><meta name=keywords content="microservices,services,mesh,monitoring,blackhole,passthrough"><meta property="og:title" content="监控被阻止的和透传的外部服务流量"><meta property="og:type" content="website"><meta property="og:description" content="如何使用 Istio 去监控被阻止的和透传的外部服务流量。"><meta property="og:url" content="/v1.15/zh/blog/2019/monitoring-external-service-traffic/"><meta property="og:image" content="https://raw.githubusercontent.com/istio/istio.io/m