Hi ameen,<br><br>please brief me about your relay agent?? is it router (cisco) ?? or any other make?? from the relay agent IP are you able to ping server IP address (vice-versa)..<br><br>regards<br>Arun.<br><br><div class="gmail_quote">
On Thu, Dec 15, 2011 at 6:50 PM, Arun Prasad <span dir="ltr"><<a href="mailto:prasad.nagappan@gmail.com">prasad.nagappan@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
hi aman,<br><br>what is your relay agent ip-address.. it should be in <span style="font-size:12.0pt;color:#984806">10.0.0.X</span><br><br><div class="gmail_quote"><div><div class="h5">On Thu, Dec 15, 2011 at 6:32 PM, <span dir="ltr"><<a href="mailto:ameen.shajahan@wipro.com" target="_blank">ameen.shajahan@wipro.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5">
<div link="blue" vlink="purple" lang="EN-IN">
<div>
<p class="MsoNormal"><span lang="EN-US">Hi all ,<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"> I am using ISC DHCP-4.2.3 code and testing the DHCPV4 server and relay.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"> Also I am using the default conf file.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"> Client and server communication happened successfully by sending DHCP discover , offer ,Request ,Ack messages.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"> But in relay there is some problem.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u><span style="color:red">My Scenario :<u></u><u></u></span></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> <span style="color:red">Server</span>------------eth0--------------<span style="color:red">relay</span>----------------------eth1-----------------------------<span style="color:red">Client</span><u></u><u></u></p>
<p class="MsoNormal"> 192.168.0.1 192.168.0.8 10.0.0.1<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u><u></u><span style="text-decoration:none"> </span><u></u></u></p>
<p class="MsoNormal"><u><span style="color:red">In Server Side<u></u><u></u></span></u></p>
<p class="MsoNormal"><u><u></u><span style="text-decoration:none"> </span><u></u></u></p>
<p class="MsoNormal"># route add default gateway 192.168.0.8<u></u><u></u></p>
<p class="MsoNormal"># route -n<u></u><u></u></p>
<p class="MsoNormal">Kernel IP routing table<u></u><u></u></p>
<p class="MsoNormal">Destination Gateway Genmask Flags Metric Ref Use Iface<u></u><u></u></p>
<p class="MsoNormal">192.168.0.0 0.0.0.0 255.255.255.0 U 0 0 0 ixp0<u></u><u></u></p>
<p class="MsoNormal">0.0.0.0 192.168.0.8 0.0.0.0 UG 0 0 0 ixp0<u></u><u></u></p>
<p class="MsoNormal"># ./dhcpd -4 -d -f -cf /etc/dhcpd.conf -lf /var/db/dhcpd.leases ixp0<u></u><u></u></p>
<p class="MsoNormal">Internet Systems Consortium DHCP Server 4.2.3<u></u><u></u></p>
<p class="MsoNormal">Copyright 2004-2011 Internet Systems Consortium.<u></u><u></u></p>
<p class="MsoNormal">All rights reserved.<u></u><u></u></p>
<p class="MsoNormal">For info, please visit <a href="https://www.isc.org/software/dhcp/" target="_blank">https://www.isc.org/software/dhcp/</a><u></u><u></u></p>
<p class="MsoNormal">Wrote 0 class decls to leases file.<u></u><u></u></p>
<p class="MsoNormal">Wrote 0 deleted host decls to leases file.<u></u><u></u></p>
<p class="MsoNormal">Wrote 0 new dynamic host decls to leases file.<u></u><u></u></p>
<p class="MsoNormal">Wrote 2 leases to leases file.<u></u><u></u></p>
<p class="MsoNormal">Listening on LPF/ixp0/00:60:43:60:ca:99/<a href="http://192.168.0.0/24" target="_blank">192.168.0.0/24</a><u></u><u></u></p>
<p class="MsoNormal">Sending on LPF/ixp0/00:60:43:60:ca:99/<a href="http://192.168.0.0/24" target="_blank">192.168.0.0/24</a><u></u><u></u></p>
<p class="MsoNormal">Sending on Socket/fallback/fallback-net<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u><span style="color:red"><u></u><span style="text-decoration:none"> </span><u></u></span></u></p>
<p class="MsoNormal"><u><span style="color:red">In Relay Side<u></u><u></u></span></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"># route add default gateway 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal"># route -n<u></u><u></u></p>
<p class="MsoNormal">Kernel IP routing table<u></u><u></u></p>
<p class="MsoNormal">Destination Gateway Genmask Flags Metric Ref Use Iface<u></u><u></u></p>
<p class="MsoNormal">192.168.0.0 0.0.0.0 255.255.255.0 U 0 0 0 ixp0<u></u><u></u></p>
<p class="MsoNormal">10.0.0.0 0.0.0.0 255.0.0.0 U 0 0 0 ixp1<u></u><u></u></p>
<p class="MsoNormal">0.0.0.0 192.168.0.1 0.0.0.0 UG 0 0 0 ixp0<u></u><u></u></p>
<p class="MsoNormal"># ./dhcrelay -4 -d -i ixp1 -i ixp0 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Internet Systems Consortium DHCP Relay Agent 4.2.3<u></u><u></u></p>
<p class="MsoNormal">Copyright 2004-2011 Internet Systems Consortium.<u></u><u></u></p>
<p class="MsoNormal">All rights reserved.<u></u><u></u></p>
<p class="MsoNormal">For info, please visit <a href="https://www.isc.org/software/dhcp/" target="_blank">https://www.isc.org/software/dhcp/</a><u></u><u></u></p>
<p class="MsoNormal">Listening on LPF/ixp0/00:60:43:80:41:92<u></u><u></u></p>
<p class="MsoNormal">Sending on LPF/ixp0/00:60:43:80:41:92<u></u><u></u></p>
<p class="MsoNormal">Listening on LPF/ixp1/00:60:43:80:41:93<u></u><u></u></p>
<p class="MsoNormal">Sending on LPF/ixp1/00:60:43:80:41:93<u></u><u></u></p>
<p class="MsoNormal">Sending on Socket/fallback<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal">Forwarded BOOTREQUEST for 00:40:05:1e:07:0f to 192.168.0.1<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><b><u><span style="color:red" lang="EN-US">In Client side<u></u><u></u></span></u></b></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">C:\Documents and Settings\admin>ipconfig /renew<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">Windows IP Configuration<u></u><u></u></span></p>
<p class="MsoNormal"><b><span style="color:red" lang="EN-US"><u></u> <u></u></span></b></p>
<p class="MsoNormal"><b><span style="color:red" lang="EN-US">An error occurred while renewing interface Remote : unable to contact your DHCP<u></u><u></u></span></b></p>
<p class="MsoNormal"><b><span style="color:red" lang="EN-US">server. Request has timed out.<u></u><u></u></span></b></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">C:\Documents and Settings\admin><u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">I<b><span style="color:#7030a0"> have added the below subnets in the conf file. Please have a look.<u></u><u></u></span></b></span></p>
<p class="MsoNormal"><b><span style="color:#7030a0" lang="EN-US"><u></u> <u></u></span></b></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806">subnet 192.168.0.0 netmask 255.255.255.0 {<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> option subnet-mask 255.255.255.0;<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> range dynamic-bootp 192.168.0.30 192.168.0.49;<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> option domain-name "<a href="http://test.com" target="_blank">test.com</a>";<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> default-lease-time 86400;<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> max-lease-time 86400;<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> min-lease-time 86400;<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> }<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> subnet 10.0.0.0 netmask 255.255.255.0 {<u></u><u></u></span></p>
<pre><span style="font-size:12.0pt;font-family:"Calibri","sans-serif";color:#984806"> <u></u><u></u></span></pre>
<pre><span style="font-size:12.0pt;font-family:"Calibri","sans-serif";color:#984806"> option routers 10.0.0.1;<u></u><u></u></span></pre>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> option subnet-mask 255.255.255.0;<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> range dynamic-bootp 10.0.0.30 10.0.0.49;<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#984806"> }<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">
<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:#002060" lang="EN-US">From the server side I had ping manually to eth1 side of relay. But it is not pinging to eth1 side of relay.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#002060" lang="EN-US">ping 10.0.0.1<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:#984806" lang="EN-US">Even though I have added the statement in the server side
</span><span style="color:#984806">route add default gateway 192.168.0.8<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">What should I change?<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">Where would be the problem actually??<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">Please let me know.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">Where the problem actually.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">Regards,<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US">Ameen S<u></u><u></u></span></p>
<p class="MsoNormal"><u></u> <u></u></p>
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