A request XML packet changing name server mode includes the switch operation node:
<packet version="1.6.3.0">
<dns>
<switch>
...
</switch>
</dns>
</packet>
The graphical representation of the switch node is as follows:

dns_input.xsd).You can change mode of multiple name servers in a single packet. Add as many switch operations as the number of different filtering rules, you use to change the mode of name servers you need.
<dns>
<switch>
...
</switch>
...
<switch>
...
</switch>
</dns>