CHANNEL ['] channel_id ['] | DELETE [ALL] INPUT | DISKRATIO integer | FILESPERSET integer | FORCE | {AUXILIARY FORMAT { formatSpec [, formatSpec]... | NEW} | FORMAT formatSpec [, formatSpec]...} | FROM TAG ['] tag_name ['] | INCLUDE CURRENT CONTROLFILE | keepOption | MAXSETSIZE sizeSpec | notBackedUpSpec | NOEXCLUDE | POOL integer | REUSE | SECTION SIZE sizeSpec | skipSpec | TAG ['] tag_name [']