Specification
Support SIP 2.0 (RFC 3261) Protocol
2 RJ45 Ports, 10 Base-T (WAN/LAN)
2 RJ11 Ports
FXS, Analog Phone Port
PSTN Pass-Through Function
Built-in DHCP/NAT Router
PPPoE, STUN, DNS, DHCP
Codecs: G..711, G.723.1, G.726, G.728, G.729A/B
Function
Caller ID/Display or Block
Call Forwarding/Waiting/Hold/Transfer Hotline
Empty Calling No. Reject Service
In-band and Out-of-band DTMF
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