logging {
        prefix-hook string ; 
        suffix-hook string ; 
        category category_spec {
                channel channel_name ; 
                print-auth bool ; 
                print-pass bool ; 
                print-failed-pass bool ; 
                level debug_level ; 
        } ; 
        channel channel_name {
                file string ;
                syslog facility . priority [tag] ;
                print-pid bool ; 
                print-category bool ; 
                print-cons bool ; 
                print-level bool ; 
                print-priority bool ; 
                print-tid bool; 
                print-milliseconds bool; 
                prefix-hook string ; 
                suffix-hook string ; 
        }; 
} ;