Providing crystal clear voice services over last mile links

Bob was responsible for the IT in his mining investment company. In their new offices not to far from the bustling hub of economic activity that is central Johannesburg, Bob installed a new fibre service, the likes of which had been popping up all over the city. He ordered 50 Mb/s which was an order of magnitude better than the previous connection they had of a 20 Mb/s ADSL that never delivered more than 10 Mb/s. Bob then went the full enchilada and ordered a cloud based Voice over IP (VoIP) service.

Read the article over at Medium: Providing crystal clear voice services over last mile link s

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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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