Thanks SheenaI had tried a new network cable in my testing as well.I didn't think to try connecting the nbn box directly to the laptop.I did factory resets on both routers.Bizarrely the problem was intermittent during that afternoon and thendisappeared by night and hasn't been much of an issue since then.Ive had this problem crop up multiple times before but never spanning over2 days like when I reported it.During the issue, speed testing on both routers from multiple devicesshowed excellent spe ...