||Before you Buy
should I do before I purchase
You should download the free Trial
version. It allows you to see all the
features of MessengerLAN in action and
also see if it meets your needs .
Why should I use MessengerLAN for
internal communication in my company?
MessengerLAN delivers fast and secure lan
messaging without requiring Internet
access. Its local network design and lack
of executable attachments virtually
eliminate unwanted messages commonly
known as spam or the possibility of
viruses using the software as a method of
propagation. Since your employees won't
have to deal with spam and virus dangers,
their productivity can be dramatically
What is the difference between
the Trial and the Full version?
The Trial version gives you a chance to
try all the features that are present in
the Full version of MessengerLAN. Nothing
is removed or disabled. If you don't see
a certain feature in the Trial version,
you won't find it in the Full version
either. However, the Trial version will
only work for 20 days and it only allows
up to 3 online users at the same time.
Once the Trial period is over, you must
purchase the appropriate number of
licenses to continue using the software.
Does MessengerLAN require
No! MessengerLAN works on any
TCP/IP-based local area network and
doesn't require Internet access.
Moreover, if some of your employees use
email strictly for internal
communication, their Internet access can
be removed once you install MessengerLAN
on their workstations.
We have less than 3 computers on
our network. Can we purchase a smaller
No. The 3-workstation license package is
the smallest one we sell. That is the
package you should purchase even if you
will be using MessengerLAN on less than 3
are the minimum system requirements for
We recommend the following configuration:
- 100-MHz or higher Pentium-compatible
- Microsoft Windows 95/98/Me, Windows NT
4.0, Windows 2000/XP
- 32 MB RAM
- 5 MB of available hard disk space
- TCP/IP-based local network
- Internet connection not required.
How do I install and configure
There's no configuration tasks. To
install just follow the guide in the
setup program. Install the program on
each computer you want to communicate
with. Later you will be able to customize
it in the "Options" menu.
I would like to download and
install MessengerLAN on a computer that
has no Internet access. How can I do
You should download it from a computer
with internet access and save the
installation file on a local server or on
a a CD. Then run the installation process
from that location in the computer that
has no Internet access.
I already purchased MessengerLAN.
How do I get the Full Version program?
Full Version program is a NEW program. If
you did not receive the confirmation
email with the download information,
please contact us and we will resend it.
I already purchased MessengerLAN. Do I
have to reinstall the program?
No. You may download a new file and
overwrite the currently installed
program. If you never installed the trial
version on certain computer, you will
need to execute the installation program
for the Full Version
I already purchased MessengerLAN
and noticed that a newer version is now
available. How can I download it?
Please email us and we will redirect you
to a page where you can download the most
recent version of MessengerLAN.
the default password to logging in the
MessengerLAN came with a defult password:
1234. After logging in
with your default password for the first
time you should change it as soon as
possible (Password Tab in Options menu)
How do I add users to MessengerLAN's list
You don't have to add them. MessengerLAN
automatically detects all the users that
are currently running MessengerLAN on
their computers. Everyone who has
MessengerLAN installed and running will
appear on the recipients list
Computers turned on, but not running
MessengerLAN will also be displayed (with
a "Black & White" icon),
although you can disable this feature in
the "Options" menu.
How can I see a history of
messages I have sent?
There is a message log available for each
other computer. Just open the window to
send a message to the computer you would
like to see the log file and press the
"View Log" button.
How do I configure User Groups?
You can add as many user groups as you
need. When sending a message to a Group,
MessengerLAN will send the message to
whichever group members have MessengerLAN
running at that time.
In wich languages is MessengerLAN
For now, English and Spanish. We expect
to launch versions in other languages
I need an additional feature to
be added to MessengerLAN. Will you do
that for me?
Only features that apply to most users or
a considerable amount of them can be
||How to Purchase
can I purchase MessengerLAN?
MessengerLAN can be purchased online.
After paying the licensing fees, you will
be redirected to the download page. From
that page, you will be able to download
the full version of our software. Please
note that you will NOT receive a hard
copy of MessengerLAN on a CD-ROM by mail.
To purchase MessengerLAN online, click here.
What if I don't have a credit
If you don't have a credit card, one of
our payments processor accept online
checks payments. We also accept Paypal
payments. You can fund your Paypal
account with an online transfer of money
from your bank account.
How can I purchase additional
licenses if I would like to install
MessengerLAN on more computers?
Purchase one of our license packages
available from our order page. Then, we
will send you a new file to install on
all the computers to allow using the
program in all computers at the same
How many licences do I need?
MessengerLAN is licensed on a
This means you should buy licenses for
the maximum number of users that will be
using the program at the same time on the
We strongly recommend you to purchase one
license for each computer you plan to use
the software on.
What payment methods are
We accept the following form of payments:
- Paypal: Online
bank transfers using
your bank account and Credit
- StormPay: Online
checks using your bank
account and Credit Card.
- 2Checkout.com: Credit
Card (Visa, MasterCard,
American Express, Discover/Novus
and Diners Club).
a payment by StormPay or Paypal, you will
need to open a free account with them
first. Then you will need to fund the
account (for example using your bank
account information) and finally you may
send the money to our StormPay or Paypal
I don't trust Internet purchase too
much... Who can guarantee that after the
corresponding payment I will be able to
get the program?
Swindle exists inside and outside the
Internet, both on the part of the shopper
as on the part of the seller. GB Systems
is a serious international company that
has been operating in the Internet since
1995. We use the most important online
billing companies and you will keep your
proof of payment, regardless of your
How do I ask a question about my
You may email our customer support
anytime. If your question relates to
credit card charges, you can contact our
Will you send me a CD-ROM or a
floppy with the program?
No, we won't. After paying the licensing
fees, you will be redirected to the
download page. From this page, you will
be able to download the full version of
the software you have purchased.
What is your refund policy?
GB Systems does not issue refunds because
our web site allows you to download and
try MessengerLAN before buying it for a
period of 30 days. Therefore, a customer
cannot ask for a refund saying that he
was unaware that a certain feature was
missing. Despite the fact that we don't
offer refunds, we will be glad to help
you with different problems you may
changes do I make to my firewall or
router to enable MessengerLAN?
In most of the cases, none. If you are
experiencing problems seeing other
MessengerLAN users in your 'User' list,
it may be that there is a firewall or
other device blocking the required port
between the two computers.
How do I make MessengerLAN work with
Windows XP Internet Connection Firewall?
MessengerLAN needs UDP port 8473 manually
opened in XP Internet Connection
More information is at:
instructions for opening a port (in this
case, UDP port 8473) can be found at:
8, you will type 8473 as the internal and
(In step 9, select UDP)
Is there any way to copy Groups
definition from one machine to another
within the office?
Yes. The groups definition are stored in
a file in your MessengerLAN directory.
The file name is 'GROUPS.CFG'. Once you
create your sets of users, you can copy
this file to the MessengerLAN directory
of any other MessengerLAN user, and
they'll have the same set of users.
How can I add a blank line to a
To add a blank line just press
Why are some MessengerLAN users
in my office missing from my 'Users'
If you see some users, but not others,
there could be several causes:
will only show you those users
who have their computers turned
on. Otherwise, the user name will
not appear at all on the 'Users'
of the users may not be on the
same LAN as you, or you may be
attempting to connect to users
across the Internet, both of
which are not possible with
LAN might be configured in
discrete 'subnets', where certain
ports or UDP packets are blocked
from flowing to other subnets.
Please review your LAN
architecture with your systems
users can see my username in their
Userlist but I can't see theirs. What's
Something is preventing UDP packets on
port 8473 from reaching your machine.
This is commonly caused by one of two
is a software or hardware
firewall on your computer that is
blocking inbound messages on port
8473. This can be software like
ZoneLabs, Windows Internet
Connection Firewall, Norton
Internet Security or other
products from Symantec or McAfee.
There may be settings on your
computer that are different than
the other computers. All of these
software packages include the
ability to open UDP port 8473.
computer is attached to a switch
or router port that is setup
differently than the other
MessengerLAN users on the same
router or switch. Make sure that
computer is attached to the same
router as other working
MessengerLAN users. If it is,
switch the router ports between
the MessengerLAN working and
nonworking ports to see if
something in the router
configuration is different
between the two ports.
Before You Buy
should I do before I purchase
should I use MessengerLAN for
internal communication in my
is the difference between the
Trial and the Full version?
MessengerLAN require Internet
have less than 5 computers on our
network. Can we purchase a
smaller license package?
are the minimum system
requirements for MessengerLAN?
do I install and configure
would like to download and
install MessengerLAN on a
computer that has no Internet
access. How can I do that?
already purchased MessengerLAN.
How do I get the Full Version
already purchased MessengerLAN.
Do I have to reinstall the
already purchased MessengerLAN
and noticed that a newer version
is now available. How can I
the default password to logging
in the program?
do I add users to MessengerLAN's
list of recipients?
can I see a history of messages I
do I configure User Groups?
wich languages is MessengerLAN
need an additional feature to be
added to MessengerLAN. Will you
do that for me?
How to Purchase
can I purchase MessengerLAN?
if I don't have a credit card?
can I purchase additional
licenses if I would like to
install MessengerLAN on more
many licences do I need?
payment methods are available?
don't trust Internet purchase too
much... Who can guarantee that
after the corresponding payment I
will be able to get the program?
do I ask a question about my
you send me a CD-ROM or a floppy
with the program?
is your refund policy?
changes do I make to my firewall
or router to enable MessengerLAN?
do I make MessengerLAN work with
Windows XP Internet Connection
there any way to copy Groups
definition from one machine to
another within the office?
can I add a blank line to a
are some MessengerLAN users in my
office missing from my 'Users'
users can see my username in
their Userlist but I can't see
theirs. What's wrong?