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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'>I would recommend sniffing the traffic and see if the DHCP
server is able to provide all the options the printer is requesting….if it
does, then the fault likely falls with the printer, and you should follow up
with the print manufacturer.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'>You should also read this thread in the archive about problems
with some models of HP printers (Laserjet 2600/1022/6310, Photosmart C5180,
Officejet 7780):<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'><a href="http://marc.info/?l=dhcp-users&m=121629724316195&w=2">http://marc.info/?l=dhcp-users&m=121629724316195&w=2</a><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'>Regards,<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'>Frank<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
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<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
dhcp-users-bounce@isc.org [mailto:dhcp-users-bounce@isc.org] <b>On Behalf Of </b>li
jun<br>
<b>Sent:</b> Saturday, July 26, 2008 1:18 AM<br>
<b>To:</b> dhcp-users@isc.org<br>
<b>Subject:</b> some printer can not obtain IP address<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<div>
<p class=MsoNormal><span style='font-family:"MS Mincho","serif"'>Today
morning,something happened strangely,all the PC can obtain IP address as
usual from the DHCP server,but some printers can not. </span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"MS Mincho","serif"'>I looked up
the log and found some log repeated as flowing: </span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal> <o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:SimSun'>Jul 26
09:21:41 dhcp-svr dhcpd: DHCPREQUEST for 10.96.36.181 from 00:c0:ee:60:fd:4b
(design_scaner) via 10.96.36.189</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:SimSun'>Jul 26
09:21:41 dhcp-svr dhcpd: DHCPACK on 10.96.36.181 to 00:c0:ee:60:fd:4b
(design_scaner) via 10.96.36.189<br>
Jul 26 09:21:41 dhcp-svr dhcpd: bind update on 10.96.36.181 got ack from
dhcpd-failover: xid mismatch.</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:SimSun'>09:21:42
dhcp-svr dhcpd: DHCPREQUEST for 10.96.36.181 from 00:c0:ee:60:fd:4b
(design_scaner) via 10.96.36.189<br>
Jul 26 09:21:42 dhcp-svr dhcpd: DHCPACK on 10.96.36.181 to 00:c0:ee:60:fd:4b
(design_scaner) via 10.96.36.189<br>
Jul 26 09:21:42 dhcp-svr dhcpd: bind update on 10.96.36.181 got ack from dhcpd-failover:
xid mismatch.</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal> <o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"MS Mincho","serif"'>as
the above logs shows,the printer(design_scaner) had obtained its
ip,but why it ask a ip address continously </span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal> <o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"MS Mincho","serif"'>and here also
a printer(hd03107) that can not obtain IP address's log:</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal> <o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:SimSun'>Jul 26
10:19:11 dhcp-svr dhcpd: DHCPDISCOVER from 00:01:e6:9e:5e:97 (hd03107) via
10.96.37.189<br>
Jul 26 10:19:12 dhcp-svr dhcpd: DHCPOFFER on 10.96.37.154 to 00:01:e6:9e:5e:97
(hd03107) via 10.96.37.189</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt'><br>
</span><span style='font-size:10.0pt;font-family:SimSun'>Jul 26 10:25:25
dhcp-svr dhcpd: DHCPDISCOVER from 00:01:e6:9e:5e:97 (hd03107) via 10.96.37.189<br>
Jul 26 10:25:26 dhcp-svr dhcpd: DHCPOFFER on 10.96.37.154 to 00:01:e6:9e:5e:97
(hd03107) via 10.96.37.189</span><span style='font-size:10.0pt'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt'><br>
</span><span style='font-size:10.0pt;font-family:SimSun'>Jul 26 10:25:29
dhcp-svr dhcpd: DHCPDISCOVER from 00:01:e6:9e:5e:97 (hd03107) via 10.96.37.189<br>
Jul 26 10:25:29 dhcp-svr dhcpd: DHCPOFFER on 10.96.37.154 to 00:01:e6:9e:5e:97
(hd03107) via 10.96.37.189</span><span style='font-size:10.0pt'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt'> <o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"MS Mincho","serif"'>In a
normal condition ,the client(hd03107) should send a DHCPREQUEST message
after the server's DHCPOFFER message's arrival.but the client started a new
process,who can tell</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"MS Mincho","serif"'>why<span
lang=JA>？</span></span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal> <o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><span style='font-family:"MS Mincho","serif"'>Thanks in
advance</span><o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<p> <o:p></o:p></p>
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<p class=MsoNormal> <o:p></o:p></p>
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<p class=MsoNormal><o:p> </o:p></p>
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