Duplicate Can't post FTP protocol links

[refael]

Not sure if this is a bug or intentionally blocked.

Trying to post ftp://xxx:xxx@ftp.example.com/test.zip won't convert it to a correct url.
It adds a http protocol automatically.

 

[Jeremy]

This is as designed:
http://xenforo.com/community/threads/url-bbcode-stripping-colon.69649/#post-728565