• 2GSM and 4 FXO/FXS modules inside

The IP-2G4A is a complete Asterisk Appliance with combination of GSM and Analog channels.It is an embedded Linux system with built-in SIP/IAX2 proxy server and NAT functions.It provides a solid, uniform platform for Mobile and VoIP communications. Targeting for SOHO user and SMB market with an easy to use graphical interface, ATCOM GSM IP PBX provides a cost-saving solution on their telecommunication/data needs. With these devices, company with branch offices in different countries can be easily combined together to work like a virtual single office through internet, GSM and PSTN network.


    • uClinux Operation System
    • Configurable IVR menu
    • Over 128 available SIP/IAX2 extensions for SMB use
    • 16 concurrent calls
    • Voicemail to Email
    • Call Forward , Call Waiting, Call Transfer (Blind Transfer/ Attender Transfer),Call Pickup/Call Parking ,Call Queues ,Ring Group ,Call Detail Record Call Routing
    • Conference Room
    • Password Protect for Conference Room
    • Follow Me
    • Music On Hold
    • Skype for SIP
    • SIP Trunk ,IAX2 Trunk ,PSTN Analog Trunk
    • Configure via WEB interface
    • Codec: G.711u/a, G.729, GSM, Speex, G.726
    • Full SSH access
    • OSLEC (Open Source Line Echo Canceller)
    • GSM compatible
    • Elastix certified


  • Hardware
    • CPU: 400MHz Blackfin 533 Chip
    • Flash: 256 MB
    • SDRAM: 64MB
    • LEDs x 13
    • Programmable Reset Button

  • Module configuration
    • Slots for modules : 4
    • GSM module: G01
    • Dual port FXO: 210X
    • Dual port FXS : 210S
    • Dual port FXO/FXS: 210XS

  • Interface
    • 2 X RJ45 ports
    • 1 X Power port
    • 1 X RS232 port
    • 4 X Analog ports
    • 2 X SIM card interfaces

  • Electrical
    • Power Input:DC 12V/2000 mA

Contact ATCOM:

ATCOM Technology co., LTD.
Address: A2F , Block 3 ,Huangguan Technology Park , #21 Tairan 9th Rd, Chegongmiao , Futian District , Shenzhen China
Tel: +(86)755-23487618
Fax: +(86)755-23485319
E-mail: sales@atcomemail.com
Website: http://www.atcom.cn

European Distributors:

maple4VOIP | ATCOM Authorized Channel Partner
Alsacecom | French VoIP Product and Service Reseller - France and EU Distribution.
IPChitChat UK Distributor for Atcom asterisk appliances and new Atcom IP2G4A
VoIPon - UK & Worldwide - Best Prices and Support on Atcom IP04 - Call for reseller pricing or International Shipping. VoIPon.

French Resellers:

Alsacecom | French VoIP Product and Service Reseller - France and EU Distribution.
Neotiq Support and expertise in French on the products.

Australasian partners:

nicegear - New Zealand's VoIP and Open Source hardware supplier - New Zealand

See Also

Created by: nick-atcom, Last modification: Wed 27 of May, 2015 (22:14) by bruckmann
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