Verifying Connectivity
The installer connects to the Internet through the system proxy settings in Windows. These settings can be found underControl Panel>Network and Internet>Internet Options. For Linux users, the installer uses Firefox browser proxy settings (when explicitly set) to determine connectivity.
Figure:Vivado Design Suite Installation - Connectivity
![](http://www.rushcopely.com/html_docs/xilinx2017_1/sdsoc_doc/topics/images/ug1238_images/could-not-connect-internet.png)
If there are connectivity issues, verify the following:
- If you are using alternate proxy settings to the ones referred to, select theManual Proxy Configurationoption to specify the settings.
- Check whether your company firewall requires a proxy authentication with a user name and password. If so, select theManual Proxy Configurationoption in the dialog box above.
- For Linux users, if either theUse System settingsor theAuto detect settingsoption is selected in the Firefox browser, you must manually set the proxy in installer.