So systemd recently grew a networking component, which is apparently now
capable of doing DHCP requests in 750 us...

https://plus.google.com/+TomGundersen/posts/eztZWbwmxM8

Haven't had a chance to play with it yet, but if it means my laptop will
be able to acquire a network connection immediately after waking up from
suspend, I'll be quite happy :)

-Toke