How to setup ACL in DNS

I am setting up new DNS for internal + external purpose. How can I put some ACL to it? Any suggestion is very much appreciated!
beer9Asked:
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beer9Author Commented:
What configuration I need on master side that only given IP (assigned to slave) can send a query via AXFR. How can I achieve it?
Kanti PrasadCommented:
Hi

I am not too sure if this is setting you are looking for but search for 'master' or  'signing-threads' and see if will help

https://doc.powerdns.com/md/authoritative/settings/

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