kea/doc/examples/kea6/several-subnets.json

# This is an example configuration file for DHCPv6 server in Kea.
# It's a basic scenario with four IPv6 subnets configured. In each
# subnet, there's a smaller pool of dynamic addresses.

{ "Dhcp6":

{
# Kea is told to listen on ethX interface only.
  "interfaces": [ "ethX" ],

# We need to specify lease type. As of May 2014, three backends are supported:
# memfile, mysql and pgsql. We'll just use memfile, because it doesn't require
# any prior set up.
  "lease-database": {
    "type": "memfile"
  },

# Addresses will be assigned with preferred and valid lifetimes
# being 3000 and 4000, respectively. Client is told to start
# renewing after 1000 seconds. If the server does not repond
# after 2000 seconds since the lease was granted, client is supposed
# to start REBIND procedure (emergency renewal that allows switching
# to a different server).
  "preferred-lifetime": 3000,
  "valid-lifetime": 4000,
  "renew-timer": 1000,
  "rebind-timer": 2000,

# The following list defines subnets. Each subnet consists of at
# least subnet and pool entries.
  "subnet6": [ 
  {    "pools": [ { "pool": "2001:db8:1::/80" } ],
       "subnet": "2001:db8:1::/64"  },
  {    "pools": [ { "pool": "2001:db8:2::/80" } ],
       "subnet": "2001:db8:2::/64"  }, 
  {    "pools": [ { "pool": "2001:db8:3::/80" } ],
       "subnet": "2001:db8:3::/64"  },
  {    "pools": [ { "pool": "2001:db8:4::/80" } ],
       "subnet": "2001:db8:4::/64"  } ]
},

# The following configures logging. It assumes that warning messages
# will be logged to stdout.
"Logging": {
    "loggers": [
        {
            "name": "kea-dhcp6",
            "output_options": [
                {
                    "output": "stdout"
                }
            ],
            "severity": "WARN"
        }
    ]
}

}