z
Voice active detection
z
Comfortable noise generation
z
Echo cancellation
z
Dynamic buffer management—minimize effect to voice quality caused by audio delay jitter
z
Supports NAT
z
Supports.H.323/SIP
z
Supports Remote Upgrade
z
Supports Call Forwarding
z
Lightningproof
7.2 Standards and agreements
z
IEEE 802.3 10 Base-T
z
G.711A, G.711µ, G.723.1 5.3K/6.3 Kbps and G.729 audio codec
z
H.323 v2 and SIP
z
TCP/IP: Internet Transport and Control Protocol
z
RTP: Real-time Transport Protocol
z
RTCP: Real-time Control Protocol
z
VAD/CNG Voice active detection/comfortable noise generation
z
G.165 Echo cancellation
z
DTMF Tone Generate and Detection
z
DHCP: Dynamic Host Configuration Protocol
z
PPPoE: Point to Point Protocol of Ethernet
z
DNS: Domain Name Server
z
FTP: File Transfer protocol
z
HTTP: Hyper Text Transfer protocol
7.3 Recommend usage net condition
z
Delay:
Less than 400ms
z
Jitter: Less
than
100ms
z
Package loss: Less than 10%
z
Bandwidth: More than 30Kbps
7.4 Commands For Setting Network Parameters
Query IP Address
: #*047# or #*0IP#
Set IP address:
#
73847
#
xxx*xxx*xxx*xxx# or #SETIP “#xxx.xxx.xxx.xxx#”
Enable DHCP: #3427# or #DHCP#
Disable DHCP:##3427# or ##DHCP#
Reboot: #778# or #RST#
Restore default settings: #358# or #DLT#
Using H.323: #4323# or #H323#
Using SIP: #747# or #SIP#
Using adjusting IP #3228# or #FACT#.
Safety Warning: Please do not place this product near open flame or high temperature. Avoid heavy
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