Is there a way to run a program on OS X (e.g., from the command line) but without letting it see the network? I can turn off and disconnect all networking, but then all my other processes will be ...
Little Snitch can block internet traffic of a particular app. Can I do something similar without (paying) Little Snitch?
On my Mac, I'm having trouble with a UDP port (500) that is "already in use", but it doesn't have an associated process anymore. sudo netstat -na | grep "udp4.*\.500\>" shows udp4 0 ...