This evening iOS6 is launched. Previous experience suggests this will be a big spike in demand that will be more than the Olympics or the World Cup.
It is quite likely to cause some links to hit limits. We have systems designed to manage this sensibly, giving priority to small packets such as VoIP and DNS if any links are full.
Seems also an OS X 10.8.2 update as well, double whammy
So far, links are coping...
OS X upgrade is 365MB
WARNING! if you value usable maps, don't upgrade to iOS6. See http://revk.www.me.uk/2012/09/ios6-maps-are-crap.html
Now we are starting to see some high usage...
Looks mostly affecting 21CN at present.
From around 20:00 to 23:00 there was some congestion on 21CN lines due to the iOS and OSX upogrades last night.