Dirk große Osterhues
This page is supposed to collect documentation of non-daily tasks, to serve as a dump for projects and as a place to possibly discuss ideas for new projects. Also, its a collection of sysadmin tricks and all those nifty open source projects that catch my eyes on the internet. The major incentive for starting this site is my bad memory. I have forgotten more nice tricks and hints than I will ever remember to write down. Therefore, I was urged to start at some point.
Recent blog post
Protecting an Asterisk server from brute force attacks with fail2ban
Recently, the server hosting my Asterisk setup started to get laggy and eventually it even died a few times on me. Checking the logs it turned out that unknown IPs tried to initialize calls through my contexts. The log file carried gigabytes of stuff like...9 weeks ago
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