Product Main

Specifications

Dinstar DWG2000B-16G GSM VoIP Gateway is a multi-functional product used to effectively implement the smooth transition between PLMN (GSM) and VoIP network. The  GSM/CDMA VoIP gateway is designed for comfort, ease-of-use to satisfied necessary of customers. It is not only inherits tradition of quality voice communication over IP network but  reduce the human resource of VoIP network deployment. It’s a cost-effective gateway  for call termination (VoIP to GSM)  and origination  (GSM/CDMA to VoIP). It is fully compatible with leading soft switch and SIP server.

Key Benefits

16 GSM channels                                                  
SMS sending and receiving                                                 
LINUX platform                                                    
PSTN and VoIP hotline
Carrier select                                                          
USSD, open API for SMS
GSM: Quad-band 850/900/1800/1900MHz          
Up to 16 concurrent calls
PIN modified                                                          
Flexible dial plan, digit map

Voice 



•G.711A/U law, G.723.1, G.729A/B
•Silence Suppression & Detection
•Comfort Noise Generation(CNG)
•Voice Activity Detection(VAD)
•Echo Cancellation(G.168)
•Adaptive (Dynamic) Jitter Buffer
•Call Progress Tone Generation
•Programmable Gain Control

Mobile Specifications

•Frequency Range: GSM 850/900/1800/1900MHz
•DTMF mode: Signal/RFC2833
•SMS/SMSC/USSD
•Provide API interface
•Call duration limitation
•One/two stage dial-up, Hotline
•Polarity Reversal
•Custom IVR
•PIN modified
•Carrier select
•CLIR
•BCCH

Maintain & Upgrade

•Web based configuration
•Telnet configuration
•Configure backup/restore
•Support English and China language
•Firmware upgrade by TFTP
•Web & telnet login password modify
•Factory reset
•Output CDR/Tracking news by syslog
•Ping and Tracer test on web
•Traffic statistics: TCP,UDP,RTP
•VoIP call statistics
PSTN call statistics: ASR,ACD,PDD

Network Features

•SIM card slot: 16 GSM channels
•Ethernet Interface: 1 LAN*10/100M Base-Tx RJ45
•Manage Interface: 1 Console RFC2833
•Static IP, PPPoE, DHCP
•Network Protocol Support:
•IP,TCP, UDP,TFTP, FTP, RTP, RTCP, ARP,RARP,ICMP Ping, NTP, SNTP, Http, DNS
•NAT  traversal: Static NAT, STUN
•Static/dynamic ARP request
•Up to 32 routing
VLAN

Physical

•Power: 220 VAC
•Operation Humidity: 10%-90%
•no condensation
•Dimension(w/D/H): 440*307*44.5mm
Weight: 4.2kg