Useful for beginners if you have basic command-line knowledge, but may need troubleshooting on newer OS versions.
A: Yes. On macOS, use: sudo sysctl -w net.inet.ip.ttl=65 (temporary). For permanent, create a launch daemon. yeraldin gonzalez ttl install
One person must be designated as the timekeeper to call out remaining minutes to the crew. Useful for beginners if you have basic command-line