The business of SD-WAN - from the top down

Why would any one want to change from legacy wide area networking to software defined wide area networking (SDWAN)? See the above infographic for more details about the technology. There needs to be a business reason for it and not a technical one. Techies, the type who don't create documentation, tend to solve problems bottom up. The technology is chosen first, then there is a retrofit of underlying processes to fit with that technology, and finally the business is coerced to wave the wand at the newly acquired widgets. This engagement model is the reason why so many projects around technology fail to deliver on the business value. Simply put the problem that is being solved is not one underpinning business.

Read the article over at LinkedIn here.

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easywall - Web interface for easy use of the IPTables firewall on Linux systems written in Python3.

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

No Scrubs: The Architecture That Made Unmetered Mitigation Possible

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

Thinking problem management!

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