IMPORTANT
: Before you try to obtain or install the DUN 1.4 upgrade, verify which version of Windows
is running on your computer. To do so, right-click
My Computer.
Upgrade your Microsoft Windows 98 Second Edition DUN
This update for DUN in Windows 98 Second Edition
adds the ability to encrypt dial-up and Point to Point Tunneling Protocol (PPTP) traffic by
using 128-bit keys. After you install this upgrade, a Windows 98 Second Edition computer can
establish either 40-bit or 128-bit encrypted sessions by using Microsoft Point to Point Encryption.
Download Microsoft DUNdun14-SE.exe now.
Windows98SE / Free / 470 KB
Upgrade your Microsoft Windows 98 DUN
The DUN 1.4 upgrade for Windows 98 supports
128-bit encryption for both dial-up and PPTP connections and resolves situations in which PPTP
connections would no longer transmit data. It includes all of the features from the earlier
Windows 98 Security upgrade which strengthened password management and data encryption in PPTP
connections. New features in DUN 1.4:
128-bit encryption is supported with the DUN 1.4 upgrade.
The DUN 1.4 upgrade improves the stability of PPTP connections.
Download Microsoft DUNdun14-98.exe now.
Windows98 / Free / 514 KB
Upgrade your Microsoft Windows 95 and Microsoft Windows 95 OEM Service Release
The DUN 1.4 upgrade provides additional
features for the DUN components that were first introduced in Windows 95. The DUN 1.4 release
includes all of the features of all previous DUN releases, as well as those that are included
in the Integrated Services Digital Network (ISDN) version 1.1 release. DUN 1.4 features include
PPTP client support, 128-bit encryption, support for internal ISDN adapters, multilink support,
and connection-time scripting to automate non-standard login connections. The DUN 1.4 upgrade can
be applied to any version of Windows 95. However, you cannot install
the Windows 95 version of this upgrade on any other version of Windows. New features in DUN 1.4:
128-bit encryption is supported with the DUN 1.4 upgrade.
The DUN 1.4 upgrade improves the stability of PPTP connections.
A year 2000 fix for the Dynamic Host Configuration Protocol (DHCP) client has been included in the DUN 1.4 upgrade.