> ## Documentation Index
> Fetch the complete documentation index at: https://docs.nebius.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Virtual Networks

Virtual Networks is a service that provides networking resources, such as subnets and pools. The service allows you to create Nebius AI Cloud resources within a configured networking infrastructure. You can either use the default resources of Virtual Networks or create your own.

The service is available in all [Nebius AI Cloud regions](/overview/regions/).

<CardGroup cols={2}>
  <Card title="About Virtual Networks" icon="link" href="/vpc/overview">
    Get familiar with Virtual Networks resources, including the default ones
  </Card>

  <Card title="Networking" icon="link" href="/vpc/networking/resources">
    Find out how to get a network or subnet ID, and how to isolate resources via networks
  </Card>

  <Card title="Addressing" icon="link" href="/vpc/addressing/available-addresses">
    Learn more about default CIDR blocks and management of IP addresses
  </Card>

  <Card title="Routing" icon="link" href="/vpc/routing/overview">
    Explore how to customize routing for advanced network setups, such as NAT gateways
  </Card>

  <Card title="Security groups" icon="link" href="/vpc/security-groups/overview">
    Learn how to set up a firewall for your Compute virtual machines
  </Card>

  <Card title="Nebius VPN Gateway" icon="link" href="/vpc/nebius-vpn-gateway">
    Establish site-to-site VPN connectivity with external networks through an IPsec gateway
  </Card>
</CardGroup>