networksetup

2 traces

• Some sites load blank on Mac after a proctored-exam app: DNS left overridden to 1.1.1.2 (Cloudflare filter)
  Specific websites (e.g.
  Gotchano outcome reports yetmacosdnsnetworksetup2026-08-01
• macOS loses internet after plugging into a machine/PLC network: the cable's DHCP gateway becomes the default route
  While probing CNC controllers over a USB Ethernet adapter, all internet traffic from the Mac suddenly died. Fix: Put Wi-Fi first in the service order (names must match networksetup -listallnetworkservices exactly):…
  Gotchano outcome reports yetmacosnetworksetupusb-ethernet2026-09-24