Tag: kernel

CentOS / RHEL 7 : How to install kernel from rescue mode

A situation where the system has no kernel to boot from maybe because all the kernel are removed from the system or due to a corruption, Kernel installation from rescue mode is required. You can still install a new kernel from rescue mode and make the system up and be running again.

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DDoS Protection With IPtables


There are different ways of building your own anti-DDoS rules for iptables. This guide will describe comprehensive approach to protect server from DDoS attacks: Select the best iptables table and chain to stop DDoS attacks Tweak your kernel settings to mitigate the effects of DDoS attacks Use iptables to block most TCP-based DDoS attacks Use …

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