Apple acknowledges iOS 6.1 Exchange bug and has identified a fix
On January 28 Apple released iOS 6.1 and with it, a significant bug that’s been giving IT administrators headaches. Almost immediately after 6.1 was released Microsoft Exchange admins began noticing that iPhones and iPads running 6.1 were causing “excessive logging” on the server.
Read more: Apple acknowledges iOS 6.1 Exchange bug and has identified a fix
Story added 14. February 2013, content source with full text you can find at link above.