How to block Denial of Service (DoS) with null route
This article is described how I find out the Denial of Service (DoS) IP and null route it, to solve the high load issue on my server. 1. High Load Recently, the server has hit an abnormally high load, CPU usage hits, average 15-20%. #top load average: 15.08, 18.30, 20.63 2. Who is Connected? Not …