A request XML packet retrieving status of a mailing lists service includes the get-status operation node:
<packet version="1.4.2.0">
<maillist>
<get-status>
...
</get-status>
</maillist>
</packet>
The get-status node is presented by the MaillistGetStatusInputType type (maillist.xsd), and its graphical representation is as follows:

maillist.xsd).Remarks
You can retrieve status of mailing lists service on multiple sites using different filtering rules in a single packet. Add as many get-status operations as the number of different filtering rules to be applied.
<get-status>
...
</get-status>
...
<get-status>
...
</get-status>