+ <virtual>
+ <database>marc</database>
+ <target>indexdata.dk/marc</target>
+ </virtual>
+ <virtual>
+ <database>all</database>
+ <target>localhost:9999/Default</target>
+ <target>localhost:9998/Slow</target>
+ <target>z3950.loc.gov:7090/voyager</target>
+ </virtual>
+ </filter>
+ <filter type="log">
+ <message>M</message>
+ </filter>
+ <filter type="multi">