The MIXpbx is a complete, fully featured PBX for small and medium enterprises. It combines the advantages of a hosted PBX (IP Centrex) and a standard in-house PBX.

1. MixPBX 01
x pbx
The MixPBX in a heterogeneous voice network
Visual Online SA Z.I. Weiergewan 6, rue Goell L-5326 Contern
Email: sales@vo.lu Phone : (+352) 42 44 11 - 1 Fax : (+352) 42 44 11 - 44

2. MixPBX 02
The MixPBX in a heterogeneous voice network
Table of Contents
1. The MixPBX as a gateway . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2. The MixPBX as a fully featured telephony and communication solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3. The MixPBX as a hybrid solution: gateway and PBX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4. Interconnecting different sites using Visual-Online Voip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
5. Virtual Mix PBX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
6. About Visual Online . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
The purpose of this document is to show how the MixPBX can be used in different scenarios in order to:
interconnect different sites
benefit from VO’s low call rates
increase capacity on an existing infrastructure
enhance the existing infrastructure with new features
Visual Online SA Z.I. Weiergewan 6, rue Goell L-5326 Contern
Email: sales@vo.lu Phone : (+352) 42 44 11 - 1 Fax : (+352) 42 44 11 - 44

3. MixPBX 03
1. The MixPBX as a gateway
Digital Analog Fax DECT
Existing PBX
VO SIP
VOIP Gateway Internet
(Mix PBX)
Analog/ISDN SIP GATEWAY
Connection Visual Online VOIP
The MixPBX can act as a gateway between your existing PBX and the telecoms network. The purpose of this solu-
tion is to use voice over IP for outgoing calls without making big changes to your existing infrastructure.
Voice over IP calls can be used to call other company offices for free or to benefit from Visual-Online’s very low call
rates (http://www.vo.lu)
Key features:
supports PRI and BRI (ISDN) lines
automatic failover to the telecoms network in case of internet connectivity problems
fax to e-mail (PDF) for incoming faxes
enable or disable voice over IP for all or only a few employees
Visual Online SA Z.I. Weiergewan 6, rue Goell L-5326 Contern
Email: sales@vo.lu Phone : (+352) 42 44 11 - 1 Fax : (+352) 42 44 11 - 44

4. MixPBX 04
2. The MixPBX as a fully featured telephony and communication solution
VO SIP
IP Phone Fax DECT
Mix PBX
Internet
Analog/ISDN SIP GATEWAY
Connection Visual Online VOIP
Our flagship product, the MixPBX, is a complete telephony system combining the innovation of a hosted commu-
nication service with the stability of a traditional phone installation. A modern software based approach makes our
product grow with your business and your future communication needs.
The MixPBX can be integrated into any existing network to unify communications of different technologies and dif-
ferent places. You can interconnect home users, remote workers, mobile devices or satellite offices.
Visual-Online’s service centralizes configurations and management into one single place. You can add new
employees, branch offices or phone conferences with a few simple mouse clicks. Different access levels for users,
managers and administrators secure your communication system from third-parties.
Key features:
Voicemail
Fax to e-mail / e-mail to fax (PDF)
Click to dial integration
Outlook, TAPI, Browsers
Music on hold (MP3)
Conference system
Time base routing
Least cost routing
Visual Online SA Z.I. Weiergewan 6, rue Goell L-5326 Contern
Email: sales@vo.lu Phone : (+352) 42 44 11 - 1 Fax : (+352) 42 44 11 - 44

5. MixPBX 05
3. The MixPBX as a hybrid solution: gateway and PBX
Digital Analog Fax DECT
Existing PBX
VO SIP
IP Phone Fax DECT
VOIP Gateway
(Mix PBX) Internet
SIP GATEWAY
Analog/ISDN Visual Online VOIP
Connection
The MixPBX can be used as a gateway but at the same time it can increase the capacity of your old PBX. New voice
over IP phones can be connected to the MixPBX and calls can be routed between the older and the new phones.
Normal features such as call transfers work as expected.
This type of installation is used to migrate in small and inexpensive steps to a new and modern communication
solution. There is no need to replace all phones at the same time as the MixPBX can coexist with and BRI/ISDN or
PRI phone system.
Key features:
add voicemail to old and new extensions
create fax to e-mail (PDF) extensions
Click to dial integration
Outlook, TAPI, Browsers
Conference system
Time base routing
Least cost routing
enable or disable voice over IP for new and old extensions and save money
Visual Online SA Z.I. Weiergewan 6, rue Goell L-5326 Contern
Email: sales@vo.lu Phone : (+352) 42 44 11 - 1 Fax : (+352) 42 44 11 - 44

6. MixPBX 06
4. Interconnecting different sites using Visual-Online Voip
ISDN Backup
Digital Analog Fax DECT
Existing PBX Branch Office
(with SIP PBX)
Mobile (SIP) Laptop (Softphone)
Mobiles
Private SIP
IP Phone Fax DECT VO SIP
VOIP Gateway
(Mix PBX) Internet Branch Office
(without PBX)
SIP GATEWAY
Analog/ISDN Visual Online VOIP
Connection
No matter how the MixPBX is used, gateway, hybrid solution or full features PBX, it can be used to interconnect dif-
ferent sites and communicate for free. Visual-Online’s intelligent routing detects internet downtimes and internet
latency problems and routes call over the working connection without any intervention from the user. Even when
two different sites have no internet at all the MixPBX know how to route calls.
Visual Online SA Z.I. Weiergewan 6, rue Goell L-5326 Contern
Email: sales@vo.lu Phone : (+352) 42 44 11 - 1 Fax : (+352) 42 44 11 - 44

7. MixPBX 07
5. Virtual Mix PBX
VO SIP
IP Phone Fax DECT
Internet
Visual Online VOIP
Virtual Mix PBX
With Visual-Online’s Virtual PBX you can be a big business, right from your home-office, small office, or virtual office.
A hosted PBX means that you can provide the best customer service possible, without the expense or hassle of buy-
ing and maintaining your own phone system. Never again have a client feel like they’re not getting top-notch care
from you or your business. All you need is a phone, we take care of the rest.
Right from our website, within a few clicks and in a couple of minutes, you can have a fully automated, professional,
advanced phone system that gives you competitive features like 99.999% uptime, real call routing, simple adminis-
tration, and professional support.
About Visual Online:
Visual Online is one of the biggest Internet and VOIP service providers in Luxembourg with its own
international redundant backbone and Datacenter infrastructure. We are also a Domain name registrar
for most of TLDs through our http://www.dns-stock.com platform.
Visual Online offers Fiber and ADSL connections for professionals and also individuals. Different Host-
ing and Email solutions are available for every business need, from small to big. We provide Server
locations physical, and also virtual, at our facilities. Through our Groupware solutions, we also offer ad-
vanced email functionalities including synchronization with syncML standard, anti-virus and anti-spam
protection. Other internet services include Roaming internet access, Online Backup, and the most up-
to-date Website creation solutions.
Visual Online SA Z.I. Weiergewan 6, rue Goell L-5326 Contern
Email: sales@vo.lu Phone : (+352) 42 44 11 - 1 Fax : (+352) 42 44 11 - 44

8. MixPBX 08
www.mixpbx.lu
Visual Online SA Visual Online SA 6, rue Goell L-5326 Contern Goell L-5326 Contern
Z.I. Weiergewan Z.I. Weiergewan 6, rue
Email: sales@vo.lu Phone : (+352) 42Phone 1 (+352): 42 44 11 - 1 11 - 44 : (+352) 42 44 11 - 44
Email: sales@vo.lu 44 11 - : Fax (+352) 42 44 Fax