Description

Office PBX functionality
3G/4G channel reservation
IPsec encryption
TR-069/DHCP-based autoprovision
Maximum line length—6 km
Measurement of subscriber's line parameters
TAU-4.IP VoIP gateway is an optimal solutions that can be used to provide advanced VoIP services to corporate clients via analogue phone devices.

Business solution
High-end functionality and seamless operation at maximum load allows TAU-4.IP to be used as a separate, independent mini PBX with internal commutation and basic set of VAS. Support of advanced standards ensures seamless integration with independent IP-PBX solutions.

High-Quality Sound
A high-performance hardware platform based on an advanced chip by Mindspeed Technologies supports all popular audio codecs used in VoIP networks (G.711, G.723.1, G.726, G.729). Echo cancellation, silence detector, comfort noise generator, DTMF signals receipt and generation and traffic prioritization (QoS) ensure the high quality of the voice data.

Reservation
In case of the main connection to the Internet loss, there is a possibility of automatic switching to a backup 3G/4G channel. If there is no backup channel, the connection between gateway subscribers is saved.

Easy-to-Use
The opportunity of centralized configuration downloading, intellectual firmware update and collection of data about subscriber gateway states is realized in Eltex.ACS via TR-069 protocol. The system provides simplicity of Eltex CPE management and reduces operating expenses.