This is the most comprehensive list of feedback loops that I have been able to find and put together. If there are others that you know of, please let me know and I’ll add them. The other item that should be noted is that some ISPs don’t have a feedback loop and just respond to …
By eric
This is the first in a multipart series on better SPAM fighting through log parsing. I have found that better Systems Administration can usually be achieved through proper log handling and analysis. In fact, I will use the data from one of the secondary mail servers in my personal mail setup in order to demonstrate …
By eric
I was looking for way to make my SPAM filtering more effective and came across this great tool from Mike Cappella called amavisd-logwatch. On his web site, it says he doesn’t like waiting for package maintainers, so its just a tarball. Since my installs are Debian based, I created a deb for it. My .deb …
By eric
I spent a while trying to set up DKIM with Postfix on CentOS 5.2. I read the HOWTOs on HOWToForge written by Andrew Colin Kissa (aka TopDog) who subsequently helped me towards getting this setup working. My setup is that I have a mail spooler and multiple mail senders. This is to say that the …
By eric
