On 04/02/2015 05:08 PM, Valeri Galtsev wrote: > Us, human, usually do consecutive counting as follows: > > A: > > 0 1 2 3 4 5 6 ... > > Now, as portion of version identifier doesn't follow this way of counting > anymore, it is akin counting like: > > B: > > 231 2735 2746 3458 5216 ... I believe your argument works fine since: CentOS-7-x86_64-DVD-1503.iso CentOS-7-x86_64-DVD-1507.iso CentOS-7-x86_64-DVD-1512.iso CentOS-7-x86_64-DVD-1606.iso note, this is YYmm to indicate age, and not serial numbers. -- Karanbir Singh +44-207-0999389 | http://www.karan.org/ | twitter.com/kbsingh GnuPG Key : http://www.karan.org/publickey.asc