Failover question

Hugo Rebello hugo.rebello at dhl.com
Tue Mar 13 19:17:44 UTC 2007


Guys,

Anybody could help me ?

I did the configuration below, but in the secondary server I am 
receiving the follow message:

******
failover peer "myfailover" state {
  my state recover at 2 2007/03/13 16:43:09;
  partner state unknown-state at 2 2007/03/13 16:43:09;
  mclt 0;
}
*******

I don't know what's happen, but when I turn on the failover the 
communications between the servers is interrupted and the DHCP service stop.

Look at the servers configuration below.

*******
Server 1 dhcpd.conf (Primary)

# DHCP Server Configuration file.
#   see /usr/share/doc/dhcp*/dhcpd.conf.sample
#

authoritative;

ddns-update-style none;


failover peer "myfailover" {
        primary;
        address 192.168.10.30;
        port 519;
        peer address 192.168.10.31;
        peer port 520;
        max-response-delay 30;
        max-unacked-updates 10;
        mclt 1800;
        split 128;
        load balance max seconds 3;
 }

# declaration of common options
include "/etc/dhcpd.common_options";

# network declarations
include "/etc/dhcpd.lan";

****************
Server 1 dhcpd.lan (Primary)

# Rede Interna
 subnet 192.168.10.0 netmask 255.255.255.0 {
    pool {
       failover peer "myfailover";
       deny dynamic bootp clients;
       range 192.168.10.100 192.168.10.254;
       option subnet-mask 255.255.255.0;
       option routers 192.168.10.1;
       option broadcast-address 192.168.10.255;
       option domain-name-servers 192.168.10.30;
    }
 }

**********
Server 2 dhcpd.conf (Secondary)

# DHCP Server Configuration file.
#   see /usr/share/doc/dhcp*/dhcpd.conf.sample
#

authoritative;

ddns-update-style none;

failover peer "failover" {
        secondary;
        address 192.168.10.31;
        port 520;
        peer address 192.168.10.30;
        peer port 519;
        max-response-delay 30;
        max-unacked-updates 10;
        load balance max seconds 3;
}

# declaration of common options
include "/etc/dhcpd.common_options";

# network declarations
include "/etc/dhcpd.lan";

************

Server 2 dhcpd.lan (Secondary)

# Rede Interna
 subnet 192.168.10.0 netmask 255.255.255.0 {
    pool {
       failover peer "myfailover";
       deny dynamic bootp clients;
       range 192.168.10.100 192.168.10.254;
       option subnet-mask 255.255.255.0;
       option routers 192.168.10.1;
       option broadcast-address 192.168.10.255;
       option domain-name-servers 192.168.10.30;
    }
 }

*********
Thank you.

Cheers,
Hugo




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