<div dir="ltr"><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><a name="_GoBack"></a><span style="font-size:10pt;font-family:Arial,sans-serif">Hello dhcp-users</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><br></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt"><font face="Arial, sans-serif"><span style="font-size:13.3333px">Sorry if this posts is redundant. I first sent it using the wrong mailaddress</span></font></p><p class="MsoNormal" style="margin:0cm 0cm 0.0001pt"><font face="Arial, sans-serif"><span style="font-size:13.3333px"><br></span></font></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Today we faces a strange issue. Our dhcp server was
working fine when we checked the log files but the server did not hand </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">out any ip addresses. After consulting the logs we
found several “issues”</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><b><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">background:</span></b></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">We have two servers in an active – cold standby
scenario. Both servers have the same config and the same lease time </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">(copied with rsync after a server restart). Only one
server is active, the other server is ready that we can put them into
production </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">if the server 1 fails.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Our provisioning system creates a config snippet with
classes and host statements. At the end of the file we write down the </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">number of lines in this include file. </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">The server checks every 5 min if we have a new file.
If so we put all the different snippets into one file (after checking that we </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">still have the same number of lines) and makes a diff
of the running and the new dhcpd.conf. If we have differences, we restart the
dhcpd. </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">In the configuration we have a global on commit statement,
that checks the ip range the request is coming from. </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">If it is from <a href="http://10.21.0.0/16">10.21.0.0/16</a> or <a href="http://10.23.0.0/16">10.23.0.0/16</a> we execute
a php-script which generates a config file, that then can be downloaded via
tftp. </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Otherwise we don’t execute anything.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><b><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">dhcpd.logs</span></b></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><b><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""># everything was working fine</span></b></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:57:37 FTTH-DHCP-01 dhcpd: on commit
statement for 026004 10.21.15.152 0:1e:80:1c:b7:1e</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:57:37 FTTH-DHCP-01 dhcpd: execute_statement
argv[0] = /usr/local/bin/php</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:57:37 FTTH-DHCP-01 dhcpd: execute_statement
argv[1] = /etc/scripts/provisioning/createCfgFile.php</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:57:37 FTTH-DHCP-01 dhcpd: execute_statement
argv[2] = -c026004</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:57:37 FTTH-DHCP-01 dhcpd: execute_statement
argv[3] = -i10.21.15.152</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><b><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""># planed service restart</span></b></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:58:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:58:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:58:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 11:58:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:03:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:03:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:03:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:03:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:08:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:08:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:08:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:08:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:13:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:13:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:13:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:13:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:18:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:18:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:18:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:18:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:23:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:23:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:23:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:23:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:28:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:28:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:28:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:28:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:33:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:33:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:33:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:33:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:38:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:38:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:38:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:38:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:43:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:43:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:43:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:43:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:48:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:48:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:48:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:48:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:53:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:53:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:53:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:53:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:58:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:58:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:58:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 12:58:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:03:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:03:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:03:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:03:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:08:04 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:08:04 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:08:04 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:08:04 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:14 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:14 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:14 FTTH-DHCP-01 dhcpd: All rights reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:14 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><b><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""># here we realised that the issue is the
dhcp server and restarted the daemon by hand.</span></b></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:19 FTTH-DHCP-01 dhcpd: Internet Systems
Consortium DHCP Server 4.3.6-P1</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:19 FTTH-DHCP-01 dhcpd: Copyright
2004-2018 Internet Systems Consortium.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:19 FTTH-DHCP-01 dhcpd: All rights
reserved.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:19 FTTH-DHCP-01 dhcpd: For info, please
visit <a href="https://www.isc.org/software/dhcp/" style="color:blue">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 0 class
decls to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 0 deleted
host decls to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 0 new
dynamic host decls to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 8909 leases
to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce3/98:4b:e1:75:f1:3e/<a href="http://10.255.254.32/29">10.255.254.32/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce3/98:4b:e1:75:f1:3e/<a href="http://10.255.254.32/29">10.255.254.32/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce2/98:4b:e1:75:f1:3c/<a href="http://10.255.254.24/29">10.255.254.24/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce2/98:4b:e1:75:f1:3c/<a href="http://10.255.254.24/29">10.255.254.24/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce1/98:4b:e1:75:f1:56/<a href="http://10.255.254.16/29">10.255.254.16/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce1/98:4b:e1:75:f1:56/<a href="http://10.255.254.16/29">10.255.254.16/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce0/98:4b:e1:75:f1:54/<a href="http://10.20.0.0/24">10.20.0.0/24</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce0/98:4b:e1:75:f1:54/<a href="http://10.20.0.0/24">10.20.0.0/24</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on Socket/fallback/fallback-net</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Server starting
service.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><b><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New""># now everything seems to be normal
again</span></b></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: CC DHCPDISCOVER
from 1:0:1e:80:1d:12:85 for 185.82.206.252 via </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: KM DHCPDISCOVER
from 1:0:1e:80:1d:12:85 for 185.82.206.252 via gaswWAL002 eth 000016/012:0804</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: vendor-class-id:
'i6800' - 1:0:1e:80:1d:12:85 - 'i6800' </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: agent.circuit-id
(0, 32): 'gaswWAL002 eth 000016/012:0804' from 1:0:1e:80:1d:12:85</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Between 11:58 and 13:11 there was no dhcpd «running»
alltough </span><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">/usr/local/etc/rc.d/isc-dhcpd status </span><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">was reporting the daemon is running</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Normaly if we restart the server we have the following
lines in the log</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 0 class
decls to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 0 deleted
host decls to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 0 new
dynamic host decls to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Wrote 8909 leases
to leases file.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce3/98:4b:e1:75:f1:3e/<a href="http://10.255.254.32/29">10.255.254.32/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce3/98:4b:e1:75:f1:3e/<a href="http://10.255.254.32/29">10.255.254.32/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce2/98:4b:e1:75:f1:3c/<a href="http://10.255.254.24/29">10.255.254.24/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce2/98:4b:e1:75:f1:3c/<a href="http://10.255.254.24/29">10.255.254.24/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce1/98:4b:e1:75:f1:56/<a href="http://10.255.254.16/29">10.255.254.16/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce1/98:4b:e1:75:f1:56/<a href="http://10.255.254.16/29">10.255.254.16/29</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Listening on
BPF/bce0/98:4b:e1:75:f1:54/<a href="http://10.20.0.0/24">10.20.0.0/24</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on BPF/bce0/98:4b:e1:75:f1:54/<a href="http://10.20.0.0/24">10.20.0.0/24</a></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Sending
on Socket/fallback/fallback-net</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:"Courier New"">Oct 11 13:11:21 FTTH-DHCP-01 dhcpd: Server starting
service.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">During the “down-time” these log lines were not
reported.</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">That our management has some fancy graphs, we parse
the dhcpd-pools output and put that data into an rrd. </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><br></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">(If the mailinglist drops the image attached: we have about 3k
active and 277 free leases. Around 12:00 the server immediately reported 223
active but 2995 free leases). The whole server has about 9k leases </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">On all our “bigger” ip pools we have a similar graph.
At 12:00 the active leases dropped significantly and the free leases jumped up.
So dhcpd pools also saw a problem too…</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><br></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">This is the first time we have such an issue and we
use the isc-dhcp since version 3.x. Currently we run 4.3.6-p1 on a FreeBSD 11.1
AMD64</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Does anyone has an idea what happened? Or how we can
“protect” us against this one?</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">My first idea is to grep for the “Listening on…” or
“Server starting service.” Line in the logs and do the restart again if me miss
the line. But since a normal restart from cron didn’t help (12:03, 12:08,
12:13, …) I’m not sure. The only alternative I see (atm) is to send an sms or
email if we miss the “starting service line”</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Any help is appreciated</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif"> </span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">/BR</span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0.0001pt;font-size:11pt;font-family:Calibri,sans-serif"><span lang="EN-GB" style="font-size:10pt;font-family:Arial,sans-serif">Philippe</span></p></div>