NetworkManager attempts to keep an active network connection available
at all times. The point of NetworkManager is to make networking
configuration and setup as painless and automatic as possible. If
using DHCP, NetworkManager is intended to replace default routes,
obtain IP addresses from a DHCP server, and change name servers
whenever it sees fit.

wpa_supplicant is an implementation of the WPA Supplicant component,
i.e., the part that runs in the client stations. It implements key
negotiation with a WPA Authenticator and it controls the roaming and
IEEE 802.11 authentication/association of the wlan driver.

Test Updates for SLE-12 Backports