VoIP: Voice Gateway

Archived from groups: comp.dcom.voice-over-ip (More info?)

[image: http://www.chinaroby.com/english/images/GN-06big0.jpg]

_*Gateway_with_1_FXS_ports:GN-06*_

Support SIP2.0,TCP/IP,RTP/RTCP,HTTP,ICMP,ARP,DHCP,NTP/SNTP,TETP
protocols
Support STUN and symmetric RTP for NAT
Interoperable with various 3rd party SIP end user
device,Proxy/Registrar/Server, and gateway products.
Advanced 32bit embed MCU + DSP technology to ensure superior audio
quality.
Advanced adaptive jitter buffer control, packet delay and loss
concealment technology
Support popular vocoders including G.723, G.729A/B, G.711(a-law and
u-law), G.726
Support standard voice feature such as Caller ID Display or Block, Call
Waiting, Hold, Transfer, Forward, in-band and out-of-band DTMF, Dial
Plans
Support Silence Suppression, VAD(Voice Activity Detection), CNG(Comfort
NoiseGeneration), Line Echo Cancellation(G.168), and AGC(Automatic Gain
Control)

_*Alex_Kong_
_
China_Roby_Technology_Co.,_Ltd.
__Email:_alex@chinaroby.com
__Web__:_www.chinaroby.com
__Skype:_alex_kong2005
__Tel__:_+86-755-83843088
__Fax__:_+86-755-83843088*_

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kongmou