Based on our record, Azure Firewall seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
The voluntarily admit the following limitations on the page you linked: • ExpressRoute gateways CAN be used for IPv4-only traffic in a VNET with IPv6 enabled. Support for IPv6 traffic is on our roadmap. • VPN gateways CANNOT be used in a VNET with IPv6 enabled, either directly or peered with "UseRemoteGateway". • The Azure platform (AKS, etc.) does not support IPv6 communication for Containers. • IPv6-only Virtual... - Source: Hacker News / almost 3 years ago
pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more
Cisco DNA Center - Find and resolve network issues with Cisco DNA Center. Provides software-based network automation and assurance. Control and manage intent-based networks.
Palo Alto Next-Generation Firewall - Palo Alto Networks next-generation firewalls are architected to safely enable applications and prevent modern threats.
Palo Alto Networks Panorama - Greater visibility, tighter control, less effort. Panorama™ network security management simplifies management tasks while delivering comprehensive controls and deep visibility into network-wide traffic and security threats.
Comodo Firewall - Comodo Firewall Pro - Secure your system against internal attacks such as Trojan viruses /...
F5 Advanced Firewall Manager - Stop even the most massive and complex DDoS attacks with BIG-IP Advanced Firewall Manager: advanced data center protection against layer 3–4 threats.