This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started). Mostly now the topics are about IoT and SD-WAN.
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Don't call us, we'll call you - the unachievable expectation set by service providers
The sales pitch by service providers has always been that they are so
good that before a client knows about a problem, they will receive a
"pro-active" call telling them about it. Never mind, that the best
possible notification between the customer and the service provider
knowing about an outage is at the exact same time. Unless service
providers start buying up the remaining inventory of De Loreans to
enable themselves to time travel, the above mentioned sales pitch
creates an unachievable expectation.
Firewalls are becoming increasingly important in today’s world. Hackers and automated scripts are constantly trying to invade your system and use it for Bitcoin mining, botnets or other things. To prevent these attacks, you can use a firewall on your system. IPTables is the strongest firewall in Linux because it can filter packets in the kernel before they reach the application. Using IPTables is not very easy for Linux beginners. We have created easywall - the simple IPTables web interface . The focus of the software is on easy installation and use. Access this neat software over on github: easywall
When building a DDoS mitigation service it’s incredibly tempting to think that the solution is scrubbing centers or scrubbing servers. I, too, thought that was a good idea in the beginning, but experience has shown that there are serious pitfalls to this approach. Read the post of at Cloudflare's blog: N o Scrubs: The Architecture That Made Unmetered Mitigation Possible
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