Use an IPv6 address from the subnet assigned to your server.

1. Open the Network Adapter Settings

  1. Press Win + R, type ncpa.cpl, and press Enter.
  2. Right-click your active network adapter and select Properties.
  3. Select Internet Protocol Version 6 (TCP/IPv6) and click Properties.

2. Enter the IPv6 Settings

Select Use the following IPv6 address and enter:

Setting Value
IPv6 address Your IPv6 address, without /64
Subnet prefix length 64
Default gateway fe80::1

For example, if your assigned subnet is 2001:db8:1234:5678::/64, you can use 2001:db8:1234:5678::2. Replace this example with an address from your own subnet.

Select Use the following DNS server addresses and enter:

Setting Value
Preferred DNS server 2a01:4ff:ff00::add:1
Alternate DNS server 2a01:4ff:ff00::add:2

3. Save and Test

Click OK in both windows. Open Command Prompt and run:

ping -6 2606:4700:4700::1111

If you receive replies, IPv6 connectivity is working.