- 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 solution
for provision of advanced VoIP services to corporate clients via analogue phone devices.
Due to the wide function set, TAU-4.IP can be used as an independent mini office PBX with internal switching and basic set of value added services as well as in interaction with IP PBX.
A high-performance hardware platform based on an state-of-the-art Mindspeed Technologies chip, support for 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 reception and generation and traffic prioritization (QoS) ensure the high quality of the voice data.
In case of loss of the main connection to the Internet, there is a possibility of automatic switching to a backup 3G/4G channel. If there is no a backup channel, the connection between gateway subscribers is saved.
Centralized configuration downloading, intellectual firmware update and collection of data on subscriber gateway status can be realized through Eltex.ACS system via TR-069. Eltex.ACS provides simplicity of Eltex CPE management and reduces operating expenses.