RJ11 FXS Ports: 2
LAN: 1 10/100 Mbps
Micro USB Port: 1
Protocol: SIP (RFC3261)
Transport: UDP, TCP, TLS, SRTP
Codec: G.711 (alaw/ulaw), G.729A/B
Voice Capability: ITU-T G.168 LEC Echo Cancellation, Dynamic Jitter Buffer
DTMF Mode: RFC2833, SIP Info, In-band
Fax: T.30, T.38, Pass-through
QoS: DiffServ, ToS, 802.1 P/Q VLAN tagging
Network: DHCP, OpenVPN, PPPoE, Static Route, VLAN
Network Protocol: FTP, TFTP, HTTP, HTTPS, SSH
Signaling: FXS Loop Start, FXS Kewl Start
Caller ID: BELL202, ETSI (V23), NTT (V23-Japan), and DTMF-based CID
Disconnect Methods: Busy Tone, Polarity Reversal
Compatibility: Interoperable with Asterisk, Lync Server, FreePBX and certified with Elastix
Power: DC 5V 1A
Dimensions: 85 × 58 × 24 mm
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