protocol

The backend protocol. Valid values:

• HTTP: allows you to associate an HTTPS, HTTP, or QUIC listener with the server group. This is the default value.

• HTTPS: allows you to associate HTTPS listeners with backend servers.

• gRPC: allows you to associate an HTTPS or QUIC listener with the server group.

NOTE: You do not need to specify a backend protocol if you set ServerGroupType to Fc.