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diff --git a/doc/examples/kea6/softwire46.json b/doc/examples/kea6/softwire46.json
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+// This is an example configuration file for DHCPv6 server in Kea.
+// It demonstrates how user can specify values for Softwire options
+// defined in RFC 7598 for Lightweight 4over6 architecture.
+
+{ "Dhcp6":
+
+{
+// Kea is told to listen on eth0 interface only.
+  "interfaces-config": {
+    "interfaces": [ "eth0" ]
+  },
+
+// Let's use a Memfile backend to store leases.
+  "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 respond
+// 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": [
+    {
+      "id": 1,
+      "pools": [ { "pool": "2001:db8:1::/80" } ],
+      "subnet": "2001:db8:1::/64",
+      "interface": "eth0",
+// Include MAP-E Container option for hosts connected to this subnet.
+      "option-data": [
+        {
+            "name": "s46-cont-mape"
+        }
+      ],
+// Send host specific softwire options.
+      "reservations": [
+        {
+            "duid": "01:02:03:04:05:06:07:08:09:0A",
+            "option-data": [
+// These two options will be included in the MAP-E Container
+              {
+                "space": "s46-cont-mape-options",
+                "name": "s46-rule",
+                "data": "1, 0, 24, 192.0.2.0, 2001:db8:1::/64"
+              },
+              {
+                "space": "s46-cont-mape-options",
+                "name": "s46-br",
+                "data": "2001:db8:cafe::1"
+              },
+// This option will be included in the S46 Rule option. It includes
+// PSID/PSID length value in a user friendly form. The PSID length
+// specifies the number of bits on which PSID is coded. The PSID
+// value 3 is a 4th value that is coded on these 4 bits: "0011b".
+              {
+                "space": "s46-rule-options",
+                "name": "s46-portparams",
+                "data": "0, 3/4"
+              }
+            ]
+        }
+      ]
+    }
+  ],
+
+// The following configures logging. Kea will log all debug messages
+// to /var/log/kea-debug.log file.
+    "loggers": [
+        {
+            "name": "kea-dhcp6",
+            "output-options": [
+                {
+                    "output": "/var/log/kea-debug.log"
+                }
+            ],
+            "debuglevel": 99,
+            "severity": "DEBUG"
+        }
+    ]
+}
+
+}