Ok... read this article:
Please note that the probable causes of these kinds of disadvantages can be:
• The Internet service provider (ISP) or a firewall are preventing access to the ports that are required for communication with the Web camera.
• There are problems with a device known as network address translation (NAT), a router or a network device domestica.
• There is enough bandwidth to initiate conversation with the Web camera.
• These asking to see the image with your contact Web camera at the same time as your friend sends you an invitation of Web camera.
• If you are having a conversation with web camera with other contacts, it may be that some of them have a problem with the network.
• If your friend can have a conversation with web camera with other contacts, might have a problem with the network.
Questions sounding.
-- Can you see the image in Camera Configuration Web?
If you and your contact using Windows XP:
-- Can you start a videoconference with the characteristic Start Videoconferencing?
-- Can you keep a Web camera conversation with other people?
-- Contact with trying to maintain a conversation with web camera, can have a conversation with other people?
-- Are you using a web camera, a digital video camera or DV camcorder?
-- What is the make and model of the camera?
-- "During the conversation with web camera, how set connection with your contact?
-- What is the type of connection of video device? For example, does it connects through a USB connection or through a FireWire connection?
If it is a USB connection: How many USB devices are connected to the computer?
-- Got a video or multimedia card installed on this computer, for example, a card ATI All-in-Wonder, a TV tuner / 3D graphics card, a 3D graphics card ATI RADEON or a 3D graphics card NVIDIA GeForce?
-- Does your computer installed firewall software like ZoneAlarm or Symantec?. If you have it: What is the name and version of firewall software?
Once verify these questions, try the following solutions.
1. Determine if you have the latest version of Windows Live Messenger and atualizala if necessary:
A. Visit the following Web site to determine whether you have the most current version:
Http://spaces.msn.com/messenger-support/blog/cns!8B3F39C76A8B853F!3772.entry
B. Download the latest version, if necessary.
2. Visit http://windowsupdate.microsoft.com, click on Check for updates, and below, make sure that you and your friend have installed the latest updates on the Microsoft Windows operating system on their computers.
3. Make sure that both you and your contacts have installed the latest version of DirectX:
• To check which version of DirectX installed this:
A. Click Start, Run, type dxdiag, and below, click on OK.
B. In the window that appears, click on the System tab.
C. Check DirectX version that appears in this portfolio.
• To download and install the latest version of DirectX, http://www.microsoft.com/downloads/details.aspx?FamilyID=0a9b6820-bfbb-4799-9908-d418cdeac197 visit.
4. Make sure that you select the correct source Video for Windows Live Messenger. Make sure you can see your image in the Wizard adjustment of audio and video or Configuration of Web camera.
A. Launch Windows Live Messenger.
B. In Windows Live Messenger, click Wizard adjustment of audio and video on the Tools menu. Click Settings audio and video tools menu.
C. Follow the directions in the wizard to select and configure audio and video devices.
5. If your friend is also receiving an error message like this, unplug all devices that are not required to maintain a conversation with camera site:
"Bandwidth exceeded USB driver."
6. Make sure that both you and your contact with connection to the Internet access through phone, cable or DSL connection with a speed of 56 kilobits per second (Kbps) or higher.
7. If you are using a router, make sure that you have installed the most updated firmware. For more information on how to install the most updated firmware, contact the manufacturer of the router.
8. If you or your contacts use a NAT device and the device is a device UPnP NAT sure that the device is enabled UPnP NAT. By default, this option is disabled UPnP when installing the device. For more information on how to enable UPnP NAT for your device, contact the manufacturer.
9. Only in Windows XP, if your computer is connected to a router or a NAT device is a device that UPnP clears port forwarding:
A. Click Start, and below, Control Panel.
B. Click on Network and Internet Connections to open the Network Connections window, and below, click on Network Connections.
C. Click the button mouse (mouse) Gateway Internet and, below, click on Properties.
D. Click on Settings.
E. Select all entries of the list containing msmsgs Services or msnmsgr and below, click Delete.
F. Close the session Windows Live Messenger.
G. In the area of notification, click the mouse button on the icon in Windows Live Messenger and select Exit.
H. It starts a session on Windows Live Messenger and attempts to start a session with web camera.
10. Make sure that the ports that are needed to establish a Web camera conversation with Windows Live Messenger are open.
Note: If you have installed on your computer as a firewall ZoneAlarm sure that this allows access to the ports that are necessary to sustain a conversation with web camera. For more information on how to configure firewalls for Windows Live Messenger work, visit one of the following Web sites:
-- - For Windows Live Messenger:
Http://messenger-support.spaces.live.com/blog/cns!8B3F39C76A8B853F!3669.entry
-- - For MSN Messenger:
Http://messenger-support.spaces.live.com/blog/cns!8B3F39C76A8B853F!3668.entry
Note: If your firewall does not appear on any of these Web sites, check the documentation for the same manufacturer or contact with to obtain information on how to configure the firewall for Windows Live Messenger works.
To find the program file in Windows Live Messenger, follow these steps:
-- - Windows Live Messenger in Windows XP or earlier versions: ----------------------------------- --
-- - - Messenger 8.1 or a previous version:
Click Start, Run, type the following command, and below, click OK:
% Systemdrive% \ Program Files \ MSN Messenger \ MSNMSGR.exe
-- - - Windows Live Messenger 2008 (Build 8.5) or a later version
Click Start, Run, type the following command, and below, click OK:
% Systemdrive% \ Program Files \ Windows Live \ Messenger \ MSNMSGR.exe
-------------- Windows Live Messenger in Windows Vista ------------------------------ ----------
-- - Windows Live Messenger version 8.1 or above - - --
Click Start, type the following command in the Start search and below, press ENTER:
% Systemdrive% \ Program Files \ MSN Messenger \ MSNMSGR.exe
-- - LiveMessenger Windows 2008 (Build 8.5) or a later version - --
Click Start, type the following command in the Start search and below, press ENTER:
% Systemdrive% \ Program Files \ Windows Live \ Messenger \ MSNMSGR.exe
-------------------------------------------------- -------------------------------------------------- -----------
For more information about what ports to be opened to establish a conversation with web camera, read the following table of ports required for the operation of Windows Live Messenger.
Starting the session service: TCP 80 443 1863
Detection Network: TCP 7001
UDP 9 7001
Audio: TCP 80 443 1863
TCP / UDP 30000 to 65535
Audio (Legacy): * UDP 5004 - 65535
WebCam talks and video: TCP 80
TCP / UDP 5000 - 65535
Transferring files: TCP 443 1863
TCP / UDP 1025 - 65535
File Transfer (Legacy): * TCP 6891 to 6900
Shared Folders: TCP 1863
TCP / UDP 1025 - 65535
Slate and shared applications: TCP 1503
Remote Assistance: TCP 3389
TCP / UDP 49152 to 65535
Windows Live Call: TCP 443 5061
UDP 5004 - 65525
Games: TCP 80 443 1863
TCP / UDP 1025 - 65535
* These ports are used when you connect through programs like MSN Messenger 5.0 or Windows Messenger.
11. Make sure that you have sufficient bandwidth to maintain a conversation with web camera. Close all game programs, the point-to-point (P2P), such as sharing programs music, and FTP sessions that may be using the bandwidth and, below, attempts to start again with the conversation Camara Web.
Good luck!
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