On 12/Aug/20 09:31, Hank Nussbacher wrote:

At what point do commercial ISPs upgrade links in their backbone as well as peering and transit links that are congested? At 80% capacity? 90%? 95%?

We start the process at 50% utilization, and work toward completing the upgrade by 70% utilization.

The period between 50% - 70% is just internal paperwork.

Mark.