<p>Just to complete this thread, there is a reply on our development mailing list (<a href="https://www.monitoring-plugins.org/archive/devel/2015-August/010055.html">https://www.monitoring-plugins.org/archive/devel/2015-August/010055.html</a>):</p>

<p>"It should still connect when you use auto-negotiation."</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br><a href="https://github.com/monitoring-plugins/monitoring-plugins/issues/1338#issuecomment-140334448">Reply to this email on GitHub</a>.<img alt="" height="1" src="https://github.com/notifications/beacon/AFQl2UQGnRbiTy7jqLEBT4PC9cr4bG-mks5ox9pBgaJpZM4EXI0C.gif" width="1" /></p>
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