create webmail.domain.com for all domain

[mri2599]

hi
I want to create webmail.domain.com for all of my domains in direct admin and I want Roundcube be my default webmail client.

now for roundcube , I type www.domain.com/roundcube
I want to change it to webmail.domain.com and access to roundcube
thanks
sorry for my bad english!

 

[Themis]

Here is the How To: http://help.directadmin.com/item.php?id=92