Unable to add reverse DNS record in SolusVM > IP Blocks > Manage IP's next to the necessary block > Reverse DNS next to the necessary IP Block:
SVM_ERROR: Please configure your DNS servers
PowerDNS server is not selected for the necessary IP Block.
Login to SolusVM administrator interface.
Open IP Blocks > Edit Block next to the necessary block.How to edit an IP Block
Select configured PowerDNS master in PowerDNS Server field.How to select PowerDNS server
Click on Update Block.