//To add credentials to your system using cmd, use the following command:
cmdkey /add:Host-name /user:user-name /pass:your-password

//This will help you to use the network location feature in WUT 
//To check if the credentials added, run the following command:
Cmdkey /list

//If you want to remove the credentials, run the following command:
Cmdkey /delete:target-name
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WUT Also support credentials management when telnet available