-f|-function 
This BRCONNECT command option specifies the function to be performed. You must always enter a function.
Input syntax: -f|function chpass|crsyn|dbshut|dbstart|dbstate|check|cleanup|next|stats
Default value: None, since you must always specify a function option
Function Options
check: checks the database system
cleanup: cleans up database logs
crsyn: creates public synonyms for tables used by BR*Tools
dbshut: shuts down the database
dbstart: starts up the database
dbstate: checks the database state
next: adapts next extents
stats: updates optimizer statistics