Ports

• 4317 and 4318 for the OTLP gRPC and HTTP APIs respectively.
• 8888 hosts an OpenMetrics endpoint at /metrics.
• 9411 hosts the Zipkin collector.
• 13133 is the default port for the healthcheck extension.
• 14250 for Jaeger gRPC.
• 14268 for Jaeger Thrift.
• 55678 is used for OpenCensus.
• 55679 hosts the zPages extension.