Dinstar DAG1000-4O 4 FXO Ports Analog VoIP Gateway

Specifications

• Primary and secondary SIP accounts
• Group is flexible port
• IP trunk
• Switching and routing flexibility
• Data / voice / VLAN management
• Voice / fax / modem
• SNMP
• Automatic Updates Firmware / configuration updates

Features

Physical Interface

• Phone Interface: 4 FXO RJ-11 4
• Ethernet interface: 4 * RJ-45 10 / 100Mbps, RJ-45
• Indicators Power, Run, Network: LED and Line LEDs

Sound processing

• Audio codecs: G.711A / U law, G.723.1, G.729A / B
• The audio envelope: CNG, VAD, G.168, AJB
• Programmable Gain Control
• Fashion Signal / RFC2833 / INBAND: DTMF

Features Contact

• Types of Contact: Voice / T.38 / Pass-through / Modem FAX mode, with a maximum rate of 14. 4 kbps
• Voice commands IVR: Private service IVR
• Calling features: call waiting, call transfer, immediate response, call forwarding, hot-line, hold back, DND, voice mailbox, 3-way conferencing, direct IP call

Network

• Network protocols: IP, TCP, UDP, TFTP, FTP, ARP, RARP, Ping, NTP, SNTP, Http, DNS, Trancert
• Traversal STUN, Ping, Tracert: NAT

Protocols and Standards

• Protocols: SIP V2.0 (RFC 3261,3262,3264), RTP / RTCP
• Standard: Bellcore Type 1 & 2, ETSI, BT, NTT and DTMF based CID, high-configurable call progress

Configuration Management

• Auto Provisioning: Upgrade / auto-configuration, Syslog and CDR, SNMP, HTTP, TFTP,
• Web interface: TCP / UDP / Current RTP / Statistics last calls, configure, upgrade firmware