Eltex

TAU-104.IP  is a VoIP-gateway with integrated access router. Device provides Voice over IP and advanced network functions.

Device supports: H.323, SIP,MGCP, H.248/MEGACO protocols, G.711 (a-law/μ-law), G723.1 (5,3/6,3 kbps), G.726, G.729 (A, B) IP-telephony audio codec, echo cancellation function, voice activity detection function, comfort noise generation function and DTMF-signals receiving function.

Fax transmitted by T.38 protocol and G.711 pass-through audio codec. TAU-1E.IP can be used as access router. Device supports following services: Internet, VoIP, IPTV; for each service it is possible to configurate WAN and LAN ports IP-addresses, tagged/untagged mode and other parameters. Gateway bandwidth under traffic transmission from WAN to LAN is up to 90 Mbps.

VoIP-protocols:

- SIP

-H.323

- MGCP

- H.248/MEGACO

Audio codecs:

- G.729 (A, B)

- G.711 (a-law, μ-law)

- G.723.1 (6,3 kbps, 5,3 kbps)

- G.726

Fax:

- T.38 UDP Real-Time Fax

- G.711 (a-law, μ-law) pass-through

Voice standards:

- VAD

- AEC (G.168)

- CNG

QoS:

- ToS for RTP

- LAN speed limit

DTMF:

- DTMF-signals detection/generation

- INBAND, RFC 2833, SIP INFO

Supplementary services:

- Call Hold

- Call Transfer

- Call Waiting

- Call forward on busy (CFB)

- Call forfard on no answer(CFNR)

- Call forward unconditional (CFU)

- Caller ID

- Caller ID restriction (CLIR)

- Hotline/Warmline

- 3-Way Conference

Interfaces:

- 1 x FXS

- 4 x LAN 10/100Base-T (RJ-45)

- 1 x WAN

Connection:

- Static IP-address

- DHCP-client at WAN-side

- DHCP-server at LAN-side

- PPPoE

- PPTP-client

Network function:

- NAT

- “Bridge” mode

- Static and dynamic routing

- Port forwarding

- VLAN per service

- DNS

- STUN

Management:

- WEB

- Telnet, SSH, RS-232console port

- TR-069

- SNMP

- Syslog

Security:

- User name and password checking

- DMZ

- Firewall

Physical specifications:

- Power: 12V DC, 0.5 А,

- Working temperature from 0 to 40 C

- Humidity: up to 80%

- Dimensions: 61х44х114 mm