New features and enhancements in version 4.3.8

Site-to-site IPsec tunnels with IPv6 traffic endpoints

The keepalive option can now be enabled on IPsec tunnels that have IPv6 traffic endpoints.

Static routes using router objects as gateways

Support reference 84239

In configurations that use a router object as the gateway for a static route without specifying the network interface used, this interface is determined dynamically so that it can be added to protected network interfaces.