# sh port 1 info detail
Port 1:
	Type:		UTP
	Diagnostic:	passed
	Aggregate B/W: Configured 100 %
	Random Early Drop: Disabled
	Admin state:	Enabled, with auto-duplex auto-speed sensing
	Link state:	Active.    Full-duplex 100 Mbps.
	Link counter:	Up 3 time(s), Down 2 times(s)
	Link Filter counter:	Up 3 time(s), Down 2 times(s)
	VLAN cfg:	
	n192.168.50 [Internal Tag=0050,Mac-Limit:Cfg=No-limit,LRN=1,BlkHole=0]

	STP cfg:

	Trunking:	Load sharing is not enabled
	Protocol:	VLAN=n192.168.50  Vpri=0   Protocol=ANY [EtherType:ffff]
	EDP:		enabled
	DLCS:		disabled
	lbdetect:	disabled
	Learning:	enabled
	Flooding:	enabled
	Jumbo:		Disabled
	BG QoS monitor:	disabled
	Ingress Rate Shaping:	
	QoS profile:	None configured
        ・
        ・
        ・

configure ports [<portlist> | all | mgmt] auto off {speed [10 | 100 |1000]} duplex [half | full]

  configure ports 1 auto off duplex full speed 10
  configure ports 1 auto off duplex full speed 100

  configure port 1 auto on