update explanation to the fork version

README.md

@@ -1,4 +1,4 @@
-# Internet Service Level Agreement Monitoring Docker Stack with Prometheus, Grafana and a little python ports checker
+# Internet Service Level Agreement Monitoring Docker Stack with Prometheus, Grafana and a small python ports checker.
 
 > To learn more about the python ports checker use, please visit this page: https://github.com/xeviff/pyOpenPortsChecker4Prometheus  
 
@@ -12,6 +12,10 @@ https://github.com/geerlingguy/internet-monitoring
 ## Configurations
 
 That's easy, check the both projects configuration steps :wink:
+Another important thing is the threshold for the internet speed. In my case I should have 1GB symmetrical and if one day I'll have this real speed, the colors would get the green color (but I don't expect this will happen with fibracat.cat :triumph:). Anyway if you had 600 Mbps for example, you'd need to adjust the Grafana's dashboard thresholds to have the green color when the values reaches 600 instead of 1000.
+But it's pretty easy, you (as grafana's administrator) edit the panels and change these values:
+
+![image](https://user-images.githubusercontent.com/73612508/176744529-b2fd6d5a-c14e-4924-99b6-80959b964947.png)
 
 
 
@@ -21,6 +25,8 @@ This is how it looks like in my NAS:
 
 <center><img src="images/dashboard.png" width="4600" heighth="500"></center>
 
+Please, don't attack my open ports :sweat_smile:
+
 The interesting thing is you can adjust the time visibility and get its average, for example the last 24h or even last week stats, etc.
 
 ## Troubleshooting