The link you provided has a reply to a comment where Marko Self wrote:
You set them in your System Properties: /admin/system-properties.jsp
I guess it can be done from a user with specal permissions. You can't see them directly.
I tried adjusting/viewing it while logged in as a user who has admin priviliges, but got an error:
Jive SBS Admin Error
You don't have admin privileges to perform this operation.
Yeah. Following the post to see whether something like this exists in Jive.