%{http_code}\n&#34;; done; done
sleep.legacy to httpbin.foo: 000
command terminated with exit code 56
sleep.legacy to httpbin.bar: 000
command terminated with exit code 56
</code></pre><div><aside class="callout tip"><div class=type><svg class="large-icon"><use xlink:href="/v1.2/img/icons.svg#callout-tip"/></svg></div><div class=content>Due to the way Envoy rejects plain-text requests, you will see <code>curl</code> exit code 56 (failure with receiving network data) in this case.</div></aside></div><p>This 