Functions in the network like firewalls and load balances and VPNs, things like this, that used to be in fixed function have moved up into software. With mobile infrastructure, 5G is really the first example of a network infrastructure that has moved from fixed function hardware up into software, and now all of the digital signal processing that used to take place on specialized devices takes place in software. The switches, the network interfaces, these new IPUs, they’re all moved from being fixed function to being programmable. So, their behavior is defined in software