1. IPv6 is already installed in Windows 7/8/10. For Windows XP, if there is no IPv6 setting, at the command prompt type netsh interface ipv6 install and press ENTER. Netsh is not a CLI command in Mac OS, skip this step for Mac. 2 At the command prompt type netsh interface ipv6 show address and press ENTER. Record the IPv6 address for Local Area Connection (or Wireless Network Connection if you are using WiFi). For Mac OS, type ifconig -a. Record the IP address and types. Install Wireshark onto your computer. Start the Wireshark. If it doesn't start, you may have to install WinPcap first. For Mac OS, download an equivalent version from the Internet. Within Wireshark, click on Capture à Interfaces, and click on Start for the correct interface that has the corresponding IP address from previous step. Within Wireshark, click on Capture à Interfaces, and click on Start for the correct interface that has the corresponding IP address from previous step. At the command prompt type ping6 [IPv6 address of your computer]%4 and press ENTER. For Win718. use ping-6 [IPv6 address of your computer]%4. The IP address would look similar to fe8020c:70ff feb7:7dd9. Also, 4 is the interface # as you saw in your ipv6 during ipconfig, use the correct number in the place of 4 . At the command prompt type netsh interface ipv6 set address 4 2001:db8:1234:5678::2 (use the correct interface number in the place of 4 or netsh interface ipv6 set address "wireless network connection" 2001:db8:1234:5678::2) and press ENTER. s Verify the address by typing netsh interface ipv6 show address and press ENTER. For Mac OS, type ifconig - a. Record the IP address and types. You can verify the IPv6 ping by viewing the Wireshark output. You can filter the results to show the IPv6 related traffic by specifying ipv6 in the filter field on top just below menu and clicking Apply. . At the command prompt type netsh interface ipv6 reset and press ENTER.