LevelOne 4FXS and 4FXO H323/SIP Gateway 511083 Leaflet

Product codes
511083
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VoiceCon_VOI-8003 
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4FXS and 4FXO H323/SIP Gateway 
 
Related Products 
 
VOI-8001 
8-Port FXS H.323/SIP 
VoIP Gateway
 
 
VOI-8002
 
8-Port FXO H.323/SIP 
VoIP Gateway
 
Overview 
The LevelOne VOI-8003 is a cost-effective VoIP telephone gateway for small and 
medium sized businesses, remote and branch offices that want to integrate a VoIP 
system into an existing office phone system. Its dual FXS and FXO ports allow users to 
plan their telephone network with more flexibility, integrating both VoIP and landline 
calls on one phone system. 
The VOI-8003 VoIP gateway is both SIP and H.323 standard compliant enabling users to 
make calls in both standards at the same time through the different ports available. The 
Gateway also includes a NAT server and PPPoE capability for broadband Internet 
access, DHCP for automatic network setup, and a built-in firewall that secures the 
network from outside attacks and unauthorized access. 
Dual FSXS and FXO Ports 
The VOI-8003 is equipped with 4 FXS and FXO interface ports which allow users to plan a 
flexible telephone network that incorporates both PTSN and IP telephony. This gateway 
can be installed as the backbone for any small to medium sized business phone system 
or it can add VoIP telephony to and existing analogue PBX. 
The 4 FXS ports connect to normal phones and Fax machines and allow users to make 
toll quality voice calls and send real-time faxes to other VoIP gateways and IP phones 
through the VOI-8003 gateway. The 4 FXO ports connect to the traditional PTSN 
company PBX and telephone lines. This allows VoIP devices to communicate with the 
ordinary telephone system. 
Incorporating both these ports into one device, the VOI-8003 is able to act as a link 
between traditional analogue and IP networks in any exciting telephone system. The 
WAN port is the connection point between the gateway and the Internet that connects 
directly with an Internet Service Provider, a broadband router or a switch.  
Advanced Features 
With a built-in Firewall, NAT server PPPoE and DHCP capability, the VOI-8003 protects the 
VoIP network from outside attacks and unauthorized access, connects to any 
broadband Internet service provider and establishes automatic network set-up and 
network connectivity.  
It is also possible to configure IP addresses for each device connected to the VOI-8003 
to ensure that every host is connected to the Local Area Network. 
The Quality of Service feature enables users to define priority data traffic, such as VoIP 
data packets, to receive faster transmission rights above other data packets to ensure a 
high-quality telephony network. 
The VOI-8003 further comes equipped with Auto-Provision support for remote 
management, provides the ability to make both SIP and H.323 calls simultaneously, while 
various voice codec and fax algorithms allows for toll-quality voice calls and real-time 
fax transmissions.  
It also includes carrier tone generation and detection, Caller ID generation and 
detection and standard echo cancellation and comfort noise generation as well as 
DTMF relay for both outbound in inbound calls.  
Easy Deployment and Configuration 
VOI-8003 is easy deployed within existing telephone systems and its Web browser 
management interface makes it easy to configure and manage the gateway’s settings.  
 
VOI-7000
 
SIP VoIP Phone
 
Key Features 
 
Realize immediate cost-savings advantages of 
VoIP communication over the Internet
 
 
Connect up to 8 telephones, fax machines or 
connect to a PBX for a VoIP telephone network 
 
4 FXO and 4 FXS Ports for a complete VoIP solution 
 
Make Simultaneous SIP and H.323 Calls 
 
Register up to 4 SIP Proxy or Gatekeepers 
Simultaneously 
 
Includes a built-in Firewall, NAT server, PPPoE and 
DHCP Support 
 
Remote Manageable and upgradeable via the IP 
Provision System 
 
Configure and manage the gateway with its Web 
browser user-interface  
 
QoS for high priority VoIP Network traffic 
 
VOI-8003