ELTEX TAU-4.IP User Manual

9 VoIP Subscriber Gateways
1 PRODUCT DESCRIPTION
1.1 Purpose
TAU-4.IP and TAU-8.IP are the high-performance VoIP customer gateways with the full set of
options allowing consumers to use VoIP advantages.
The devices are designed to connect analogue phones and fax-modems to the IP network.
The devices and connection wires for subscriber device connection are specified for unmanned
day-and-night service in close heated spaces with ambient temperature from +5 to +40С and relative
humidity from 20% to 80%. The devices do not include built-in protection of subscriber terminals from
voltage and current overloads.
220 V external adapter provides power supply.
1.2 Design
There are three types of the device design that differ in the set of interfaces and functionality
(see Table 1).
Table 1 – Models
Model name
Presence of WAN
Interface
Number of FXS
ports
Presence of Wi-Fi
TAU-4.IP
+
4
-
TAU-8.IP
+
8
-
TAU-8.IP-W
+
8
+
TAU-8.IP-W devices have a built-in Wi-Fi adapter capable to connect up to 2 external antennas.
The built-in Wi-Fi adapter supports 802.11n technology, that allows providing data transmission
service via the wireless network with QoS higher than for devices supporting 802.11g and 802.11b. In
addition, the device remains backward compatible with 802.11g and 802.11b devices.
1.3 Device specification
Device is equipped with the following interfaces:
 4×RJ-11 ports to connect analogue phones (TAU-4.IP);
 8×RJ-11 ports to connect analogue phones (TAU-8.IP);
 1 Ethernet RJ-45 10/100BASE-T WAN port;
 WLAN 802.11n
1
;
_______________________________________
1
Only for TAU-8.IP-W

ELTEX TAU-4.IP Specifications

General

Brand	ELTEX
Model	TAU-4.IP
Category	Gateway
Language	English