Global Tech Protocol Master(Promaster) GT-IAD-32S/O VoIP
Gateway/IAD/ATA is kind of multi analog access equipment. The WAN
port can access with IP network and downlink port able to carry
with multiple analog telephone. Being user access layer equipment
in next NGN network, Promaster GT-IAD series voice access gateway
forwards data and voice of end user into Packet Switched Network
and accomplish relative functions.
Processing data and voice of traditional voice service which VoIP
ATA provides, it contains functions such as forwarding the data
packet, processing the analog voice and streaming media forwarding.
These advance features makes VoIP ATA products support existing and
new service of NGN network. The unit support Call hold, Call
waiting, Call forward, Do not disturb, Blind transfer, Attended
transfer, PSTN Escaping, 3-way conference and so on.
GT-IAD-32S/O Series VoIP gateway is 1U,19inch, modular Add and Drop
design with pure 32FXS or 32FXO. The equipment have integrated
H.248/SIP/MGCP protocol. And user can select protocol VIA WEB
browser. It can also support customized function development like
H.248 protocol with internal call and PSTN Lifeline.
● Complete product line, support up to 128 ports of fxs/fxo. For 1U
rack mounted, maximum capacity is 32 FXS/FXO/MIX.
● Support main protocol such as SIP,H.248 and MGCP in one box. End
user can select by Web Browser.
● G.711 A-Law/u-Law, G.723.1, G.729 A/B ;High quality voice,
support for voice encoding / compression the G.711 A-Law/u-Law,
G.723.1, G.729 A, / B;
● Support VLAN tagging and QoS which able to distinguish services,
Support Call hold, Call waiting, Call forward, Do not disturb,
Blind transfer, Attended transfer, 3-way conference
● Flexible access, Strong network adaptability. Network setting
support various kind of ways such as static address, PPPoE and
● Provide data port for network connection of terminal such as PC.
The equipment support Web Browser management.
● Worked and Certified by various kind of IP PBX, Soft switch,
3CX,Asterisk/Elastix, FreesPBX,Broadsoft,Metaswitch, and so on.
■ VoIP: SIP, MGCP, H.248
■ Facsimile: T.30, VBD, T.38
■ Media Transmission:RTP/RTCP, SDP
■ Network layer protocol: TCP/IP, PPPoE, DHCP Client/Server, NAT,
■ Network Management Protocol: SNMP,TFTP
■ QoS: IEEE802.1p, IEEE802.1Q, VLAN, IPv4, ToS
● Voice Encoding and Decoding
■ ITU-T G.711(A-law/μ-law)
■ G.729 A/B
● Voice Parameter
■ Voice Activation Detection
■ Comfort Noise Generator
■ Dynamic Jitter Buffer Processing
■ Echo Cancellation: maximum 32ms
● Network Management and Configuration
● Software Upgrade
● Hardware Parameter
■ Ethernet Interface: 2 ports of 10M/100M RJ-45 Ethernet, 1 port of
WAN and LAN
■ PSTN Interface: RJ11/RJ21/HBR68, FXO and FXS(Maximum 128 ports in
■ Testing Interface: RS-232
■ Power Input: AC100-240V, Output: DC9V,1A
● Operation Environment
■ Working Temperature: 0℃ to 50℃
■ Storage Temperature: -10℃ to 70℃
■ Relative Humidity: 10% to 90％
■ Power Consumption: 6 up to 250W
■ Physical Dimension:
Typical Network Diagram
For more technical detail, please visit our website---http://www.cantongt.net