<PackageReference Include="Serilog.Sinks.OpenTelemetry" Version="4.2.0" />

Serilog.Sinks.OpenTelemetry.OtlpProtocol

public enum OtlpProtocol
Defines the OTLP protocol to use when sending OpenTelemetry data.
namespace Serilog.Sinks.OpenTelemetry { public enum OtlpProtocol { Grpc, HttpProtobuf } }