Eight Chunnel GSM VoIP Gateway

Eight Chunnel GSM VoIP Gateway

Product Description

Company Info

Product Description

Place of Origin: Guangdong China (Mainland)
Type: VoIP Gateway
Brand Name: DBL
Model Number: GoIP
8 GSM SIM card: 1 LAN 1 PC
8 channel GoIP gateway: 8 GSM VoIP gateway
8 GSM: 8 GSM gateway.

Description
The 8-port GSM Gateway (GoIP_8) provides the extension of GoIP1 and supports up to 8 GSM channels. Each GSM channel can be programmed individually to establish the connectivity with IP-PBX, or can be bundled as a single trunk in connection with IP-PBX. It is ideal for VoIP to wireless services where a fixed telephone line (PSTN) is not available or for cellphone roaming via the a VoIP network. The GoIP4 brings mobility, scalability and significant savings on long distance charges.

Key features
Provide eight cellular channels for IP-PBX
Support open standard SIP Protocols (IETF SIP V2)
Support SIP proxy mode
Multiple GoIP8 grouping mode
Two 10/100 Ethernet ports for the LAN and an additional device
Guad band GSM module: Support GSM 850MHz, 900 MHz, 1800 MHz, 1900MHz
Speech quality ensured by QoS at LAN, IP layers and comprehensive jitter buffer
VLAN and QoS support
NAT Transversal
Voice prompts, HTTP Web
Highly stable embedded Linux operating system in high performance ARM 9 Processor.

Enhanced Features
LEDs for Power, Ready, Status, WAN, PC, GSM
Call forward from GSM to VoIP and VoIP to GSM
Dial in mode or dial out mode only
Dial Plan
Password protection for both GSM dial in or dial out
Retransmit GSM Caller ID to VoIP terminal
Dynamic selection of codecs
Advanced jitter buffer
Automatic traversal of NAT and firewall
VLAN / Qos
Echo cancellation for Speakerphone
Comfort noise generation (CNG)
Voice activity detection (VAD)
Auto provisioning (requires auto provisioning server)
Firmware upgrade from GUI.

Supported Standards
ITU: H. 323 V4, H. 225, H. 235, H. 245, H. 450
RFC 1889 - RTP/RTCP
RFC 2327 - SDP
RFC 2833 - RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
RFC 2976 - SIP INFO Method
RFC 3261 - SIP
RFC 3264 - Offer/Answer model with SDP
RFC 3515 - SIP REFER Method
RFC 3842 - A Message Summary and Message Waiting Indicator
RFC 3489 (STUN) - Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)
RFC 3892 - SIP Referred-By Mechanism
Proprietary Firewall-Pass-Through Technology
Codec: G. 711 (A/µ Law), G. 729A/B, G. 723.1
DTMF: RFC 2833, In-band DTMF, SIP INFO
Web-base Management
PPP over Ethernet (PPPoE)
PPP Authentication Protocol (PAP)
Internet Control Message Protocol (ICMP)
TFTP Client
Hyper Text Transfer Protocol (HTTP)
Dynamic Host Configuration Protocol (DHCP)
Domain Name System (DNS)
User account authentication using MD5.

Hardware Specifications
Processor: ARM9E 133MHz
DSP: VPDSP101-4 100MHz
Memory: RAM 16MB/ Flash 4MB
GSM Module: Type: 850MHz, 900MHz, 1800MHz, 1900MHz
Power: Input AC100V ~ 240V, output 12 Vdc 2000 mA
Power consumption: 5W maximum
Operating temperature: 10° C to 40° C (32° F to 104° F)
Storage temperature: 0° C to 50° C (32° F to 122° F)
Working Humidity: 40% ~ 90% Not congealed
Weight: 1550 g (3 lb) (Including AC/DC Adapter)
Warranty: 1 year.

Packaging Details
Unit Type: Piece
Package Weight: 3.0kg (6.61lb. )
Package Size: 45cm x 23cm x 9cm (17.72in x 9.06in x 3.54in).
Address: Yantai Development Zone, No. 33 Changjiang Road, Yantai, Shandong, China
Business Type: Other
Business Range: Computer Products, Consumer Electronics, Electrical & Electronics, Office Supplies
Company Introduction: Yantai aokai network technology Co., Ltd. is the joint-stock enterprise, we are relying on the factory to a new trade-oriented e-commerce company, the main products are dbl voice gateway, IP phone and allywll freego VoIP gateway. The main products types are fxs series, pstn + fxs series, goip series, fxs + fxo series, fxo series, allywll freego series. Honesty is our constant faith, high quality service is our core, innovation and improve product quality to follow the market needs is our constant pursuit.

The company is located in yantai development zone, no. 33 changjiang road, shandong, China, the company divided into the software business and VoIP business. Software division is mainly engaged in software research and development sales, VoIP business is engaged in research and development of network technology, responsible for sales and services of dbl VoIP gateway and allywll voice gateway.

To follow the market development, we developed a high quality VoIP gateway products, recently our dbl voice gateway exported to Germany, Russia, Canada, Italy, Singapore, Philippines, cô Te d′ivoire, Indonesia, Brazil and other countries. VoIP gateway products get the trust of customers around the world!
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Last Login Date: Jun 22, 2011

Business Type: Other

Main Products: Gateway, IP Phone, VoIP Gateway

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