The following script tcpConnect.sh uses nestat to record the number of connection as well as the date and the time of the measurement.
cat /usr/local/src/tcpConnet.sh
#!/bin/bash
C=$(/bin/netstat -nt | tail -n +3 | grep ESTABLISHED | wc -l)
D=$(date)
printf "%s %s %s\n" "$C" "||" "$D"
crontab -l
*/5 * * * * /usr/local/src/tcpConnet.sh >> /var/log/tcpConnet.data
tail -5 /var/log/tcpConnet.data
25 || Sat Oct 8 11:10:01 PDT 2016
26 || Sat Oct 8 11:15:01 PDT 2016
23 || Sat Oct 8 11:20:01 PDT 2016
23 || Sat Oct 8 11:25:01 PDT 2016
23 || Sat Oct 8 11:30:01 PDT 2016
Nice topics you have written here, It is important for the company to monitoring the record of connection and data. Find the place to fill the TCP license application for TCP license.
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