Palo Alto Networks
NGFW (Managed by Strata Cloud Manager) use the
dedicated non-standard port 3978 to
communicate with
Strata Cloud Manager by default. In PAN-OS 11.2, you can instead
configure
NGFW (Managed by Strata Cloud Manager)
onboarding to
Strata Cloud Manager to use
destination port 443 instead of port 3978. Ports 3978 and 443 offer the same
functionality for
NGFW (Managed by Strata Cloud Manager) and
Strata Cloud Manager communication.
However, port 443 offers some distinct advantages when managing your network
configurations, reducing your network attack surface, and implementing Security
policy rules and audits: