Administrator wants to run the Global Protect VPN based on the best practices from a VDI environment.
Configuration and deployment of the pac file were both verified against best practices.
Cloud SWG
SEP RU 14.3
Web and Cloud Access protection component
The communication of certificate validation from the Global Protect VPN client goes over the IPv6 loopback adapter and fail.
The resolution is to set the IPv4 priority over the IPv6 under the workstation.
Prefer IPv4 over IPv6:
The IPv6 functionality can be configured by modifying the following registry key:
Microsoft Reference: Configure IPv6 for advanced users - Windows Server | Microsoft Learn