Manage ARP Table

Performs management operations on the user PC's ARP table. Malicious users may attempt to bypass internal network security systems or intercept internal user packets by spoofing the ARP table. NAC provides the following functions to prevent such attempts:

  • Network protection by enforcing that ARP entries cannot be manually set to Static.
  1. Go to Policy in the top menu.
  2. In the left menu tree, go to Policy > Node Policy > Node Action.
  3. In the top Operating System dropdown menu, select Linux.
  4. In the Node Action list, find and click ARP Management.

Below are Basic Settings.

  1. For CWP Message, add a message to display according to the policy.
  2. For Label, adding a label allows you to categorize the plugin with a custom label displayed in the "Description" input field.

Below are Action Execution Settings.

  1. For Static ARP Blocking, set to On to enforce that statically configured ARPs cannot be used.
  2. Click the Modify button.
  3. In the left Policy menu, go to Node Policy.
  4. In the Node Policy window, click Default Policy.
  5. Find Node Action Settings and click the Assign button.
  6. In the Available items, find ARP Management and drag it to the Selected items.
  7. Click the Add button.
  8. Click the Modify button.