726, G.729a, GSM, ADPCM, iLBC
• Transport: UDP, TCP, TLS, SRTP
• Echo Cancellation: ITU-T G.168 LEC

Telephony

• Blacklist
• Call detail records
• Call duration limitation
• Caller ID
• Caller ID prefix
• Call routing rules
• Hotline
• SIP trunk support
• SIP peer mode
• SIP Registrar for IP phones
• T.30 Fax
• T.38 fax
• Trunk group
• Two-stage Dialing

ISDN Specification

• Each interface can be configured NT or TE
• Type of Connection: Point to Point Or Point to Multipoint
• BRI Switch Types: National ISDN Type 1 and Type 2, Nortel DMS100, AT&T 4ESS, Lucent 5ESS, EuroISDN, Q.SIG

Internet

• DDNS
• IP Blacklist
• NAT Traversal
• QoS/ToS
• Static Route

System

• Max 8 Concurrent Calls
• Backup and restore
• Custom prompts
• Firmware upgrade by HTTP/TFTP
• LED Indicators
• Packet Capture Tool
• System logs
• Security: Firewall, TLS, SRTP, HTTPS
• Web based configuration

Applications

• Connect legacy PBX to VoIP services
• Connect IP-PBX to ISDN trunkings
• ISDN connectivity for Contact Center
• Connect legacy PBX to IP-PBX at the branch office
• Interconnect multiple PABX to realize free inter-office calls

Physical

• Dimensions: 213x160x44 mm
• Power Supply: AC 100-240V (12V 2A)
• Operation Range: 0°C to 40°C, 32°F to 104°F
• Storage Range: -20°C to 65°C, -4°F to 149°F
• Humidity: 10-90% non-condensing

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