config broker
list address 'x.y.z.w:8942'
list address 'x.y.z.w:53'
list address 'x.y.z.w:123'
option uuid 'abcd'
option group 'root'
option interface 'l2tp0'
option limit_bw_down '1024'
option broker_selection 'usage'
option enabled '0'