# dhcpd.conf
#
# Configuration file for ISC dhcpd SECONDARY server
# KA ETHZ 27.11.2001

failover peer "dhcp"
{
   # we are the secondary DHCP server
   # we are reachable on port 519
   secondary ;
   address dhcp2.ethz.ch ;
   port 519 ;

   # this is the primary DHCP server
   # it is reachable on port 519
   peer address dhcp1.ethz.ch ;
   peer port 519 ;

   # how long do we wait for our peer before assuming failure?
   max-response-delay 60 ;

   # how many updates can we send to the peer before requiring an ack?
   max-unacked-updates 10 ;

   # Maximum Client Lead Time
   # small = quick recovery times, high load during recovery
   # In actual service, make this 3600 or so (an hour)
   mclt 120 ;

   # quit load balancing after this many seconds if peer doesn't answer
   # client requests.
   load balance max seconds 3 ;
}