The Network Security. Org

VPNs are one of the most impressive networking technologies introduced in the last several years. Mobile employees no longer have to rack up huge phone bills by dialing directly into the corporate network. Instead, they can use an existing Internet connection and attach for free. As great as this technology is, though, it doesn’t always work the way it should, and then it’s necessary to do a little bit of troubleshooting.

Given the complexities involved in Windows VPN configurations, there is no way to provide a comprehensive guide to VPN troubleshooting within the constraints of an article. Instead, I will discuss some common reasons why a remote user might have trouble establishing a VPN connection.

When a user has trouble connecting to a VPN (especially a new VPN), it’s easy to assume that the VPN is configured incorrectly. However, before you start investigating configuration, it is best to begin by looking at the account that belongs to the user who is having problems connecting. There are a number of user-account-related issues that can cause a VPN connection to fail. Troubleshooting your Windows-based VPN

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