I wanted to create some jails that run under their own IP address on my home network for various services. I prefer to have the central DHCP server hand out of the IP addresses, so that if I want to change anything it can all be managed in one place, but it does mean getting the jails and related networking to use DHCP, which turned out to be a little more involved that I thought.

When I wrote about Tiny UPS for Tiny NAS Reloaded or about Perfect NAS Solution topics - I really thought that this tiny battery would be best for this setup - but it was good only for very short periods of lack of electricity. I wanted something what would allow my NAS last for at…