Search and detect [ApplicationDefaults entityID]
    <ApplicationDefaults entityID="https://sp.example.asia/shibboleth"
                                           ↑Hostname of the SP
                         REMOTE_USER="eppn persistent-id targeted-id">

Search and detect [SSO entityID]
            <SSO entityID="https://idp.example.asia/idp/shibboleth"
                                    ↑Hostname of the IdP
                discoveryProtocol="SAMLDS" discoveryURL="https://ds.example.org/DS/WAYF">
                SAML2 SAML1
            </SSO>

        <!-- Example of remotely supplied batch of signed metadata. -->
        <!-- --> ←Add comment end
        <MetadataProvider type="XML" uri="http://idp.example.asia/metadata/idp-metadata.xml"
                                           ↑URL of IdP metadata
              backingFilePath="idp-example-asia-metadata.xml" reloadInterval="7200">
                                ↑backup file name of IdP metadata
        <!-- ← Add comment start
            <MetadataFilter type="RequireValidUntil" maxValidityInterval="2419200 "/>
            <MetadataFilter type="Signature" certificate="fedsigner.pem"/>
        --> ← Add comment end
        </MetadataProvider>
        <!-- --> ← Add comment start