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--></style></head><body lang="EN-IN" link="blue" vlink="purple"><div class="WordSection1"><p class="MsoNormal"><span style="color:#1F497D"> </span></p><p class="MsoNormal"><span style="color:#1F497D">You could actually verify if there is any handling for IPv6 in your dhclient-script. </span></p>
<p class="MsoNormal"><span style="color:#1F497D">I see that you have specified “</span>/usr/local/etc/dhclient-script” in your dhclient .conf file.</p><p class="MsoNormal"> </p><p class="MsoNormal">So you might want to have a look into this script to see if there is any handling of this sort (as below); and if not you could add the same at the end of the script.</p>
<p class="MsoNormal"><span style="color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">###</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">### DHCPv6 Handlers</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">###</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">if [ x$reason = xPREINIT6 ] ; then</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> # Ensure interface is up.</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> ${ip} link set ${interface} up</span></p><p class="MsoNormal">
<span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> # Remove any stale addresses from aborted clients.</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> ${ip} -f inet6 addr flush dev ${interface} scope global permanent</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 0</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">fi</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">if [ x${old_ip6_prefix} != x ] || [ x${new_ip6_prefix} != x ] ; then</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> echo Prefix ${reason} old=${old_ip6_prefix} new=${new_ip6_prefix}</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 0</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">fi</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">if [ x$reason = xBOUND6 ] ; then</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> if [ x${new_ip6_address} = x ] || [ x${new_ip6_prefixlen} = x ] ; then</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 2;</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> fi</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> ${ip} -f inet6 addr add ${new_ip6_address}/${new_ip6_prefixlen} \</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> dev ${interface} scope global</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> # Check for nameserver options.</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> make_resolv_conf</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 0</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">fi</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">if [ x$reason = xRENEW6 ] || [ x$reason = xREBIND6 ] ; then</span></p><p class="MsoNormal">
<span style="font-size:8.0pt;color:#1F497D"> if [ x${new_ip6_address} = x ] || [ x${new_ip6_prefixlen} = x ] ; then</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 2;</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> fi</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> ${ip} -f inet6 addr add ${new_ip6_address}/${new_ip6_prefixlen} \</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> dev ${interface} scope global</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal">
<span style="font-size:8.0pt;color:#1F497D"> # Make sure nothing has moved around on us.</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> # Nameservers/domains/etc.</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> if [ "x${new_dhcp6_name_servers}" != "x${old_dhcp6_name_servers}" ] ||</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> [ "x${new_dhcp6_domain_search}" != "x${old_dhcp6_domain_search}" ] ; then</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> make_resolv_conf</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> fi</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 0</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">fi</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">if [ x$reason = xDEPREF6 ] ; then</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> if [ x${new_ip6_prefixlen} = x ] ; then</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 2;</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> fi</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> ${ip} -f inet6 addr change ${new_ip6_address}/${new_ip6_prefixlen} \</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> dev ${interface} scope global preferred_lft 0</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 0</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">fi</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">if [ x$reason = xEXPIRE6 -o x$reason = xRELEASE6 -o x$reason = xSTOP6 ] ; then</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> if [ x${old_ip6_address} = x ] || [ x${old_ip6_prefixlen} = x ] ; then</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 2;</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> fi</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> ${ip} -f inet6 addr del ${old_ip6_address}/${old_ip6_prefixlen} \</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> dev ${interface}</span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D"> exit_with_hooks 0</span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:#1F497D">fi</span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p><p class="MsoNormal">
<span style="color:#1F497D">Regards,</span></p><p class="MsoNormal"><span style="color:#1F497D">Vikram</span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p><div><div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> dhcp-users-bounces+vikram.agrawal=<a href="mailto:ipinfusion.com@lists.isc.org">ipinfusion.com@lists.isc.org</a> [mailto:<a href="mailto:dhcp-users-bounces%2Bvikram.agrawal">dhcp-users-bounces+vikram.agrawal</a>=<a href="mailto:ipinfusion.com@lists.isc.org">ipinfusion.com@lists.isc.org</a>] <b>On Behalf Of </b><a href="mailto:ameen.shajahan@wipro.com">ameen.shajahan@wipro.com</a><br>
<b>Sent:</b> 24 November 2011 18:58<br><b>To:</b> <a href="mailto:dhcp-users@lists.isc.org">dhcp-users@lists.isc.org</a><br><b>Subject:</b> RE: query regarding isc dhcpv6 client and server</span></p></div></div><p class="MsoNormal">
</p><p class="MsoNormal"><span style="color:#1F497D">Vikram ,</span></p><p class="MsoNormal"><span style="color:#1F497D"> You said that there is no handlers for DHCPv6 support in default script.</span></p>
<p class="MsoNormal"><span style="color:#1F497D"> I would like to know where exactly the patch file should be added. Please let me know.</span></p><p class="MsoNormal"><span style="color:#1F497D"> Also I want to know which portion of the script to be added .</span></p>
<p class="MsoNormal"><span style="color:#1F497D">Thanks,</span></p><p class="MsoNormal"><span style="color:#1F497D">Ameen S</span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p><div><div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> dhcp-users-bounces+ameen.shajahan=<a href="mailto:wipro.com@lists.isc.org">wipro.com@lists.isc.org</a> [mailto:<a href="mailto:dhcp-users-bounces%2Bameen.shajahan">dhcp-users-bounces+ameen.shajahan</a>=<a href="mailto:wipro.com@lists.isc.org">wipro.com@lists.isc.org</a>] <b>On Behalf Of </b>Vikram Agrawal<br>
<b>Sent:</b> 24 November 2011 14:08<br><b>To:</b> Users of ISC DHCP<br><b>Subject:</b> RE: query regarding isc dhcpv6 client and server</span></p></div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="color:#1F497D">My Best guess is that your dhclient-script does not have handlers for DHCPv6 support. So kindly check on the same.</span></p><p class="MsoNormal"><span style="color:#1F497D">The default script with the ISC DHCP package does not provide that. Probably this link should help </span><a href="http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=635897">http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=635897</a></p>
<p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1F497D"> </span></p><p class="MsoNormal"><span style="color:#1F497D">Regards,</span></p><p class="MsoNormal"><span style="color:#1F497D">Vikram</span></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span></p><div><div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm"><p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> dhcp-users-bounces+vikram.agrawal=<a href="mailto:ipinfusion.com@lists.isc.org">ipinfusion.com@lists.isc.org</a> [mailto:<a href="mailto:dhcp-users-bounces%2Bvikram.agrawal">dhcp-users-bounces+vikram.agrawal</a>=<a href="mailto:ipinfusion.com@lists.isc.org">ipinfusion.com@lists.isc.org</a>] <b>On Behalf Of </b><a href="mailto:ameen.shajahan@wipro.com">ameen.shajahan@wipro.com</a><br>
<b>Sent:</b> 24 November 2011 13:15<br><b>To:</b> <a href="mailto:dhcp-users@lists.isc.org">dhcp-users@lists.isc.org</a><br><b>Subject:</b> RE: query regarding isc dhcpv6 client and server</span></p></div></div><p class="MsoNormal">
</p><p class="MsoNormal"><span style="color:#1F497D">Hi Vikram,</span></p><p class="MsoNormal"><span style="color:#1F497D"> I have send the conf file for client and server</span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="color:red">SERVER – Conf file (dhcpd-dhcpv6.conf)</span></p><p class="MsoNormal"><span style="color:red"> </span></p><p class="MsoNormal"># Server configuration file example for DHCPv6</p>
<p class="MsoNormal"># From the file used for TAHI tests.</p><p class="MsoNormal"> </p><p class="MsoNormal"># IPv6 address valid lifetime</p><p class="MsoNormal"># (at the end the address is no longer usable by the client)</p>
<p class="MsoNormal"># (set to 30 days, the usual IPv6 default)</p><p class="MsoNormal">default-lease-time 2592000;</p><p class="MsoNormal"> </p><p class="MsoNormal"># IPv6 address preferred lifetime</p><p class="MsoNormal">
# (at the end the address is deprecated, i.e., the client should use</p><p class="MsoNormal"># other addresses for new connections)</p><p class="MsoNormal"># (set to 7 days, the usual IPv6 default)</p><p class="MsoNormal">
preferred-lifetime 604800;</p><p class="MsoNormal"> </p><p class="MsoNormal"># T1, the delay before Renew</p><p class="MsoNormal"># (default is 1/2 preferred lifetime)</p><p class="MsoNormal"># (set to 1 hour)</p><p class="MsoNormal">
option dhcp-renewal-time 3600;</p><p class="MsoNormal"> </p><p class="MsoNormal"># T2, the delay before Rebind (if Renews failed)</p><p class="MsoNormal"># (default is 3/4 preferred lifetime)</p><p class="MsoNormal"># (set to 2 hours)</p>
<p class="MsoNormal">option dhcp-rebinding-time 7200;</p><p class="MsoNormal"> </p><p class="MsoNormal"># Enable RFC 5007 support (same than for DHCPv4)</p><p class="MsoNormal">allow leasequery;</p><p class="MsoNormal"> </p>
<p class="MsoNormal"># Global definitions for name server address(es) and domain search list</p><p class="MsoNormal">option dhcp6.name-servers 3ffe:501:ffff:100:200:ff:fe00:3f3e;</p><p class="MsoNormal">option dhcp6.domain-search "<a href="http://test.example.com">test.example.com</a>","<a href="http://example.com">example.com</a>";</p>
<p class="MsoNormal"> </p><p class="MsoNormal"># Set preference to 255 (maximum) in order to avoid waiting for</p><p class="MsoNormal"># additional servers when there is only one</p><p class="MsoNormal">##option dhcp6.preference 255;</p>
<p class="MsoNormal"> </p><p class="MsoNormal"># Server side command to enable rapid-commit (2 packet exchange)</p><p class="MsoNormal">##option dhcp6.rapid-commit;</p><p class="MsoNormal"> </p><p class="MsoNormal"># The delay before information-request refresh</p>
<p class="MsoNormal"># (minimum is 10 minutes, maximum one day, default is to not refresh)</p><p class="MsoNormal"># (set to 6 hours)</p><p class="MsoNormal">option dhcp6.info-refresh-time 21600;</p><p class="MsoNormal">
</p><p class="MsoNormal"># The path of the lease file</p><p class="MsoNormal">#dhcpv6-lease-file-name "/usr/local/var/db/dhcpd6.leases";</p><p class="MsoNormal">dhcpv6-lease-file-name "/var/db/dhcpd6.leases";</p>
<p class="MsoNormal"> </p><p class="MsoNormal"># Static definition (must be global)</p><p class="MsoNormal">host myclient {</p><p class="MsoNormal"> # The entry is looked up by this</p><p class="MsoNormal">
host-identifier option</p><p class="MsoNormal"> dhcp6.client-id 00:01:00:01:00:04:93:e0:00:00:00:00:a2:a2;</p><p class="MsoNormal"> </p><p class="MsoNormal"> # A fixed address</p>
<p class="MsoNormal"> fixed-address6 3ffe:501:ffff:100::1234;</p><p class="MsoNormal"> </p><p class="MsoNormal"> # A fixed prefix</p><p class="MsoNormal"> fixed-prefix6 3ffe:501:ffff:101::/64;</p>
<p class="MsoNormal"> </p><p class="MsoNormal"> # Override of the global definitions,</p><p class="MsoNormal"> # works only when a resource (address or prefix) is assigned</p><p class="MsoNormal">
option dhcp6.name-servers 3ffe:501:ffff:100:200:ff:fe00:4f4e;</p><p class="MsoNormal"> </p><p class="MsoNormal"> # For debug (to see when the entry statements are executed)</p><p class="MsoNormal">
# (log "sol" when a matching Solicitation is received)</p><p class="MsoNormal"> ##if packet(0,1) = 1 { log(debug,"sol"); }</p><p class="MsoNormal">}</p><p class="MsoNormal">
</p><p class="MsoNormal">host otherclient {</p><p class="MsoNormal"> # This host entry is hopefully matched if the client supplies a DUID-LL</p><p class="MsoNormal"> # or DUID-LLT containing this MAC address.</p>
<p class="MsoNormal"> hardware ethernet 01:00:80:a2:55:67;</p><p class="MsoNormal"> </p><p class="MsoNormal"> fixed-address6 3ffe:501:ffff:100::4321;</p><p class="MsoNormal">}</p><p class="MsoNormal"> </p><p class="MsoNormal">
# The subnet where the server is attached</p><p class="MsoNormal"># (i.e., the server has an address in this subnet)</p><p class="MsoNormal"><span style="color:#00B050">subnet6 3ffe:501:ffff:100::/64 {</span></p><p class="MsoNormal">
<span style="color:#00B050"> # Two addresses available to clients</span></p><p class="MsoNormal"><span style="color:#00B050"> # (the third client should get NoAddrsAvail)</span></p><p class="MsoNormal">
<span style="color:#00B050"> range6 3ffe:501:ffff:100::10 3ffe:501:ffff:100::11;</span></p><p class="MsoNormal"><span style="color:#00B050"> </span></p><p class="MsoNormal"><span style="color:#00B050"> # Use the whole /64 prefix for temporary addresses</span></p>
<p class="MsoNormal"><span style="color:#00B050"> # (i.e., direct application of RFC 4941)</span></p><p class="MsoNormal"><span style="color:#00B050"> range6 3ffe:501:ffff:100:: temporary;</span></p>
<p class="MsoNormal"><span style="color:#00B050"> </span></p><p class="MsoNormal"><span style="color:#00B050"> # Some /64 prefixes available for Prefix Delegation (RFC 3633)</span></p><p class="MsoNormal"><span style="color:#00B050"> prefix6 3ffe:501:ffff:100:: 3ffe:501:ffff:111:: /64;</span></p>
<p class="MsoNormal"><span style="color:#00B050">}</span></p><p class="MsoNormal"> </p><p class="MsoNormal">#subnet6 fe80::222:19ff:fe60:/64{</p><p class="MsoNormal"># range6 fe80::222:19ff:fe60::11 fe80::222:19ff:fe60::12;</p>
<p class="MsoNormal">#</p><p class="MsoNormal"># range6 fe80::222:19ff:fe60:: temporary;</p><p class="MsoNormal"># prefix6 fe80::222:19ff:fe60:: fe80:222:19ff:fe60::/64;</p><p class="MsoNormal">#}</p>
<p class="MsoNormal"># A second subnet behind a relay agent</p><p class="MsoNormal">subnet6 3ffe:501:ffff:101::/64 {</p><p class="MsoNormal"> range6 3ffe:501:ffff:101::10 3ffe:501:ffff:101::11;</p><p class="MsoNormal">
</p><p class="MsoNormal"> # Override of the global definitions,</p><p class="MsoNormal"> # works only when a resource (address or prefix) is assigned</p><p class="MsoNormal"> option dhcp6.name-servers 3ffe:501:ffff:101:200:ff:fe00:3f3e;</p>
<p class="MsoNormal"> </p><p class="MsoNormal">}</p><p class="MsoNormal"> </p><p class="MsoNormal"># A third subnet behind a relay agent chain</p><p class="MsoNormal">subnet6 3ffe:501:ffff:102::/64 {</p><p class="MsoNormal">
range6 3ffe:501:ffff:102::10 3ffe:501:ffff:102::11;</p><p class="MsoNormal">}</p><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:red"> </span></p><p class="MsoNormal"><span style="color:red">And the output in server side is</span></p>
<p class="MsoNormal"><span style="color:red"> </span></p><p class="MsoNormal"><span style="color:#7030A0">[root@localhost dhcp]# /usr/sbin/dhcpd -6 -f -cf /etc/dhcp/dhcpd-dhcpv6.conf eth0</span></p><p class="MsoNormal"><span style="color:#7030A0">Internet Systems Consortium DHCP Server 4.2.3</span></p>
<p class="MsoNormal"><span style="color:#7030A0">Copyright 2004-2011 Internet Systems Consortium.</span></p><p class="MsoNormal"><span style="color:#7030A0">All rights reserved.</span></p><p class="MsoNormal"><span style="color:#7030A0">For info, please visit <a href="https://www.isc.org/software/dhcp/">https://www.isc.org/software/dhcp/</a></span></p>
<p class="MsoNormal"><span style="color:#7030A0">Wrote 0 deleted host decls to leases file.</span></p><p class="MsoNormal"><span style="color:#7030A0">Wrote 0 new dynamic host decls to leases file.</span></p><p class="MsoNormal">
<span style="color:#7030A0">Wrote 0 leases to leases file.</span></p><p class="MsoNormal"><span style="color:#7030A0">Bound to *:547</span></p><p class="MsoNormal"><span style="color:#7030A0">Listening on Socket/5/eth0/3ffe:501:ffff:100::/64</span></p>
<p class="MsoNormal"><span style="color:#7030A0">Sending on Socket/5/eth0/3ffe:501:ffff:100::/64</span></p><p class="MsoNormal"> </p><p class="MsoNormal"> </p><p class="MsoNormal"> </p><p class="MsoNormal"> </p><p class="MsoNormal">
</p><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:red">CLIENT –Conf file(dhclient-dhcpv6.conf)</span></p><p class="MsoNormal"> </p><p class="MsoNormal"># Client configuration file example for DHCPv6</p>
<p class="MsoNormal"> </p><p class="MsoNormal"># The client side command to enable rapid-commit (2 packet exchange)</p><p class="MsoNormal"> </p><p class="MsoNormal">##send dhcp6.rapid-commit;</p><p class="MsoNormal"> </p>
<p class="MsoNormal"> </p><p class="MsoNormal"># name-servers and domain-search are requested by default.</p><p class="MsoNormal"># here is the way to request sip-servers-addresses too</p><p class="MsoNormal">also request dhcp6.sip-servers-addresses;</p>
<p class="MsoNormal"> </p><p class="MsoNormal"># Likely to be useful: the script path</p><p class="MsoNormal">script "/usr/local/etc/dhclient-script";</p><p class="MsoNormal"> </p><p class="MsoNormal"> </p><p class="MsoNormal">
</p><p class="MsoNormal">------------------------------------</p><p class="MsoNormal"> </p><p class="MsoNormal">This is my client and server conf file.</p><p class="MsoNormal">My problem is server is running.</p><p class="MsoNormal">
But the in client side there is no action.</p><p class="MsoNormal">Please let me know what I have to change in conf files and how to start the communication between client and server.</p><p class="MsoNormal">What would be the reason.what is the problem actually.</p>
<p class="MsoNormal"> </p><p class="MsoNormal">Thanks,</p><p class="MsoNormal">Ameen S</p><p class="MsoNormal"><span style="color:red"> </span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p><div><div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> dhcp-users-bounces+ameen.shajahan=<a href="mailto:wipro.com@lists.isc.org">wipro.com@lists.isc.org</a> [mailto:<a href="mailto:dhcp-users-bounces%2Bameen.shajahan">dhcp-users-bounces+ameen.shajahan</a>=<a href="mailto:wipro.com@lists.isc.org">wipro.com@lists.isc.org</a>] <b>On Behalf Of </b>Vikram Agrawal<br>
<b>Sent:</b> 24 November 2011 12:27<br><b>To:</b> Users of ISC DHCP<br><b>Subject:</b> RE: query regarding isc dhcpv6 client and server</span></p></div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1F497D">Hi,</span></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span></p><p class="MsoNormal"><span style="color:#1F497D">Could you provide the dhcpd.conf file contents.</span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p>
<p class="MsoNormal"><span style="color:#1F497D">Also I believe you are running the dhclient with the -6 option as</span></p><p class="MsoNormal"><span style="color:#1F497D">dhclient -6 <interface-name></span></p><p class="MsoNormal">
<span style="color:#1F497D"> </span></p><p class="MsoNormal"><span style="color:#1F497D"> </span></p><p class="MsoNormal"><span style="color:#1F497D">Regards,</span></p><p class="MsoNormal"><span style="color:#1F497D">Vikram</span></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span></p><div><div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm"><p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> dhcp-users-bounces+vikram.agrawal=<a href="mailto:ipinfusion.com@lists.isc.org">ipinfusion.com@lists.isc.org</a> [mailto:<a href="mailto:dhcp-users-bounces%2Bvikram.agrawal">dhcp-users-bounces+vikram.agrawal</a>=<a href="mailto:ipinfusion.com@lists.isc.org">ipinfusion.com@lists.isc.org</a>] <b>On Behalf Of </b><a href="mailto:ameen.shajahan@wipro.com">ameen.shajahan@wipro.com</a><br>
<b>Sent:</b> 24 November 2011 11:54<br><b>To:</b> <a href="mailto:dhcp-users@lists.isc.org">dhcp-users@lists.isc.org</a><br><b>Subject:</b> query regarding isc dhcpv6 client and server<br><b>Importance:</b> High</span></p>
</div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span lang="EN-US">Hi all,</span></p><p class="MsoNormal"><span lang="EN-US"> I need one info about ISC DHCPV6 usage.</span></p><p class="MsoNormal">
<span lang="EN-US"> </span></p><p class="MsoNormal"><span lang="EN-US"> Running server in linux box (RHEL 5.4)</span></p><p class="MsoNormal"><span lang="EN-US"> Server is listening . I got below output in server side</span></p>
<pre><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext"> </span></pre><pre># /usr/sbin/dhcpd -6 -f -cf /etc/dhcp/dhcpd.conf eth1 </pre><p class="MsoNormal">
<span style="font-size:10.0pt;font-family:"Courier New";color:black">Internet Systems Consortium DHCP Server 4.1.0 </span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Copyright 2004-2008 Internet Systems Consortium. </span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">All rights reserved. </span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">For info, please visit <a href="http://www.isc.org/sw/dhcp/">http://www.isc.org/sw/dhcp/</a> </span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Not searching LDAP since ldap-server, ldap-port and ldap-base-dn were not specified in the config file </span></p><p class="MsoNormal">
<span style="font-size:10.0pt;font-family:"Courier New";color:black">Wrote 0 leases to leases file. </span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Bound to *:547 </span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Listening on Socket/5/eth1/2001:db8:0:1::/64 </span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Sending on Socket/5/eth1/2001:db8:0:1::/64</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p><p class="MsoNormal"><span lang="EN-US"> </span></p><p class="MsoNormal"><span lang="EN-US"> </span></p><p class="MsoNormal"><span lang="EN-US"> But the problem is how to start communication with the client.</span></p>
<p class="MsoNormal"><span lang="EN-US"> I have connected client and server using cross cables.</span></p><p class="MsoNormal"><span lang="EN-US"> Client is in another linux box.</span></p><p class="MsoNormal">
<span lang="EN-US"> </span></p><p class="MsoNormal"><span lang="EN-US"> While issuning /sbin/dhclient in client side</span></p><p class="MsoNormal"><span lang="EN-US"> Its sending DHCP DISCOVER messages.</span></p>
<p class="MsoNormal"><span lang="EN-US"> Its not listening the server interface(</span><span style="font-size:10.0pt;font-family:"Courier New";color:black">2001:db8:0:1::/64)</span></p><p class="MsoNormal">
<span style="font-size:10.0pt;font-family:"Courier New";color:black"> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:black">How to start communication.Whether I should change something in client side.</span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:black">Please tell me what would be the reason.</span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:black">Please provide solution.</span></p><p class="MsoNormal">
<span style="font-size:12.0pt;color:black"> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:black"> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:red">I need the sample output as mentioned below.</span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:red"> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:red"> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:#404040">I have downloaded</span><span style="font-size:12.0pt;color:red"> </span><span style="font-size:12.0pt;color:#7030A0">dhcp-4.2.3.tar.gz in ISC SITE</span><span style="font-size:12.0pt;color:red"> and copied to my client and server.</span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:red"> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:red"> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;color:black"> </span></p>
<pre><span style="font-size:12.0pt"> </span><span lang="EN" style="color:windowtext"> Client DHCP Server</span></pre><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New"">fe80::222:68ff:fe11:62cd fe80::62eb:69ff:fe4e:2b8b</span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | (all nodes address) |</span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | ff02::1:2 |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | | </span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | Solicit XID: 0x28d6 | | DHCPv6: Solicit XID: 0x28d6e4 CID: 0001000115ad822e0022681162cd </span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> |---------------------------->| |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | |</span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | Advertise XID: 0x28 | | DHCPv6: Advertise XID: 0x28d6e4 IAA: 2001:ed8:77b5::8758:1493 CID: 0001000115ad822e0022681162cd </span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> |<---------------------------------------------------------|</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | |</span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | Request XID: 0x35a2 | | DHCPv6: Request XID: 0x35a211 CID: 0001000115ad822e0022681162cd IAA: 2001:ed8:77b5::8758:1493 </span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | --------------------------->| |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | |</span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | | |</span></p><p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> | Reply XID: 0x35a211 | | DHCPv6: Reply XID: 0x35a211 IAA: 2001:ed8:77b5::8758:1493 CID: 0001000115ad822e0022681162cd </span></p>
<p class="MsoNormal"><span lang="EN" style="font-size:10.0pt;font-family:"Courier New""> |<---------------------------------------------------------|</span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
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