PowerShell is a command-line shell and scripting language designed for windows system administration. Windows PowerShell helps to control and automate the administration of Windows operating systems and of applications that run on Windows. PowerShell built on the Microsoft .NET Framework.
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The Multi Router Traffic Grapher (MRTG) is a free software to monitor and measure the traffic load on network links.This provide us the graphical representation of network traffic. MRTG gives only an average value of transfer. From this value we can calculate the exact monthly bandwidth using the following equation:
Total month’s bandwidth = ( Monthly Average incoming + Monthly average outgoing data ) /8 x 60 sec x 60 min x 24 hrs x 30.5 days
These are the steps that can be followed for blocking an IP traffic in an Windows server.
1. Log into your server via RDP.
2. Click on start > administrative tools > windows firewall with advanced security.
3. Click on the inbound rules option.
4. Now go for New Rule section.
5. Click on the custom radio button and then click next.
6. Make sure the All programs radio is selected then click next.
7. On the protocol and ports options leave everything at its defaults and click next.
8. Click on the radio that says “these IP addresses ” in the remote section as shown below:
9. Click on the Add button.
10. In the next window we will be adding a single IP address to the rule, you can also add an entire range at this point if you wish.
11. Click ok, click next.
12. Make sure you select the Block the connection radio on the next screen and then click next.
13. Leave all of the options on the next screen checked this will be sure to block the IP no matter the connection they are trying to use. Click next.
14. Name the rule on the next screen something you can remember in case you wish to remove or edit it in the future. Click finish and thats it.
