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| NAT type warning occurs when you run Xbox LIVE Connection Test| Article ID | : | 958429 | | Last Review | : | July 16, 2009 | | Revision | : | 4.5 |
SYMPTOMSWhen you run the Test Xbox LIVE test, you receive a warning that states that your NAT type is either moderate or strict.   Back to the top
CAUSEThis problem may occur when the NAT settings on the router are incorrect. For more information about NAT, click the following article number to view the article in the Microsoft Knowledge Base: 908880 (http://support.microsoft.com/kb/908880/ ) Description of NAT and how it affects your online experience Back to the top THINGS TO TRY We cannot guarantee that you will able to change your NAT test results. To try to change your NAT results, follow these steps: | 1. | Enable UPnP on your router.
UPnP is a standard that can help routers communicate effectively together and may eliminate the need to try the following steps.
For specific information about how to enable UPnP for some routers, visit the following Xbox Web site: If the router supports this setting, you should enable this setting to see whether it helps. To do this, follow these steps: | a. | On the left side of the page, click Get Connected, and then click Xbox LIVE Compatible Network Equipment. | | b. | From the Choose a Topic drop-down menu in the center of the page, select How To. If the router is not listed, see the documentation that was included with the router for more information about how to enable port forwarding. |
| | 2. | Remove network devices.
If you have multiple devices that connect through the router, such as an additional Xbox 360 console, a second router, a computer, a laptop, and more, try removing these devices so that only your Xbox 360 is connected. If this method gives you an open NAT, this indicates that the router has compatibility issues when it handles multiple devices. | | 3. | Enable port forwarding on the router.
For specific information about port forwarding for some routers, visit the following Xbox Web site: | a. | On the left side of the page, click Get Connected, and then click Xbox LIVE Compatible Network Equipment. | | b. | From the Choose a Topic drop-down menu in the center of the page, select How To. |
If your router is not listed, see the documentation that was included with the router for more information about how to enable port forwarding.
For more information about which ports are required to be open for Xbox LIVE, click the following article number to view the article in the Microsoft Knowledge Base:908874 (http://support.microsoft.com/kb/908874/ ) Network ports used by Xbox LIVE | | 4. | Examine the computer firewall settings.
If you connect to Xbox LIVE by using your computer (as in this illustration), check whether you are running personal firewall software. Programs such as Zone Alarm, Norton Internet Security, McAfee Security Center, Trend Micro, or BullGuard may block access. If your firewall software is blocking access to Xbox LIVE, you may have to open specific ports to enable Xbox LIVE traffic to "flow through" the firewall.
For more information about which ports are required to be open for Xbox LIVE, click the following article number to view the article in the Microsoft Knowledge Base:908874 (http://support.microsoft.com/kb/908874/ ) Network ports used by Xbox LIVE | | 5. | Request configuration changes on a college or corporate network.
If you are trying to connect to Xbox LIVE when you are on a college or corporate network, you will have to ask the network administrator to open the ports.
For more information about which ports are required to be open for Xbox LIVE, click the following article number to view the article in the Microsoft Knowledge Base:908874 (http://support.microsoft.com/kb/908874/ ) Network ports used by Xbox LIVE | | 6. | Purchase an Xbox LIVE-compatible or Windows Vista-compatible router.
Routers that are compatible with Xbox LIVE and with Windows Vista are tested to make sure that you do not experience any NAT issues or have to perform any additional configuration.
For more information about networking hardware that is compatible with the Xbox LIVE Service, click the following article number to view the article in the Microsoft Knowledge Base:944293 (http://support.microsoft.com/kb/944293/ ) How to find out if your networking hardware is compatible with the Xbox LIVE Service | | 7. | Still having problems?
If you still have problems, visit the Xbox LIVE Connectivity forums to see whether other users have asked about a similar setup and to seek a solution. To do this, please visit the following Web site: |
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