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Web server behind a web server
I’ve acquired a new server which is to supply services to a certain group. On most cases, I would have used PREROUTE chain in my IPTABLES on my router for prerouting, based on a rule such as this:...
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Poor man’s load balancing
I was requested to setup a “poor man’s” load balancing. The server accesses various HTTP servers with a GET command, and the customer fears that the server’s IP will get blocked. To work around this,...
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Work around ISP QoS limitations
ISPs which enforce QoS limitations suddenly, without alerting the customer, are abusing their force. QoS limitation is not a bad thing, from the ISP’s point of view, but changing the customer deal...
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IPSec VPN for mobile devices on Linux
I have had recently the pleasure and challenge of setting up VPN server for mobile devices on top of Linux. the common method to do so would be by using IPSec + L2TP, as these are to more common...
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