Cause
OA 7.3, 7.4 and 8.0 supports PowerDNS Authoritative 4.1.x. The users who currently use PowerDNS Authoritative 3.x can update to the latest version of the server.
Resolution
To update to PowerDNS Authoritative 4.1.x, the following manual steps must be performed on PowerDNS service node:
Remove the
allow-recursion
property in/etc/pdns/pdns.conf
file. Alternatively, you can comment this line, for example:#allow-recursion=0.0.0.0/0
For the property details, please refer to PowerDNS documentation.
Update PowerDNS by running the commmand:
yum install epel-release yum-plugin-priorities && curl -o /etc/yum.repos.d/powerdns-auth-41.repo https://repo.powerdns.com/repo-files/centos-auth-41.repo && yum --enablerepo=epel install pdns
For details, please refer to PowerDNS repositories.
Restart PowerDNS service:
systemctl restart pdns