Alexander Pevzner <[email protected]> wrote: > Hi Perry, > > On 12/4/20 3:48 AM, Perry Hutchison wrote: > > The one change I know of is that, since the last time it was working, > > the scanner reported (via the front-panel LCD) that its IP address > > had changed; and the new IP address is a bit strange: 169.254.53.67, > > (previously 192.168.0.10, the local network being 192.168.0/24). > > Since it was found automatically before, and it does respond to ping > > at its new address, I would expect it to be found again despite the > > changed IP address. > > This is so called link-local IP address. The addresses of this kind are > assigned automatically, when there is no "normal" address assignment, > either DHCP or manual. > > So you need to check your DHCP server, something wrong has happened > with it.
It's entirely possible that, when the power came back on, the scanner was out looking for its IP address before the DHCP server was ready to provide one. > P.S. I prefer to assign IP addresses to stationary devices (printers, > routers, TV boxes, washing machines...) manually, and use DHCP only for > gadgets like cellphones, notebooks etc. In this case, rather than trying to figure out how to directly assign a static IP to the scanner, I had expected to get the same effect by configuring the DHCP server to reserve the IP address for a particular MAC address.
