How to Set Default Nameserver In WHM ?
To change the nameservers to ns1.yourdomain , ns2.yourdomain in the WHM panel, kindly use the below steps.
1. Login to the WHM
2. Go to Home »Server Configuration »Basic cPanel & WHM Setup
3. Change the Nameserver 1 and Nameserver 2 to ns1.yourdomain , ns2.yourdomain >> Save changes.
All the domains which you will host under your WHM will be allocated with the above nameservers.