“Unix Networking Programming” by [Stevens] is the usual choice, but it is getting a little long in the tooth, as well. Now we have “ Beej’s Guide to Network Programming Using Internet ...

“Unix Networking Programming” by [Stevens] is the usual choice, but it is getting a little long in the tooth, as well. Now we have “ Beej’s Guide to Network Programming Using Internet ...

The UNIX ping command lets you test network servers and latency. Here's how to use it in the macOS Terminal app.