htstep, zipkin</code></td></tr><tr><td><code>global.policyCheckFailOpen</code></td><td><code>false</code></td><td><code>policyCheckFailOpen allows traffic in cases when the mixer policy service cannot be reached.Default is false which means the traffic is denied when the client is unable to connect to Mixer.</code></td></tr><tr><td><code>global.tracer.lightstep.address</code></td><td><code>""</code></td><td><code>example: lightstep-satellite:443</code></td></tr><tr><td><code>global.tracer.lightstep.accessTo