Do I still need seven different lines with rollover using the NBN system, or can I have all on one line?


NBN is an Internet network technology. You still need to provide individual VoIP lines on that network if you want to have phone service, which would mean one line for each incoming or outgoing call that would simultaneously be handled.

Updated on April 4, 2018

Original Article:

How to Avoid Busy Signals With Telephone Line Rollover
By Glenn Stok