Installing an IPP printer in Windows 10

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Using a single USB printer on several computers isn’t the simplest task: you have to either connect the printer to each computer separately, share it from one (and start it up every time you need to use the printer) or, my personal choice, set it up on a Raspberry PI and share it with the world.

The information provided here covers the second half of the setup process – the client side of things… Continue reading

Fixing Postfix authentication issues on CentOS 6 with Virtualmin

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The weirdest errors are those occurring on a freshly installed system where you’d expect for everything to simply work (with the default configs). But such new installs rarely work.

Roudcube successfully connects and sends emails through localhost. At the same time, external clients are unable to send emails through SMTP. The issues is… Continue reading

Emails not visible on freshly installed CentOS 6 with Virtualmin

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Main symptom of a problem is that emails are visible in the Read User Mail utility in Webmin but they do not show up in either webmail (Roundcube/Squirrelmail), Usermin or any email client configured to connect to the server.

After further inspection, it appears the emails get delivered to /var/mail/usermailbox@domain.tld instead of /home/username/homes/usermailbox/Maildir. Continue reading

How to repair Windows 7 not booting after motherboard replacement with different chipset

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Computers need upgrades, and upgrades involve motherboards, and motherboards have chipsets, and chipsets require drivers, which drivers are chipset dependent. And computers also fail, requiring replacing parts. Upgrading or replacing a motherboard with different chipset in Windows Xp used to be both complicated and simple at the same time, requiring the well known repair install. But then Vista and later 7 were released and the repair install was no more.

Fortunately, there is still a way to keep your Windows 7 (and probably Vista, 8, 8.1 and perhaps even the upcoming 10) after switching to a motherboard with different chipset (and driver). Continue reading