Subj : Re: ODD DNS behaviour on Pi ZERO W with Bullseye OS To : All From : The Natural Philosopher Date : Tue Nov 18 2025 21:36:23 On 18/11/2025 21:08, Computer Nerd Kev wrote: > The Natural Philosopher wrote: >> Seriously,m its not the server, its the DNS. >> >> It (the PI) cant even *find* the SMTP server >> Nov 18 10:46:56 heating-controller postfix/pickup[8654]: CC05B1F270: >> uid=0 from= >> Nov 18 10:46:56 heating-controller postfix/cleanup[10455]: CC05B1F270: >> message-id=<20251118104656.CC05B1F270@heating-controller> >> Nov 18 10:46:56 heating-controller postfix/qmgr[1295]: CC05B1F270: >> from=, size=387, nrcpt=1 (queue active) >> Nov 18 10:46:57 heating-controller postfix/smtp[10457]: CC05B1F270: >> to=, relay=none, delay=0.38, >> delays=0.19/0.14/0.04/0, dsn=4.4.3, status=deferred (Host or domain name >> not found. Name service error for name=vps.templar.co.uk type=MX: Host >> not found, try again) > > If it's the only network activity the thing does regularly, maybe > the WiFi interface has gone into some sort of sleep mode and the DNS > resolver isn't waiting for it to wake up. If you leave ping running > (eg. "nohup ping -s 1 vps.templar.co.uk &") to keep the interface > active, maybe it will work the first time? > I was logged in over ssh at the time, so that hound don't hunt :-( > Or if it doesn't change, you could set the IP address for > vps.templar.co.uk in /etc/hosts. > That could be a workaround. Good idea -- All political activity makes complete sense once the proposition that all government is basically a self-legalising protection racket, is fully understood. --- PyGate Linux v1.5 * Origin: Dragon's Lair, PyGate NNTP<>Fido Gate (3:633/10) .