You have chosen to enable aging on the Standard Primary zones, which will modify the zone file format. The zone transfer ...

You have chosen to enable aging on the Standard Primary zones, which will modify the zone file format. The zone transfer to secondary servers will be unaffected. The zone files saved on the Primary server may not be loaded by non-Windows 2000 and non-Windows Server 2003 DNS servers.  Do you still want to apply these settings to the Standard Primary zones?