PAN-OS 7.1 Policy behavior change application-default In PAN-OS 7.1: when a security policy rule is configured with the Application setting 'Any' and the Service setting 'application-default', the rule Action is now applied only on the standard ports for any application. For example, if a security policy rule is configured to allow any application traffic on the default application ports, web-browsing is allowed only on port 80. In earlier PAN-OS release versions, the Service setting 'application-default' was not enforced when configured with the Application setting Any. As per my experiance i had changed all of security policy rules were configured with the Application Service setting 'application-default' to any to. https://live.paloaltonetworks.com/t5/Configuration-Articles/PAN-OS-7-1-Policy-behavior-change-application-default/ta-p/75664 https://live.paloaltonetworks.com/t5/Learning-Articles/Tips-amp-Tricks-What-Does-Application-default-Under-Service-Mean/ta-p/54167 https://www.paloaltonetworks.com/documentation/71/pan-os/pan-os-release-notes/pan-os-7-1-release-information/changes-to-default-behavior
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