Dr Fragen in the operating room
  • Checking Fail2ban regex

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    I’ve just stumbled across a great command in Fail2ban to check whether or not your filter will actually score a hit from your log file. From the command line. [code lang=bash] $ fail2ban-regex /path/to/logfile /etc/fail2ban/filter.d/myfilter.conf regex_to_ignore [/code] As an example. [code lang=bash] $ fail2ban-regex /var/log/secure.log /etc/fail2ban/filter.d/sshd.conf (myusername|myIPaddress) [/code] This seems like a great way to…

  • Printopia

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    AirPrint is one of the most welcome additions of late to iOS 4.2. Unfortunately Apple removed the ability to print to shared printers. Fortunately, creative software developers such as Ecamm have created Printopia as a solution for those of us with networked or shared printers. The simplicity of this Preference Pane is amazing. It takes…

  • Fail2ban and OS X Server, Part Deux

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    As some of you might know I run my own installation of OS X Server. I’ve since updated it to Snow Leopard Server and I think I’ve got most of it running well. As I check my server logs frequently I find that there are all sorts of script kiddies attempting to log in to…

  • Customer Service

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    I just had to pass along kudos to [APC][]. I use one of their BackUPS battery backup systems. It’s been flawless for most of the past 3 years. In the past 3 days the overload light has tripped and it shuts off power to everything. Not what you want. I called tech support. They picked…

  • Tenet Healthcare and the iPhone

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    Well, I finally broke down and started using Tenet’s Exchange Server. First, IS created an Exchange account for me then I tried adding it to my iPhone. After I got the settings right, from someone who’s using it with their iPhone everything works fine. Here are the settings that aren’t obvious. Server mail.etenet.com Domain tenethealth…

  • Setting up Snow Leopard iCal Server

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    After scouring through the official documentation, and finding that lacking, Google has found the answers. Make sure Wiki Server is set to 127.0.0.1 and that Use SSL is checked. Here’s how I was finally able to get my groups into iCal SL/Lion client (no SSL) userName password server.com/principals/__uids__/wiki-groupName/ (no http://) To get this group calendar…