Microsoft has released the Dial-Up Networking 1.3 Upgrade.

The Dial-Up Networking 1.3 Upgrade (DUN 1.3) provides additional features for the Dial-Up Networking components that were first introduced in Windows 95. DUN 1.3 includes all of the features of the 1.2 and 1.2b releases, and all of the features of the earlier Integrated Services Digital Network (ISDN) 1.1 release. These features include support for internal ISDN adapters, multilink support for binding two ISDN channels, connection-time scripting to automate non-standard login connections, and Point-to-Point Tunneling protocol (PPTP) client support.

The following file is available for download from the Microsoft Download Center:
Release Date: August 17, 1998

For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base: Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help to prevent any unauthorized changes to the file.

Windows 95 Dial-Up Networking 1.3 Upgrade replaces all of the Dial-Up Networking components, and also installs new versions of the Transmission Control Protocol/Internet Protocol (TCP/IP)and the Network Device Interface Specification (NDIS) layer. A new version of Winsock is included as an optional component to correct name resolution limitations in the original Windows 95 software.

You can apply the Dial-Up Networking 1.3 Upgrade to existing Window 95-based computers, including the retail version of Windows 95, and Windows 95 OEM Service Release 2 (OSR2).

The Dial-Up Networking 1.3 Upgrade is contained in a self-installing file named Msdun13.exe. After you run the Msdun13.exe file, all of the Dial-Up Networking system components are installed correctly.

For more information about the Dial-Up Networking 1.3 Upgrade, please see the following article in the Microsoft Knowledge Base: