How to create multiple ftp sites in IIS over single domain

Using these blog posts i was able to create multiple ftp site on single domain with different virtual hosts/sub-domains , i also got to know how to access these with clients like username should be subdomain.examplpe.com|username

Using FTP Virtual Host Names in IIS 7

http://www.iis.net/learn/publish/using-the-ftp-service/using-ftp-virtual-host-names-in-iis-7

Virtual Hosts and Host Names in FTP7

http://blogs.msdn.com/b/robert_mcmurray/archive/2007/08/28/virtual-hosts-and-host-names-in-ftp7.aspx

IIS ftp, multiple ftp on single domain