The route_design command runs routing on the design.
route_design Syntax
route_design [-unroute] [-release_memory] [-nets <args>]
[-physical_nets] [-pins <arg>]
[-directive <arg>] [-tns_cleanup]
[-no_timing_driven] [-preserve]
[-delay] [-auto_delay] [-max_delay <arg>]
[-min_delay <arg>] [-timing_summary] [-finalize]
[-ultrathreads] [-eco]
[-quiet] [-verbose]