What happens to fire alarms and lift phones in the transition to NBN?

What happens to fire alarms and lift phones in the transition to NBN?

As the NBN rolls out across Australia, your telecommunications providers existing fixed line networks are being progressively disconnected. Monitored fire alarms and lift phones that have been operating on Telstra’s, Optus’ and other providers’ networks will cease to operate unless they are migrated to an alternative network before disconnection happens. A temporary arrangement has been…