Using the BayStack 450 10/100/1000 Series Switch3-32 309978-D Rev 01Table 3-9. MAC Address Security Port Configuration Screen FieldsField DescriptionUnit Allows you to select the unit number (when stacking is configured) to view orconfigure. To view or configure another unit, type its unit number and press[Enter], or press the spacebar to toggle the unit numbers.Port Indicates the switch port numbers that correspond to the field values in thatrow of the screen (for example, the field values in row 2 apply to switch port 2).The values that you set in the Switch row will affect all switch ports and, whenthe switch is part of a stack, the values that you set in the Stack row will affectall ports in the entire stack.Trunk The read-only data displayed in this column indicates the MultiLink Trunks thatcorrespond to the switch ports specified in the Trunk Members fields of theTrunk Configuration screen.Security Allows you to enable or disable security for the specified port.Note: If an (optional) BayStack 450-2M3/2S3 MDA is installed in your switch,the Security field value you set for a single LEC VPort applies automatically tothe three remaining LEC VPorts.Default DisabledRange Disabled, Enabled