Microsoft Windows 95 Update: Dial up networking 1.3 Performance

From Microsoft:

The Dial-Up Networking 1.3 Performance & Security Upgrade (DUN 1.3) provides additional features for Windows 95 Dial-Up Networking that improve the performance, reliability and security of Windows based communications. These new features enhance both dial-up connections over standard telephone lines and Virtual Private Network connections over IP networks such as the Internet. Microsoft highly recommends that you print and read all materials under the Related Information segment before beginning the download process. Downloading requires following specific instructions in the documents.