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voice
Features
call hold
call waiting and per call-waiting blocking
call forward (Always, busy, no answer, power off)
voip speed dial
VoIP digital map
E.164 dial plan and customize dial rules
caller number/name display
voice promote
configurable jitter buffer size
configurable audio frame
Anti-radar design
data
features
Static/Dynamic WAN-IP-Addressing
specification and applications
data networking
MAC Address
TCP:Transmission Control Protocol
DHCP:Dynamic Host Configuration Protocol
PPPoE:PPP Protocol over Ethernet
SNTP, Simple Network Time Protocol
STUN - Simple Traversal of User Datagram ...
TOS: Type of service
DNS:Domain Name Server
RTP: Real-time Transport Protocol
RTCP: Real-time Control Protocol
Telnet: Internet's remote login protocol
HTTP: Hyper Text Transfer protocol
FTP: File Transfer protocol
TFTP: Trivial File Transfer Protocol
call control /voip Features
SIP RFC3261
Tone generation and Local DTMF re-generation according with
ITU-T
voice algorithms
G.711(A-law or u-law)
G.723.1(6.3kbps,5.3 kbps)
G.726
G729
AGC(Auto Gain Control)
G.168/165 compliant 16ms echo cancellation
AEC(Auto Echo Cancellation)
VAD (Voice Activity Detection)
CNG(Comfort Noise Generation)
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