ARP and Clear ARP Cache Entries

Windows

• View arp cache: arp -a
• Clear arp cache: netsh interface ipv4 delete arpcache

Linux

• View arp cache: arp -n
• Clear arp cache: ip -s -s neigh flush all

How to Get Full Context Menus in Windows 11

1. Open Registry Editor 
2. Navigate to HKEY_CURRENT_USER\SOFTWARE\CLASSES\CLSID\
3. Create a new registry key called {86ca1aa0-34aa-4e8b-a509-50c905bae2a2} underneath CLSID
4. Create a new key called InprocServer32 underneath {86ca1aa0-34aa-4e8b-a509-50c905bae2a2}
5. Open the (Default) key in InprocServer32 and set its value to blank, then click OK.
6. Close registry editor and reboot

Can't Delete ARP Cache on Windows

arp -d produce an error: 

The ARP entry deletion failed: The parameter is incorrect.

Use the following command instead:

netsh interface ip delete arpcache