Change Nameservers from Client Area

1. Go to https://client.iithost.com/clientarea.php?action=domains
2. Click on "Domain Name" from the domain list
3. Then click on the "Nameservers" button from the Left Sidebar
4. Then click on the "Use custom nameservers (enter below)" radio button
5. Then "put" nameservers
6. Now click on the "Change Nameservers" button