<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Does anyone have an opinion on upgrading from Kolab 2 to Kolab 3 in stages? That is, doing roundcube, then the backends, then the frontends, etc.? </div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">How would you go about doing so?</div></div>