In case you ever wonder what these messages in system.log mean:
Apr 2 13:12:34 mac com.apple.backupd[20052]: Warning: Destination /Volumes/Machine does not support Server Reply Cache
Apr 2 13:12:34 mac com.apple.backupd[20052]: Warning: Destination /Volumes/Machine does not support TM Lock Stealing
The OS X client correctly reports here that the Netatalk AFP server is missing two [...]
