This is old documentation for the legacy Shibboleth IDP v2! Use the current documentation for IDP v3 instead!
The installation instructions in this guide are specific to a deployment without Apache
httpd, using Apache Tomcat as the only server process (as Java Servlet Container and TLS/SSL-enabled webserver). Do not use this guide if you're determined to use Apache httpd (which is also possible, but sufficiently documented elsewhere).
/opt/shibboleth-idp/metadata/idp-metadata.xml) to the eduID.at Operations Team, ideally signed with your S/MIME or OpenPGP key.
Until more steps are covered in the instructions above please refer to the upstream documentation for further steps:
This overview of the IdP configuration has many more suggestions.
You will probably also want to do of the following: