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<p class="MsoNormal"><span lang="EN-US">I have two DHCP Server 4.2.3, serve for two subnet (PC and IP Phone VLAN) and configured Failover feature.
</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">But I get “no free leases” error.</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">Jan 4 21:21:02 DHCP-Server dhcpd: DHCPDISCOVER from 00:14:6a:e9:6f:06 via 10.51.32.199: network 10.51.32.192/27: no free leases</span></p>
<p class="MsoNormal"><span lang="EN-US">Jan 4 21:21:02 DHCP-Server dhcpd[14098]: DHCPDISCOVER from 00:14:6a:e9:6f:06 via 10.51.32.199: network 10.51.32.192/27: no free leases</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">This is my dhcpd.conf:</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">authoritative;</span></p>
<p class="MsoNormal"><span lang="EN-US">ddns-update-style interim;</span></p>
<p class="MsoNormal"><span lang="EN-US">ignore client-updates;</span></p>
<p class="MsoNormal"><span lang="EN-US">one-lease-per-client false;</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">failover peer "dhcp" {</span></p>
<p class="MsoNormal"><span lang="EN-US"> primary;</span></p>
<p class="MsoNormal"><span lang="EN-US"> address 10.51.64.197;</span></p>
<p class="MsoNormal"><span lang="EN-US"> port 520;</span></p>
<p class="MsoNormal"><span lang="EN-US"> peer address 10.51.64.15;</span></p>
<p class="MsoNormal"><span lang="EN-US"> peer port 519;</span></p>
<p class="MsoNormal"><span lang="EN-US"> max-response-delay 60;</span></p>
<p class="MsoNormal"><span lang="EN-US"> max-unacked-updates 10;</span></p>
<p class="MsoNormal"><span lang="EN-US"> mclt 600;</span></p>
<p class="MsoNormal"><span lang="EN-US"> split 128;</span></p>
<p class="MsoNormal"><span lang="EN-US"> load balance max seconds 3;</span></p>
<p class="MsoNormal"><span lang="EN-US">}</span></p>
<p class="MsoNormal"><span lang="EN-US">include "/etc/dhcp/dhcpd.master";</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">This is my dhcpd.master</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">option domain-name-servers 10.51.0.36, 10.51.0.37;</span></p>
<p class="MsoNormal"><span lang="EN-US">option tftp-server code 150 = IP-ADDRESS;</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">default-lease-time 28800;</span></p>
<p class="MsoNormal"><span lang="EN-US">max-lease-time 86400;</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US"># PC VLAN</span></p>
<p class="MsoNormal"><span lang="EN-US">subnet 10.51.64.192 netmask 255.255.255.224 {</span></p>
<p class="MsoNormal"><span lang="EN-US"> option routers 10.51.64.202;</span></p>
<p class="MsoNormal"><span lang="EN-US"> option subnet-mask 255.255.255.224;</span></p>
<p class="MsoNormal"><span lang="EN-US"> option domain-name-servers 10.51.0.36, 10.51.0.37;</span></p>
<p class="MsoNormal"><span lang="EN-US"> pool {</span></p>
<p class="MsoNormal"><span lang="EN-US"> failover peer "dhcp";</span></p>
<p class="MsoNormal"><span lang="EN-US"> range 10.51.64.211 10.51.64.220;</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">#IP Phone VLAN</span></p>
<p class="MsoNormal"><span lang="EN-US">subnet 10.51.32.192 netmask 255.255.255.224 {</span></p>
<p class="MsoNormal"><span lang="EN-US"> option broadcast-address 10.51.32.223;</span></p>
<p class="MsoNormal"><span lang="EN-US"> option routers 10.51.32.193;</span></p>
<p class="MsoNormal"><span lang="EN-US"> option tftp-server 10.51.32.194;</span></p>
<p class="MsoNormal"><span lang="EN-US"> pool {</span></p>
<p class="MsoNormal"><span lang="EN-US"> failover peer "dhcp";</span></p>
<p class="MsoNormal"><span lang="EN-US"> allow dynamic bootp clients;</span></p>
<p class="MsoNormal"><span lang="EN-US"> allow unknown-clients;</span></p>
<p class="MsoNormal" style="text-indent:21.0pt"><span lang="EN-US">range 10.51.32.196 10.51.32.223;</span></p>
<p class="MsoNormal" style="text-indent:10.5pt"><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"> </span></p>
<p class="MsoNormal"><span lang="EN-US">Someone tell me failover can support dynamic bootp client after DHCPD 3.1.
</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">Who can help me to resolve the problem? or DHCPD 4.x still can’t support dynamic bootp client with failover.</span></p>
<p class="MsoNormal"><span lang="EN-US"> </span></p>
<p class="MsoNormal"><span lang="EN-US">Thanks.</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>
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