Specifies how port is selected for health checking, can be one of
following values: USE_FIXED_PORT: The port number in port is used
for health checking. USE_NAMED_PORT: The portName is used for health
checking. USE_SERVING_PORT: For NetworkEndpointGroup, the port
specified for each network endpoint is used for health checking. For
other backends, the port or named port specified in the Backend
Service is used for health checking.
If not specified, HTTP health check follows behavior specified in
port and portName fields.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-07-02 UTC."],[],[]]