# subclass declaration config # options option mysystem code 250 = text; option myversion code 251 = unsigned integer 16; # superclass declaration class "foobar" { match option mysystem; option myversion 1; } # simple subclass declaration subclass "foobar" "version1"; # option setting subclass declaration subclass "foobar" "version2" { option myversion 2; } # complex subclass declaration subclass "foobar" "version3" { option myversion 3; next-server 192.168.0.1; }