China GoIP-8 8-Channel VoIP GSM Gateway GSM Phone

GoIP-8 8-Channel VoIP GSM Gateway/GSM Phone
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A VoIP GSM Gateway (GoIP) bridges voice communications between the GSM and the IP networks seamlessly.In principle, it consists of a GSM module and a VoIP module. With a SIM card installed, the GSM module registers to the GSM network for voice and SMS services.

GoIP comes with various models of 1, 4, 8, 16 an 32 GSM channels. When integrating in a VoIP system, GoIP is highly scalable in meeting customer's requirement on the number of channels (lines). In addition with its power functions, high voice quality, and low price, GoIP is an inevitable choice of many system integrators, call termination operatiors, small companies, and individuals.

Main Functions

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Main Advantages:

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Free Software/Server

Remote Control Server----Access Interface Remotely.

Relay Server----Relay Encryption( Make Terminals Traversal the NAT without STUN and Outbound Proxy)

SMS Server----Remote SIM cards; Send Bulk SMS; Provide CDR and ASR; Auto Balance and Recharge.

SIM Server----Remote SIM Cards on Duty; Set GSM Group( Assign several SIMs per GSM Port); Set talk time per SIM, Set Day of week, time range; Monitor CDR, ASR, ACD.

Autocfg Server---- Maintence all DBL termial device anywhere; embeded remote control server; Remote sim auto configuration.

Protocols: SIP/H.323

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.

Technical Specfications

Hardware characteristics

parameter

Remark

Model

GoIP-8

Processer

ARM9 133MHz

DSP

VP-101-1 196MHz

RAM

32M

FLASH

4M

Power Supply

DC12V/3A +-10%

Frequency

default 900M/1800M

Choice:850M/1900M

Power Consumption

Max 32W

LED

Operating and circuit light

Network card

100/10base-T x1

weight

0.86KG

Operating temperature

0-45°C

Working humidity

40%-90% non condensation

color

grey

GSM channel

8

warranty

1 year

Network Characteristics

Parameter

Remark

LAN Port

DHCP

support

PPPoE

support

Static IP

support

Network Time

Relay or Port forwarding

Relay need coordinate with DBL Relay Server

10/100base-T

10 or 100 auto adaptation

PC Port

Static IP

support

DHCP

Max support 200 terminals

10/100 base-T

auto adaptation

Switch mode

support

Speech Characteristics

Service Condition

Remark

G.168 Echo cancellation

support

16ms

g.723

Support

MP-MLQ/ACELP at 6.3/5.3 kb/s(optional)

g.711A/u

Support

PCM A-law/u-law (selectable)

g.729A/B

Support

G.729 Annex CS-ACELP at 8kb/s

PLC

Support

CNG

Support

VAD

Support

Jitter buffer

support