Enable IPv6 on Oracle Cloud Infrastructure

By HKL, on Sunday 2022-12-11 16:22, tagged: 🏷️Linux 🏷️Operating

In this post, Talking about how to enable IPv6 on Oracle Cloud environment and how to assign IPV6 address to your VPS.

（1）Enable IPv6:

Change to CIDR Blocks page , then click Add IPv6 CIDR Block button to add a new IPv6 block in.

You will get a pop up window to confirm you want to enable ipv6. Click Confirm to continue.

After you confirmed to enable ipv6 support, a new ipv6 segment (/56 block) will be assigned to you.

（2）Create IPv6 Subnet:

1.Click the existing subnet for Resources panel’s Subnets page:

Enter a new HEX character between 00-FF to assign a /64 subnet from a block /56.

（3）Create Security Rules for Ingress and Egress IPv6 Traffic:

Ingress rule for all IPv6 Traffic:

Egress rule for all IPv6 Traffic:

（4）Default IPv6 Route:

In your Route Rules, there is already one IPv4 default route in place.

We will also need to add a default IPv6 route in. The option is same concept as your ipv4 default route.

Since it is for all ipv6 traffic, destination CIDR block is ::/0.

（5）Assign An IPv6 Address to your instance:

Go to you instance’s configuration page, which you will find Resources panel at the left of page.

Click Attached VNICs, then choose existing VNIC to click.

You can assign a new ipv6 or randomly let OCI assign one for you without entering anything, just click Assign button:

After a couple of seconds, one IPv6 address will be assigned to your VNIC.

（6）Acquire This IPv6 Address From Your VPS:

REF: