Dinstar DWG2000G-32G-M

Dinstar DWG2000G-32G-M is a multifunctional 32-channel GSM/CDMA VoIP gateway designed to combine mobile and VoIP networks. SIMbank and easy to operate. 4-1 antenna input splitter saves space and simplifies installation and maintenance.

Dinstar DWG2000G-32G-M is a multifunctional GSM/CDMA VoIP gateway designed to combine mobile and VoIP networks. SIM cards allow you to easily replace them without dismantling the device. These gateways are fully compatible with Dinstar SIMCloud/SIMbank solutions and are easy to operate.

Key Features:

• 32 GSM/CDMA channels
• GSM: 850/900/1800/1900 MHz
• CDMA: 800 MHz
• PSTN and VoIP hotline
• Up to 32 simultaneous calls
• Flexible recruitment and processing rules
• Sending and receiving SMS
• USSD, Open API for SMS/USSD BCCH
• Operator selection
• PIN code management
• Remote work with SIM cards (SIMCloud)

Voice functions:

• G.711A/U, G.723.1, G.729A/B
• Detector and suppression of pauses
• Comfort Noise Generation (CNG)
• Voice Presence Detection
• signal (VAD)
• Echo cancellation (G.168)
• Jitter Buffer
• Tone Generator for Connection Setup
• Programmable gain control

Mobile communications:

• Frequency range:
• GSM 850/900/1800/1900 MHz
• CDMA: 800 MHz
• WCDMA: 2100 MHz (optional)
• SMS/SMSC/USSD
• SMS encoding/decoding: ASCII/UCS2
• Open Application Programming Interface (API)
• Working with PIN code
• Call duration limit for SIM card/individual call
• Polarity reversal
• Response Delay (CDMA)
• Operator selection
• Barring outgoing calls by Caller ID
• Broadcast Control Channel
• Call waiting
• Call forwarding

SIP:

• SIP V2.0 RFC3261
• SDP RFC2327
• RFC4028 Session Timer
• RTP/RTCP RFC3551
• SIP registration
• SIP trunk (peer-to-peer mode)
• SIP Trunk Groups
• Callback (immediate, with signal notification)
• Configurable SIP Release Code
• DNS SRV/A Query
• Outgoing Proxy
• DTMF Mode: Signal/RFC2833
• NAT Traversal, Dynamic NAT, Static NAT, STUN

Interfaces:

• SIM card slot: 32/24/16/8 channels
• Ethernet interface: 2 LAN 10/100M Base-Tx RJ45
• Console: 1* RS-232 115,200 bps
• Antenna connectors: SMA
• LED indicators: PWR, RUN, port status
• Reset button
• SIM card installation: local SIM/remote SIM with SIMBank

Network protocol:

• IP v4, UDP/TCP, PPPoE, DHCP, FTP/TFTP, ARP, RARP, NTP, VPN PPTP
• Encryption: RC4, MD5 (pending)
• IP v6 (expected)
• HTTP, Telnet

Maintenance and update:

• Using web configuration
• Configuration via Telnet
• Configuring Backup/Restore
• English and Chinese language support
• Firmware update via HTTP/TFTP
• Setting up a login password: Web and Telnet
• Factory reset
• CDR (10,000 lines local CDR storage)
• CDR output via Syslog
• Syslog (system log) echo testing (ping) and tracert test
• Traffic statistics: TCP, UDP, RTP
• VoIP Call Statistics
• PSTN call statistics: ASR,ACD,PDD
• Speech dialogue system with feedback
• Setting up IVR

Technical specifications: