In the server.xml you provide urls to the Apache and Nginx reverse proxy setup instructions. You also have a page for using IIS to reverse proxy Jira/Confluence. It would be nice if you expanded the server.xml file to include the url for the IIS setup. Below is the url.

https://confluence.atlassian.com/kb/proxying-atlassian-server-applications-with-microsoft-internet-information-services-iis-833931378.html