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114 lines
2.9 KiB
JSON
114 lines
2.9 KiB
JSON
// This is an example configuration file for the DHCPv6 server in Kea.
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// The purpose of this example is to showcase how clients can be classified.
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{ "Dhcp6":
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{
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// Kea is told to listen on eth0 interface only.
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"interfaces-config": {
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"interfaces": [ "eth0" ]
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},
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// Let's use the simplest backend: memfile and use some reasonable values
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// for timers. They are of no concern for the classification demonstration.
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"lease-database": {
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"type": "memfile",
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"lfc-interval": 3600
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},
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"renew-timer": 1000,
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"rebind-timer": 2000,
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"preferred-lifetime": 3000,
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"valid-lifetime": 4000,
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// This list defines several classes that incoming packets can be assigned to.
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// One packet can belong to zero or more classes.
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"client-classes": [
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// The first class attempts to match all packets coming in on eth0 interface.
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{
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"name": "lab",
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"test": "pkt.iface == 'eth0'",
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"option-data": [{
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"name": "dns-servers",
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"data": "2001:db8::1"
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}]
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},
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// Let's classify all incoming RENEW (message type 5) to a separate
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// class.
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{
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"name": "renews",
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"test": "pkt6.msgtype == 5"
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},
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// Let's pick cable modems. In this simple example we'll assume the device
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// is a cable modem if it sends a vendor option with enterprise-id equal
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// to 4491.
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{
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"name": "cable-modems",
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"test": "vendor.enterprise == 4491"
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}
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],
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// The following list defines subnets. Each subnet consists of at
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// least subnet and pool entries.
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"subnet6": [
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{
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"id": 1,
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"pools": [ { "pool": "2001:db8:1::/80" } ],
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"subnet": "2001:db8:1::/64",
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"client-class": "cable-modems",
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"interface": "eth0"
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},
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// The following subnet contains a class reservation for a client using
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// DUID 01:02:03:04:05:0A:0B:0C:0D:0E. This client will always be assigned
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// to this class.
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{
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"id": 2,
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"pools": [ { "pool": "2001:db8:2::/80" } ],
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"subnet": "2001:db8:2::/64",
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"reservations": [
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{
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"duid": "01:02:03:04:05:0A:0B:0C:0D:0E",
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"client-classes": [ "cable-modems" ]
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} ],
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"interface": "eth0"
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},
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// The following subnet contains a pool with a class constraint: only
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// clients which belong to the class are allowed to use this pool.
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{
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"id": 3,
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"pools": [
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{
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"pool": "2001:db8:4::/80",
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"client-class": "cable-modems"
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} ],
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"subnet": "2001:db8:4::/64",
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"interface": "eth1"
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}
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],
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// The following configures logging. It assumes that messages with at
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// least informational level (info, warn, error and fatal) should be
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// logged to stdout.
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"loggers": [
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{
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"name": "kea-dhcp6",
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"output-options": [
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{
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"output": "stdout"
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}
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],
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"debuglevel": 0,
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"severity": "INFO"
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}
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]
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}
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}
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