Operations, Administration, and Maintenance (OAM) Status and Manage HA (High Availability) Modifying the HA Status Modifying the HA Status Use this procedure to modify the HA status: Click Status & Manage, and then HA. Click Edit. Change the Max Allowed HA Role for any hostname on the list. Note:At least one NOAMP must remain active on the network. Click OK to save the changes. The modifications are written to the database. The change takes effect immediately.