labels that indicate a specific set of pods/VMs
on which a policy should be applied. The scope of label search is restricted to
the configuration namespace in which the resource is present.</p></td></tr></tbody></table></section><h2 id=PortSelector>PortSelector</h2><section><p>PortSelector is the criteria for specifying if a policy can be applied to
a listener having a specific port.</p><table class=message-fields><thead><tr><th>Field</th><th>Description</th></tr></thead><tbody><tr id=PortSelector-number><t