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<body class='hmmessage'><div dir='ltr'>I would like to verify my understanding keeping in mind I have a one master and one slave computer.<div><br></div><div>When the master gets the low batt/noAC signal it initiates a broadcast packet(s) on port 3493.</div><div><br></div><div>1) Is this correct?</div><div><br></div><div>Then the slave computer must have this port open and it listens on this port for the shut-down command.</div><div><br></div><div>2) Is this correct?</div><div><br></div><div>On the slave if I run the following:</div><div><br></div><div><pre class="code" style="padding: 0.5em; margin-top: 0px; font-size: 12.6666669845581px; border: 1px dashed rgb(140, 172, 187); overflow: auto; text-align: justify; background-color: rgb(247, 249, 250);"><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;">steve@MyDesktop:~$ nmap -p 3493 192.168.0.6</div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;"><br></div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;">Starting Nmap 6.40 ( http://nmap.org ) at 2014-11-09 15:42 EST</div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;">Nmap scan report for 192.168.0.6</div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;">Host is up (0.00013s latency).</div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;">PORT STATE SERVICE</div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;">3493/tcp closed nut</div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;"><br></div><div style="font-family: Calibri, sans-serif; font-size: 16px; text-align: start; white-space: normal;">Nmap done: 1 IP address (1 host up) scanned in 11.06 seconds</div></pre></div><div><br></div><div>Which tells me this port is configured for nut but it is closed?</div><div><br></div><div>I have rebooting and starting and stopping the service using:</div><div><br></div><div><pre class="code" style="padding: 0.5em; margin-top: 0px; font-size: 12.6666669845581px; border: 1px dashed rgb(140, 172, 187); overflow: auto; text-align: justify; background-color: rgb(247, 249, 250);">sudo service ups-monitor stop
sudo service ups-monitor start</pre></div><div>But it remains closed.</div><div><br></div><div>3) Assuming this should be open how do I fix this?</div><div><br></div><div><br></div><div>Thank you for any help - Steve</div><div><div><div><br></div></div></div> </div></body>
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