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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I’m writing here because i’ve got some
trouble using the failover fonction in dhcpd.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Here is my configuration and context:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I have got 2 servers on the same LAN running the
version 3.0.4 of dhcp server.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Here are the 2 configuration files:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> </span></font><font size=2
face=Wingdings><span lang=EN-GB style='font-size:10.0pt;font-family:Wingdings'>è</span></font><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial'> The
primary:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>####################################<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>## configuration DHCPD de
primary ##<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>####################################<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>ddns-update-style ad-hoc;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>one-lease-per-client
true;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>authoritative;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>failover peer
"dhcp" {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> primary;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> address
172.16.21.34;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> port 519;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> peer address
172.16.21.37;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> peer port 520;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> mclt 120;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> split 128;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>
max-response-delay 30;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>
max-unacked-updates 10;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> load balance max
seconds 3;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'> }<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'>log-facility local7;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
lang=EN-GB style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>local-address 172.16.21.34;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'># include du fichier contenant les
scopes. #<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>include
"/etc/dhcp3/dhcpd.master";<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>include
"/etc/dhcp3/dhcpd1.conf";<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>include
"/etc/dhcp3/dhcpd2.conf";<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font><font face=Wingdings><span style='font-family:
Wingdings'>è</span></font> The secondary :<o:p></o:p></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:35.4pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'> root@secondary:~#
more /etc/dhcp3/dhcpd.conf<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>####################################<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>## configuration DHCPD de
primary ##<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>####################################<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>ddns-update-style
ad-hoc;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>one-lease-per-client
true;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>authoritative;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>default-lease-time
180;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>max-lease-time
180;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>failover peer
"dhcp" {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
secondary;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
address 172.16.21.37;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> port
520;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> peer
address 172.16.21.34;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> peer
port 519;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
max-response-delay 30;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
max-unacked-updates 10;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> load
balance max seconds 3;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> }<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>log-facility
local7;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'># include du fichier
contenant les scopes. #<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>include
"/etc/dhcp3/dhcpd.master";<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>include
"/etc/dhcp3/dhcpd1.conf";<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>include
"/etc/dhcp3/dhcpd2.conf";<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font><font face=Wingdings><span style='font-family:
Wingdings'>è</span></font> <span lang=EN-GB>And the common scope définition in
the "/etc/dhcp3/dhcpd.master" file (for information, the "/etc/dhcp3/dhcpd1.conf"
and "/etc/dhcp3/dhcpd2.conf" files are blank files).<o:p></o:p></span></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>default-lease-time
60;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>max-lease-time
100;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>subnet 172.16.21.32
netmask 255.255.255.224<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> --
not important subnet --<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt;text-indent:35.4pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>subnet
37.0.76.0 netmask 255.255.255.0 {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> option
broadcast-address 37.0.76.255;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> option
routers 37.0.76.254;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> pool {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
failover peer "dhcp";<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
range 37.0.76.1 37.0.76.4;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
deny dynamic bootp clients;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'> group
ADSL-Flore {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host Fraise { hardware ethernet 00:14:7F:00:5D:A8;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host Agrumes { hardware ethernet 00:14:7F:00:5F:EB;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host Fleurs { hardware ethernet 00:14:7F:00:5D:49;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host Arbres { hardware ethernet 00:14:7F:00:5F:6E;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host Legumes { hardware ethernet 00:14:7F:00:5D:67;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host Poisson { hardware ethernet 00:14:7F:00:5F:FC;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host Mammifere { hardware ethernet 00:14:7F:00:5D:8B;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
host laminestet { hardware ethernet 00:15:C5:C7:5C:B8;}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
filename "swupgrade_st2030m_ADSL-FLORE.inf";<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
next-server 172.16.21.59;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>
}<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:70.8pt'><font size=3
face="Times New Roman"><span lang=EN-GB style='font-size:12.0pt'>}<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'> </span></font><font face=Wingdings><span
lang=EN-GB style='font-family:Wingdings'>è</span></font><span lang=EN-GB> the dhcp
clients reach those servers by 2 dhcp relay (one for each servers). <o:p></o:p></span></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>When the 2 servers are up and the dhcp demon running,
everything works fine. Problems occur when one server is down.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>In fact I’ve got the 2 following behaviour:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Wingdings><span lang=EN-GB
style='font-size:12.0pt;font-family:Wingdings'>è</span></font><span lang=EN-GB>
If the server “secondary” fails, the server who stays up can assign
the half of the scope to new clients and can renew all the already attributed addresses
by server primary and secondary. It seams ok for me but after the mclt is
expired (120 sec) the situation never changes, even after a night the primary
server never gives an adresse of the other parts of the scope. When I read documentations
and the man page of dhcp server I though that after this time the standing
server should give all the adresse (the 2 half part of the subnet). I tried to
put the server standing in the “partner-down” state by “omshell”
and by putting the appropriate lines in the dhcpd.conf, but nothing changes.<o:p></o:p></span></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>What is more strange is that if one address have
already been assign by the secondary server sometimes it worked (to deserve the
whole scope) and other times not.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face=Wingdings><span lang=EN-GB
style='font-size:12.0pt;font-family:Wingdings'>è</span></font><span lang=EN-GB>
The second problem I encounter is the fact that when only one server is
standing the state of the previously affected lease never comes back to “free”.
For instance, when there is one server left, and all addresses in the scope are
assigned, if I disconnect one of the dhcp clients and connect another one, the
adresse of the client I disconnected never became free and the new client can’t
get an IP.<o:p></o:p></span></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>I’ve tried this configuration with the version
3.0.4 and 4.1 of the dhcp server, my linux distribution is a debian with kernel
“Linux primary 2.6.25-1-<st1:metricconverter ProductID="486”"
w:st="on">486”</st1:metricconverter><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>Maybe I’ve miss something in the configuration
or there some restrictions I didn’t understand. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>So if someone can help me to resolve those problems, I
would appreciate a lot.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>Ty in advance.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'>Fabien<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
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