Category Archives: Servers

Posts concerning servers

Postfix 3.0, defaults to smtputf8 attribute

Posted on May 2, 2015 by number9

Upon upgrading a nospam type server last week, the amavisd decided to not send any mail anywhere. Looking through the mail logs, it became apparent that amavisd did not know about an attribute that Postfix is using called smtputf8. With … Continue reading →

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Most basic iscsi on linux

Posted on September 10, 2014 by number9

We had a machine at work that needed to connect to a Dell Equallogic box via iscsi. I set this up, but since I was only using it about once a month, I did it manually (this was to take … Continue reading →

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Testing email by hand, again

Posted on August 7, 2014 by number9

There have been a number of articles written about testing email by hand. The problem is that I always have to look for them, and very few actually present the full fields required if you are testing against a vicious … Continue reading →

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Get Zimbra users into nospam (postfix)

Posted on July 7, 2014 by number9

So, lets say you have a nospam server, and that server forwards mail to a zimbra server. What you would like to do is have the user list from the zimbra server appear in a list on the postfix server, … Continue reading →

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nospam server

Posted on June 26, 2014 by number9

Over the years I have built a number of spam filtering servers, and for some reason I have always called them nospam. At one time I was contributing to the gentoo howto on spam filtering, until it crashed. I use … Continue reading →

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Log messages to an rsyslog server

Posted on June 23, 2014 by number9

Ok, so we have all done this a million times. Thing is I recently had to do this, and I typically use syslog-ng, but this time I was on a RHEL/CentOS box and wanted to just check it out with … Continue reading →

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Amanda backup on a Backblaze Storage Pod

Posted on June 20, 2014 by number9

Yup, sometimes something is better than nothing. We have all been there before in IT. You have no backup server. You have no budget to buy a “real” backup server. You have been told a million times hard drives are … Continue reading →

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Backblaze pod, somebody set us up the RAID

Posted on June 17, 2014 by number9

Just for fun, here are some short notes on setting up the old backblaze pod. This backblaze pod is the older chassis, but with the new SuperMicro X9SCL-F motherboard, Intel i3-2120 and 16GB of ram. It is using the older … Continue reading →

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ComputerThoughts goes live

Posted on June 10, 2014 by number9

This is a site dedicated to things I see on my IT journeys. I post solutions, problems, interesting items and general computer thoughts. Example, today I had to take apart our second backblaze pod.  The place I work at purchased two … Continue reading →

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