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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SD-WAN: 10 essential considerations
SD-WAN
is the hottest new technology in networking and many distributed
organizations have already or will soon adopt SD-WAN solutions. Here are
10 essential considerations for IT organizations weighing whether to
adopt or expand their SD-WANs. The attraction of SD-WAN stems
from the fact that it combines multiple physical WAN links into one
logical network and provides traffic prioritization to accelerate
performance of applications that are deployed in internal data centers and in clouds.
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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