# VK Cloud pfSense documentation

> Deploy and configure pfSense in VK Cloud - virtual machine setup, NAT configuration, OpenVPN for remote access, and firewall rule management

Source: https://opennix.org/en/docs/vk/vk-cloud-pfsense/

OPNsense is an open-source firewall and routing platform based on FreeBSD. It provides a comprehensive set of features, including:

- **Firewall and Network Security**: Offers a stateful firewall, NAT, and advanced monitoring and reporting tools.
- **VPN Support**: Provides support for various VPN technologies including IPsec, OpenVPN, and more.
- **High Availability**: Includes features like CARP for failover and load balancing.
- **Web Proxy and Filtering**: Provides proxy servers capabilities with filtering options.
- **Traffic Shaping and QoS**: Enables bandwidth management and traffic prioritization for optimized network performance.
- **Intrusion Detection and Prevention**: Includes built-in IDS/IPS tools to protect against network threats. 
- **Rich Plugin System**: Extendable with a wide range of plugins to enhance functionality.

OPNsense is known for its user-friendly interface, robust community support, and regular updates, making it a popular choice for both home and enterprise users.

## pfSense in VK Cloud Guides

- [pfSense as a NAT gateway in VK Cloud](/en/docs/vk/vk-cloud-pfsense/vk-cloud-pfsense-nat/) - NAT configuration, firewall rules, and network traffic routing
- [Configuring OpenVPN in pfSense](/en/docs/vk/vk-cloud-pfsense/openvpn-setup/) - OpenVPN server setup for secure remote access to VK Cloud infrastructure

## Related Sections

- [pfSense in Yandex Cloud](/en/docs/yc/pfsense/) - deploying pfSense on Yandex Cloud with Snort and Suricata IDS/IPS integration
- [OPNsense in VK Cloud](/en/docs/vk/vk-cloud-opnsense/) - alternative FreeBSD-based firewall for VK Cloud