Can anyone tell me or point me to a reference for how to determine if a network interface is up at the end of the boot sequence. I have googled around, but not really found what I'm looking for.

As you can see here (https://arstechnica.com/civis/threa...lti-gig-switch-poe-waps.1504274/post-43718737) I am getting some troubles with getting my separate (but ...

Because this is a two-part article, we won't repeat the instructions on attaching a wireless router to your network. If you need help with that process, please refer ...