View port routing statistics to manage network performance.
show routing statistics interface
show routing statistics interface gigabitethernet [{slot/port[/sub-port][-slot/port[/sub-port]][,...]}]
Identifies the slot and port in one of the following formats: a single slot and port (slot/port), a range of slots and ports (slot/port-slot/port), or a series of slots and ports (slot/port,slot/port,slot/port). If the platform supports channelization and the port is channelized, you must also specify the sub-port in the format slot/port/sub-port.
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Privileged EXEC