Today I needed to install some software on a Windows server - the software only came on an optical disc and the Windows server didn't have an optical drive. "No problem" I thought to myself, I'll just put the DVD...
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Our thinking
Change a Open Directory Group’s GeneratedUID or UUID
I occasionally see OS X Server's Open Directory flip out, sometimes a simple repair of the LDAP databases seems to fix it, sometimes you need to go deeper. If repairing the databases doesn't work, then I try to recover the...
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Android adb on Mac OS X recognising Google Pixel C
I've had a bit of trouble getting a Google Pixel C to be recognised on my Mac - wasn't able to get it showing up in System Profiler and wasn't able to see it with adb. I was initially trying...
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Set Microsoft Outlook 2016 as default mail client on OS X 10.11 El Capitan
I've had a few issues trying to change the default mail client on El Cap. In nearly every case, after changing it in Mail (seemingly the only place you can actually change it), the change doesn't stick. After quitting and...
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Fix a broken Open Directory
Edit: November 2021 People seem to still be hitting this story, and by and large these steps usually work. If you are still relying on macOS Server however, you need to migrate to another platform with some degree of urgency....
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Re-running a Unix command, until it completes successfully – e.g.: imapsync
I'm doing an email migration for a client from an old 2008 SBS Server into Office 365. For some reason, there were two mailboxes that just wouldn't migrate using the migration wizard in Office 365. I switched to the ever-trusty...
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OS X 10.11 El Capitan and System Integrity Protection (SIP)
This is shamelessly cut and pasted from TwoCanoes: System Integrity Protection (SIP) Apple has implemented a new security feature in OS X 10.11, System Integrity Protection, which prevents even super users from altering the contents of files in key System...
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Enable TCP Offloading on Ubiquity EdgeRouter Lite
By default, TCP offload isn't enabled on the EdgeRouter Lite for PPPoE connections. Type in the following to enable it: ssh router.example.com configure set system offload ipv4 forwarding enable set system offload ipv4 pppoe enable set system offload ipv6 forwarding enable...
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Fix NTP on OS X with no external network access
NTP is built into all recent versions of OS X and OS X Server (and OS X with Server.app) If you're running a server, the other clients on the network can receive time updates from the server - but only...
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Set password expiry in Office 365
This one is quick and easy, but I always forget where it is. To configure thepassword expiration policy, in the Office 365 admin centre, go to Service Settings > Passwords and configure the expiry policy there. It will apply to...
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