New creates a new instance of NetworkDB using the Config passed by the caller.

Config represents the configuration of the networdb instance and can be passed by the caller.

NetworkDB instance drives the networkdb cluster and acts the broker for cluster-scoped and network-scoped gossip and watches.

CreateEvent generates a table entry create event to the watchers.

DeleteEvent generates a table entry delete event to the watchers.

UpdateEvent generates a table entry update event to the watchers.