Modify the Internet Auto-Dial Settings (All Versions)
Windows has the option to automatically dial your Internet Service Provider (ISP) to establish an Internet connection. This option can be controlled using this tweak.

Optimize Broadband Cable Modem and DSL Connections (Windows 2000/XP) Popular
Use these settings with your Cable Modem or DSL broadband Internet connection, to boost network throughput performance with Windows 2000 and Windows XP.

Optimize Broadband PPPoE Connections (Windows Me)
This setting optimized the IP MTU value so that there is reduced packet fragmentation when using a broadband connection with PPPoE (Point-to-Point Protocol over Ethernet).

Increase Transfer Rates with ICS and Broadband Connections (Windows 98) Popular
If you are using Internet Connection Sharing ("ICS") with a broadband connection then remove this key to increase the performance.

Optimizing the DefaultRcvWindow & DefaultTTL Settings (Windows 95/98/Me) Popular
The optimization of RcvWindow and DefaultTTL along with other registry settings such as MaxMTU and MaxMSS can speed up TCPIP modem and Internet connections.

Cable Modem and DSL Speed Tweak to Increase Performance (Windows 95/98/Me) Popular
Use these settings with your Cable Modem or DSL broadband Internet connection, to boost network throughput performance with Windows 95, 98 and ME.

Optimizing Dial-Up Modem Connection Speed (Windows 95/98/Me) Popular
By optimizing the MaxMTU & MaxMSS settings along with the RWIN and TTL settings you can increase dialup modem connection reliability and performance by as much as 200%.

Disable Automatic Modem Connections at Startup (All Versions)
If remote connections are enabled in Windows, the system may try to initiate an Internet connection at Windows startup or at the start of many applications. This setting disables that behaviour.

Dial-Up Networking Password Box Grayed Out (Windows 95/98/Me)
If you are having problems trying to get DUN to remember your password and you find the option grayed out then there are a few things you can try.

Cable Modem and DSL Speed Tweak to Increase Performance (Windows NT)
Use these settings with your Cable Modem or DSL broadband Internet connection, to boost network throughput performance with Windows NT.