Event ID - 3

Event Id3
SourceMicrosoft-Windows-RasSstp
DescriptionThe HTTP response received from the server-side Secure Socket Tunneling Protocol (SSTP) either does not have the version information or the version is not supported. The HTTP version information received is logged in the data section below. The HTTP response from the SSTP server must contain the version header and the version must be 1.1.
Event Information According to Microsoft :

Cause :

This event is logged when the HTTP response received from the server-side Secure Socket Tunneling Protocol (SSTP) either does not have the version information or the version is not supported.

Resolution :

Configure the remote access server to support HTTP version 1.1

To check that Internet Explorer is set to use HTTP version 1.1:
  1. On the remote access server, start Internet Explorer.
  2. On the Tools menu, click Internet Options .
  3. Click the Advanced tab.
  4. Under HTTP 1.1 settings, select the Use HTTP 1.1 check box.
Verify

To verify that the remote access server can accept connections, establish a remote access connection from a client computer.

To create a VPN connection:
  1. Click Start , and then click Control Panel .
  2. Click Network and Internet , click Network and Sharing Center , and then click Set up a connection or network .
  3. Click Connect to a workplace , and then click Next .
  4. Complete the steps in the Connect to a Workplace wizard.
To connect to a remote access server:
  1. In Network and Sharing Center, click Manage network connections .
  2. Double-click the VPN connection, and then click Connect .
  3. Verify that the connection was established successfully.
Reference LinksEvent ID 3 from Microsoft-Windows-RasSstp

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