Protocol type
The protocol (HTTP, HTTPS or TCP) used to probe for endpoint health.
KnownProtocol can be used interchangeably with Protocol,
this enum contains the known values that the service supports.
Known values supported by the service
HTTP: Hypertext Transfer Protocol for health probing.
HTTPS: Hypertext Transfer Protocol Secure for health probing.
TCP: Transmission Control Protocol for health probing.
type Protocol = string
