1{ 2 # default expressions 3 # empty configs are not accepted by Kea 4 "Dhcp6": { 5 "valid-lifetime": 1800 6// # default expression is a variable reference 7// "statement": { 8// "eval": { 9// "variable-reference": "foo" 10// } 11// } 12// # or a function call when there are parentheses 13// "statement": { 14// "eval": { 15// "funcall": { 16// "name": "bar", 17// "arguments": [ 18// "abcd", 19// "xyxt" 20// ] 21// } 22// } 23// } 24 } 25} 26