Vultr Customer Portal

1. Navigate to Products and click Compute.
2. Click your target Vultr Cloud Compute instance to open its management page.
3. Navigate to the Settings tab.
4. Click IPv4 on the left navigation menu.
5. Click Enable VPC.
6. Click Enable VPC in the confirmation prompt to apply the changes.
7. Click Attach VPC in the confirmation prompt to apply changes to your instance.

Vultr API

1. Send a GET request to the List Instances endpoint and note your target instance’s ID.
   console

   $ curl "https://api.vultr.com/v2/instances" \
     -X GET \
     -H "Authorization: Bearer ${VULTR_API_KEY}"
   

2. Send a GET request to the List VPCs endpoint to list all available VPCs and note the target VPC network ID.
   console

   $ curl "https://api.vultr.com/v2/vpcs" \
     -X GET \
     -H "Authorization: Bearer ${VULTR_API_KEY}"
   

3. Send a POST request to the Attach VPC to Instance endpoint to attach the VPC network to the instance.
   console

   $ curl "https://api.vultr.com/v2/instances/{instance-id}/vpcs/attach" \
     -X POST \
     -H "Authorization: Bearer ${VULTR_API_KEY}" \
     -H "Content-Type: application/json" \
     --data '{
       "vpc_id": "<vpc-id>"
     }'

Vultr CLI

1. List all available instances and note your target instance’s ID.
   console

   $ vultr-cli instance list
   

2. List all available VPC networks and note the target VPC network ID.
   console

   $ vultr-cli vpc list
   

3. Attach the VPC network to the instance.
   console

   $ vultr-cli instance vpc attach <instance-id> <vpc-id>

Terraform

1. Open your Terraform configuration for the existing Cloud Compute instance.
2. Create (or reference) a VPC network and attach it to the instance.
   terraform

   # Create a new VPC network
   resource "vultr_vpc" "private_net" {
       region      = "del"
       description = "Private network for CC workloads"
   }
   
   # Attach the VPC network to the Cloud Compute instance
   resource "vultr_instance" "cc" {
       # ...existing fields (region, plan, os_id, label, etc.)
       label     = "cc-instance-1"
       region    = "del"
       plan      = "vc2-2c-4gb"
       os_id     = 2284
       vpc_ids  = [vultr_vpc.private_net.id]
   }
   

3. Apply the configuration and observe the following output:

   Apply complete! Resources: 2 added, 0 changed, 0 destroyed.