Simple SHELL script for counting server network disconnection times and times

A simple SHELL script that counts server network disconnection times and times. This is a simple linux script that I wrote by a friend of mine, which is particularly simple, count when the server is disconnected and the number of disconnections is output to the specified file.
You can change the IP address and output file path. #! /Bin/bash DIR =. /test.txt IP = 10.0.1.34INDEX = 0 www.2cto.com echo "Start Time: 'date + % Y % m month % d \ % t' \ n"> $ DIRwhile [1]; do ping-c 2-I 60 $ IP>/dev/zero if [$? -Ne 0]; then INDEX =$ ($ INDEX + 1 )) echo "'date + % Y % m month % d \ % t' appears at $ INDEX"> $ DIR fidone