This request packet allows all recursive requests to the local DNS server.
<packet version="1.4.2.0">
<dns>
<set-recursion>
<value>on</value>
</set-recursion>
</dns>
</packet>
If the recursion type is supported by the server, the response is as follows:
<packet version="1.4.2.0">
<dns>
<set-recursion>
<result>
<status>ok</status>
</result>
</set-recursion>
</dns>
</packet>
If the recursion type is not supported by the server, the response is as follows:
<packet version="1.4.2.0">
<dns>
<set-recursion>
<result>
<status>error</status>
<errcode>4605</errcode>
<errtext>Not supported type for DNS recursion</errtext>
</result>
</set-recursion>
</dns>
</packet>