Postfix : Too Many Hops
I’ve noticed a lot of people have had an issue with Postfix, saying the error log mentioned “Too Many Hops”. I had the same issue, using my Postfix, Spamassassin setup. It seems every time Postfix is updated, tweaking is needed to make it work again.
Mysql Backup and Restore
After getting MySQL setup, and going, you might want to start backing it up. I’ll briefly talk about backing up databases, and restoring them.
Cisco IPv6 Tutorial
Back in 2003, aside from messing with wireless networks, I starting really working with IPv6 in its full form (Watch for NS in the IPv6 server list here soon). At the same time, I was studying for my CCNA, and decided that every piece of hardware in my house needed to be running IPv6. In …
The Dark Side of Azureus CLI
While torrent sharing grows more and more each day, it has started to become a great way to host large archives without sacrificing your bandwidth. Such a case is a remote server, that has a limit on the bandwidth, but you don’t want to cripple your user base because of it. So, how do you …
TrustedBSD : MAC BIBA – Part 3
For our 3rd part of the tutorial, we are going to cover one of the MAC policies. The first one is MAC BIBA. This policy controls the upward flow of information. In otherwords, it can restrict a subject (a user or process), from various abilities (We will explain this in more detail later).
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