You may access your cpanel by using http://helm.mydomain.com, user name and password will ask. enter your user and pass.Now you are ready to use your cpanel.
How to create FTP account?
1. Go http://helm.mydomain.com,enter user name and password
2. Select and click on Domain, your domain name will appea.
3. Click on your Domain name, then all options will come with Symbol .
4. Click on FTP and create your ftp.
How I set DNS ?
First thing you need to do thatgo to your Domain registrar means from where you buy your Domain and request to set DNS for you