If you are experiencing a blank page issue with the D2k 3032 dev_management.asp page and are looking for an alternative solution to enable Telnet, there are a few options you can consider:
1. Use Command Prompt: You can use the Command Prompt on your Windows machine to enable Telnet. Simply open Command Prompt as an administrator and type the following command: "dism /online /Enable-Feature /FeatureName:TelnetClient". This will enable the Telnet client on your machine.
2. Use PuTTY: PuTTY is a free and open-source terminal emulator that supports Telnet, SSH, and other protocols. You can download PuTTY from the official website and use it as an alternative to Telnet.
3. Use a Telnet Client application: There are various Telnet client applications available that you can download and use to connect to Telnet servers. Some popular Telnet client applications include SecureCRT, Tera Term, and AbsoluteTelnet.
By using one of these alternative solutions, you should be able to enable Telnet and connect to Telnet servers without relying on the D2k 3032 dev_management.asp page.