Adding additional IP Address to ethernet interface

Scenario: You have several devices within your network, you’ve changed the address range for the network but you’ve forgotten to change one in particular. It’s easier to log into the device than to physically attend to it (it may be headless, it may not be in your immediate vicinity, or you’re just to lazy to get out of your chair to do it.

Three puzzles, three pieces missing

We have spent the last hour, probably longer, doing these three puzzles. Putting them together has been simple (I’ve been doing it for them). However, the problem has been finding the pieces scattered between play locations, boxes, under beds, behind lounges etc.  How crazy is it that in exactly three puzzles there are exactly one …