mesh_event_info_t union

channel switch.

child connected.

child disconnected.

routing table change.

parent connected.

parent disconnected.

no parent found.

layer change.

toDS state, devices shall check this state firstly before trying to send packets to external IP network. This state indicates right now whether the root is capable of sending packets out. If not, devices had better to wait until this state changes to be MESH_TODS_REACHABLE.

vote started.

root address.

root switch request.

other powerful root.

fixed root.

scan done.

network state, such as whether current mesh network has a root.

network found that can join.

new router information.

PS duty information.