Backup before double Upgrade Debian 7.0 to 8.1 and Kolab 3.3 to 3.4

[Torsten Grote]

On Monday 27 July 2015 13:50:50 thomas at die-lufts.org wrote:
> Now I want to upgrade both "parts" of the server: Debian from 7.0 (Wheezy)
> to 8.1 (Jessie) and Kolab from 3.3 to 3.4. From what I learned reading the
> mailing list is the best way to upgrade Kolab 3.3 to 3.4 a clean install.

I recently upgraded Kolab 3.3 to 3.4 on Debian and thanks to Daniel and 
Timotheus without any issues. It is also way less work than doing a fresh 
install and migrating everything.

Kind Regards,
Torsten

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