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Enabling Telnet and RDP protocols in browsers:
There are some prerequisites that needs to be met based on the browsers you
use to work with Remote Desktop and Telnet tools. Follow the steps given below
for the relevant browsers and OS versions:
Browser use built -in Telnet Client.
By default, telnet client is
diabled in widows Vista,windows 2008 and windows 7.
Enable Telnet client in Windows 2008:
1.Open Server Manager by clicking Start > Server Manager, or by using the
My Computer context menu.
2.From the left panel in Server Manager, click on Features.
3.Click on Add Features.
4.From the available list of features, scroll down and select Telnet Client,
then click Next.
5.On the Confirmation page, click on Install.
6.Installation of the selected feature will be initialized and started. Once
installation is completed, click on Close.
Enable Telnet client in Windows Vista and Windows 7:
1. Go to Control Panel
2. Point to Programs And Features
3. Click Turn Windows features on or off
4. Check Telnet Client
5. Hit OK
After enabling Telnet Client check and add Registry For
Protocol:
1. Click Start -> Run. The Run dialog box opens.
2. Enter 'Regedit' command and click OK. The Registry Editor opens.
3. Go to the following key:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet
Explorer\Main\FeatureControl
4. Under the HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet
Explorer\Main\FeatureControl,
create a new key named
FEATURE_DISABLE_TELNET_PROTOCOL.
5. Add a DWORD value named iexplore.exe and set the value to 0 (decimal).
6. Go to the following
key:
HKEY_CLASSES_ROOT\telnet\shell\open\command
/
check the
default path is mentioned or not. If not set values for Default .
7.Right click on Default and click on modify and give the value
"C:\Windows\System32\rundll32.exe"
"C:\Windows\System32\url.dll",TelnetProtocolHandler %l
This will be
defult path for telnet. If you have different path for rundll32.exe give that
name.
8. Close the Registry Editor and restart Microsoft Internet Explorer
For 64bit IE follow below steps:
1. Copy the 64 bit version of telnet.exe from %windir%\System32 to
%windir%\SysWOW64
2.Add the following registry key for the 32 bit version of IE
3.Open Regedit.exe and navigate to the following registry
key:
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet
Explorer\MAIN\FeatureControl\FEATURE_DISABLE_TELNET_PROTOCOL
4.Right click on FEATURE_DISABLE_TELNET_PROTOCOL.
Select New and
DWORD (32-bit) Value from the menu.
5. In the right pane, name the new value iexplore.exe
6.Verify that the value for iexplore.exe is 0x00000000 and then close
regedit.exe.
7.Copy %windir%\system32\en-US\telnet.exe.mui to %windir%\SysWOW64\en-US
8. Restart the Microsoft Internet Explorer and check for Telnet
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