To work with UniStream PLCs, change following settings for Windows Proxy:

Find "Use a Proxy Server".

Mark or activate "Use a Proxy Server".

Enter company Proxy Server and Port as instructed by IT.

Add following IP Addresses to Proxy Server exception:

192168.226.*;192.168.10.*; 169.254.*.*;172.16.10.*

Mark "Don't use the proxy server for local (intranet) addresses" check-box.

Click "Save" button.