If interested in the topic I can recommend Alan Arnette's blog http://www.alanarnette.com/ I've found it one of the best sources of what's happening on Everest.
Very interesting if this plays out. NSN would have capability to offer full stack mobile networks made all from in house equipment. NSN probably sees this as a tool to fight Ericsson, also Alcatel probably does this already.
On the IP security side Nokia has history in firewalls with their IPSO business, which was sold to Check Point in 2008.
I remember hearing that this is because there was once a fire in a church and almost everyone inside were killed. This was caused by inward opening doors getting blocked from opening due masses of people trying to push their way out in panic.
I heard the Instagram hype all over internets and tried the software, but deleted it right away when I saw it required an account. I can see why they are doing this, but from my perspective it's just greedy. No need to integrate everything, I just want to take some pictures not register to a service. Soon we will have calculator apps that force you to make super-calc-account where you can share your calculations with your friends...