fix command

Author: doracpphp

articles/network-watcher/network-watcher-intrusion-detection-open-source-tools.md

@@ -40,7 +40,7 @@ For all other methods of installation, visit https://suricata.readthedocs.io/en/
     ```
     sudo add-apt-repository ppa:oisf/suricata-stable
     sudo apt-get update
-    sudo sudo apt-get install suricata
+    sudo apt-get install suricata
     ```
 
 1. To verify your installation, run the command `suricata -h` to see the full list of commands.
@@ -290,4 +290,4 @@ Learn how to visualize your NSG flow logs with Power BI by visiting [Visualize N
 [4]: ./media/network-watcher-intrusion-detection-open-source-tools/figure4.png
 [5]: ./media/network-watcher-intrusion-detection-open-source-tools/figure5.png
 [6]: ./media/network-watcher-intrusion-detection-open-source-tools/figure6.png
-[7]: ./media/network-watcher-intrusion-detection-open-source-tools/figure7.png
+[7]: ./media/network-watcher-intrusion-detection-open-source-tools/figure7.png