Cisco ME 3400 Command Reference Manual page 657

Chapter 2 Cisco ME 3400 Ethernet Access Switch Cisco IOS Commands
Related Commands Command
show interfaces
switchport
switchport block
OL-9640-07
Description
Displays the administrative and operational status of a switching (nonrouting)
port, including port blocking and port protection settings.
Prevents unknown multicast or unicast traffic on the interface.
Cisco ME 3400 Ethernet Access Switch Command Reference
switchport protected
2-631