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8 Channels GSM VoIP Gateway(GoIP Gateway)

8 Channels GSM VoIP Gateway(GoIP Gateway)
8 Channels GSM VoIP Gateway(GoIP Gateway)
Product Code : GIP8
Brand Name : VTECH
Product Description




8 Channels GSM VoIP Gateway(GoIP Gateway)


Port Number: 8

8 SIM Cards

SIP Gateway

Working Frequency: 850/900/1800/1900Mhz

Build in: H.323&SIP

Support: DHCP, PPPoE, FIX IP

Operating Temperature: 10-40

Relay encryption/VPN.

IMEI Change

Color: greyish white

Packing size: 35.5x21x6.5cm

Weight: 1.024KG


The 8 Channel GSM VoIP Gateway (GoIP Gateway)is a 8 SIM Card Broadband Phone Gateway. GoIP_8 SIM Card Broadband Phone Gateway is a new product that connect the GSM and the VOIP seamlessly. To GoIP_8 what is installed on the Mobile SIM Card, you can register the GSM telephone on the VOIP Softswitch.SIP and H.323 agreement are built in the GoIP_8 and configured flexible. Caller ID can be seen by using SIP. Flexible routing can meet the need of all kinds of call forwarding; even more special is that GoIP_8 support multi-device group, it can be easily combined into arbitrary number of channels of Large Gateway Group.


Key Features:

Open Standard VoIP Protocols (ITU H.323 V4 and


Single or Multiple Server Registrations

Two 10/100 Ethernet circuits connect to the LAN and an additional device

GSM module for making GSM calls

Speech quality ensured by QoS at the Ethernet and

IP layers and comprehensive jitter buffer

VLAN and QoS support

NAT Transversal and Router functions

Voice prompts, HTTP Web, Auto Provision support for configuration and updates

Highly stable embedded Linux operating system in high performance ARM 9 Processor


Basic 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


Enhanced Features: Dynamic selection of codec 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) On line firmware upgrade

Multi-language support: English and Chines


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 Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)

RFC 3891 SIP Replaces Header

RFC 3892 SIP Referred-By Mechanism

draft-ietf-sipping-cc-transfer-04 Session Initiation Protocol Call

Control - Transfer

Codec: G.711 (A/µ law), G.729A/B, G.723.1

DTMF: RFC 2833, In-band DTMF, SIP INFO