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TAU-4M.IP Subscriber gateway
7
1
PRODUCT DESCRIPTION
1.1
Purpose
TAU-4M.IP
is a high-performance VoIP gateway with the full set of features that allow users to take
advantage of VoIP functionality.
TAU-4M.IP
gateway allows connecting an analogue phone or a fax modem to IP networks. With a built-in
router, the device enables connection of local network equipment to a broadband access network. It is possible
to connect one PC that will be able to access the Internet using integrated NAT/DHCP server features. The USB
port is used to connect external drive, 3G/4G USB modem.
1.2
Device specification
Interfaces:
FXS:
4 x RJ-11 ports
LAN:
1 x Ethernet RJ-45 10/100BASE-T port
WAN: 1 x Ethernet RJ-45 10/100BASE-T port
USB:
1 x USB2.0 port
The gateway is powered via 12V DC adapter for 220V electrical networks.
Functions:
Network functions:
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Operation in ‘bridge’ or ‘router’ mode;
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PPPoE support (PAP, SPAP and CHAP authorization, PPPoE compression);
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PPTP support;
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L2TP support;
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Static IP address and DHCP support (DHCP client on WAN side, DHCP server on LAN side);
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DNS support;
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NAT support;
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Firewall;
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NTP support;
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QoS support (QoS via DSCP and 802.1P);
IPTV function support;
VoIP protocols: SIP;
Echo cancellation (G.168 recommendations);
Voice activity detection (VAD);
Comfort noise generation;
DTMF signals detection and generation;
DTMF transmission (INBAND, rfc2833, SIP INFO);