---
title: "How-To - VPC"
description: "Exoscale VPC how-to guides: cross-Subnet communication, VPC and Subnet routes, routing through appliances and isolating Subnets from each other."
url: https://community.exoscale.com/product/networking/vpc/how-to/
product: "VPC"
section: product
last_updated: 2026-10-26
---
> For AI agents: the documentation index is at https://community.exoscale.com/llms.txt. Every page is available as markdown at `<page URL>index.md` or with `Accept: text/markdown`.

# How-To - VPC

Step-by-step guides to configure the service and use specific features, with clear instructions for common tasks and problem solving.

- [Cross Subnet Communication](https://community.exoscale.com/product/networking/vpc/how-to/cross-subnet-communication/index.md) - How to communicate between instances on different subnets of the same VPC
- [Using Routing Rules](https://community.exoscale.com/product/networking/vpc/how-to/using-routing-rules/index.md) - How VPC and Subnet routes work, how a route is selected, and how to steer traffic through an appliance or isolate Subnets.
- [Inspect VPC Subnet Attachments](https://community.exoscale.com/product/networking/vpc/how-to/inspect-subnet-attachments/index.md) - List the instances attached to a VPC Subnet and check the network interface and DHCP configuration inside an instance.