Origin

China

Key Features :


●Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)
●Single or Multiple Server Registrations
●Two 10/100 Ethernet circuits connect to the LAN and an additional device
●LEDs for Power, Ready, Status, WAN, PC, FXS ports,FXO ports
●Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
●Line Echo Cancellation
●VLAN and QoS support
●NAT Transversal and Router functions
●Voice prompts, HTTP Web, Auto Provision support for configuration and updates
●Highly stable embedded Linux operating system in high performance ARM 9 Processor


FXS Basic features:


●2 RJ-11 FXS ports for traditional phone sets or PBX's trunk lines
●Peer-to-Peer IP Calls
●Call Forward, Call Hold, Call Transfer
●Dial Plan
●Caller ID


FXO Basic features:


●2 RJ-11 FXO ports for PSTN terminations (PSTN lines or PBX's extensions)
●Call forward from PSTN to VoIP and VoIP to PSTN
●Dial in mode or dial out mode only
●Dial Plan
●Password protection for both PSTN dial in or dial out
●Retransmit PSTN Caller ID to VoIP termina

tel : 86-755-88290233

cellphone: 86-15914096010

Fax: 86-755-88291220

email:dbl__r$hotmail$com

MSN: dbl__r$hotmail$com