Well I think you get credit for answering your own question! ... View more

>Is this something to do with the way in which an iphones wireless nic behaves in relation to its power management   I don't know the answer - but this is highly likely to be it. ... View more

Exactly, dashboard might be up for you, but not for others because of how the SHARD is setup. If you want to know more about the SHARD and how the backend is setup I did a blog post about it that can be found here:   https://blakekrone.com/select-from-vendors-where-id-meraki/   And the Tech Field Day video from Sean Rhea discussing the backend:   http://techfieldday.com/video/meraki-now-part-of-cisco-cloud-architecture-deep-dive-with-sean-rhea/ ... View more