This question looks off-topic for serverfault.  If you look at the text, the person specifically mentions that he doesn't really want a sysadmin response.  It possibly should have just been closed.

- https://superuser.com/questions/124118/what-are-some-potential-uses-of-asterisk-pbx-for-a-power-user-closed

I was going to try to vote to return that particular question, but I seem to be experiencing a bug.  https://meta.stackexchange.com/questions/74173/unable-to-select-vote-to-close

Serverfault isn't as busy as other sites.  I am somewhat surprised that you only waited only an hour or two after asking this question, before you actually performed the migrate.  It sure seems like you could have been a bit more patient.