Ozeki VoIP GSM Gateway 4 channels edition - Technical Details

Ozeki VoIP GSM Gateway is a reliable and top-quality VoIP GSM adapter. It makes it possible to make and receive phone calls from the GSM mobile network. It can be used to send and receive GSM SMS messages. It is the ideal device to connect Ozeki Phone System or Ozeki NG SMS Gateway to the mobile network. Ozeki VoIP GSM Gateway provides many benefits to improve a business communication system. We highly recommend to use this adapter.

sizes of device
Figure 1 - Sizes of the device

rear view<
Figure 2 - Rear view

top view
Figure 3 - Top view

bottom view
Figure 4 - Bottom view

front view
Figure 5 - Front view

right side view
Figure 6 - Right side view

left side view
Figure 7 - Left side view

Technical specification of 4 channel edition

Key Features
4 GSM channels, up to 4 SIM cards Auto Balance and Recharge
For call termination (VoIP to GSM) and origination (GSM to VoIP) Auto BTS changeable
Standard SIP & H.323 protocol, Communicates with other gateway or PC Support one stage dialing
Quad band, IMEI changeable, Remote Access Support free mode-two stage dialing and assigned mode-one stage dialing
Support of SMB32 SIM Bank Call Back feature
Optional SMS termination All functions can be set on web
Allows your program send/receive SMS with AT command Provide CDR
Easy to install and administrate
Enhanced Features
LEDs for Power, Ready, Status, WAN, PC, GSM Automatic traversal of NAT and firewall
Dial in mode or dial out mode only VLAN / Qos
Call forward from GSM to VoIP and VoIP to GSM Echo cancellation for Speakerphone
Dial Plan Comfort noise generation (CNG)
Password protection for both GSM dial in or dial out Voice activity detection (VAD)
Retransmit GSM Caller ID to VoIP terminal Auto provisioning (requires auto provisioning server)
Dynamic selection of codec On line firmware upgrade
Advanced jitter buffer Multi-language support: English and Chinese
Supported Standards
ITU: H.323 V4, H.225, H.235, H.245, H.450 draft-ietf-sipping-cc-transfer-04 - Session Initiation Protocol Call Control Transfer
RFC 1889 - RTP/RTCP Codec: G.711 (A/µ law), G.729A/B, G.723.1
RFC 2327 –SDP DTMF: RFC 2833, In-band DTMF, SIP INFO
RFC 2833 - RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals Web-base Management
RFC 2976 - SIP INFO Method PPP over Ethernet (PPPoE)
RFC 3261 – SIP PPP Authentication Protocol (PAP)
RFC 3264 - Offer/Answer model with SDP Internet Control Message Protocol (ICMP)
RFC 3515 - SIP REFER Method TFTP Client
RFC 3842 - A Message Summary and Message Waiting Indicator Hyper Text Transfer Protocol (HTTP)
RFC 3489 (STUN)- Simple Traversal of UDP Through Network Address Translators (NATs) Dynamic Host Configuration Protocol (DHCP)
RFC 3891 - SIP “Replaces” Header User account authentication using MD5
RFC 3892 - SIP Referred-By Mechanism
Free Software
SMS Server Relay Server
SIM Server (Sim Bank Scheduler Server) Remote Access
Technical Specifications
Protocols: SIP/H.323 No. of voice channels: 4
DTMF sending: REC2833 Voice Quality, VAD, CNG, AEC, LEC, Packet loss
TCP/IP:
IP/TCP/UDP/RTP/RTCP/,
CMP/ARP/RARP/SNTP,
DHCP/DNSClient,
IEEE802.1P/ Q.ToS / DiffServ,
NAT Traversal, STUN, uPnP,
IP Assignment, Static IP,
DHCP, PPPoE		 VoIP codec:
G.711 PCM A-law/u-law (selectable)
G.729 Annex CS-ACELP at 8 kb/s
G.723.1 MP-MLQ/ACELP at
6,3/5,3 kb/s (optional)
Network bands: GSM850/900/1800/1900MHz Configuration way: WEB interface
Hardware Specifications
Processor: ARM9E 133MHz Operating temperature: 10°C to 40°C (32°F to 104°F)
DSP: VPDSP101-4 100MHz Storage temperature: 0°C to 50°C (32°F to 122°F)
Memory: RAM 16MB/ Flash 4MB Size: 195mm (W) x 340mm (L) x 60mm (H)
GSM Module: 850MHz, 900MHz, 1800MHz, 1900MHz Weight: 1KG (Including AC/DC Adapter)
Power: 12 VDC 2A (110V-220V) (AC/DC adapter included) Warranty: one year
Power consumption: 15W maximum

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How to setup for
Ozeki Phone System
How to setup for
Ozeki NG SMS Gateway
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