Example config for connecting Atlassian Jira with Apache by AJP

<VirtualHost *:443>
	ServerName jira.domain.com
	ServerAlias jiraweb.domain.com

	<IfModule mod_ssl.c>
		SSLEngine on
	</IfModule>
	
	RequestHeader unset Authorization
	
	ProxyRequests           Off
	ProxyPreserveHost       On
	ProxyPass               /       ajp://localhost:8009/  secret=thesecret
	ProxyPassReverse        /       ajp://localhost:8009/  secret=thesecret

</VirtualHost>

server.xml

<Connector port="8009" URIEncoding="UTF-8" enableLookups="false" protocol="AJP/1.3" secret="thesecret" scheme="https" secure="true" allowedRequestAttributesPattern=".*"/>