148 | VLAN Commandsw w w . d e l l . c o m | s u p p o r t . d e l l . c o m This section describes commands you use to configure and view protected ports. Ports are unprotectedby default. A Private Edge VLAN, also referred to as a “protected VLAN” — PVLAN), prevents portsdesignated as such in the specified protected port group from forwarding traffic to each other even ifthey are on the same VLAN. However, protected ports can forward traffic to all unprotected ports intheir group. Unprotected ports can forward traffic to both protected and unprotected ports.show interfaces switchportThe output from this command displays the status of the interface (protected/unprotected) under thegroupid.Syntax show interfaces switchport unit/slot/port groupidFor groupid, enter a number in the range 0–2, as the number that identifies the protected port group.Mode User Exec; Privileged ExecCommandHistoryExample Figure 7-49. Example of Output from the show switchport protected CommandFieldDescriptionsName–The name of the protected port group. The name can be up to 32 alphanumeric characters long,including blanks. The default is blank.Protected–Indicates whether the interface is protected or not. It shows TRUE or FALSE. If the group isa multiple groups then it shows TRUE in Group groupid.RelatedCommandsshow switchport protectedThe output from this command displays the status of all interfaces, including protected and unprotectedinterfaces.Syntax show switchport protected groupidFor groupid, enter a number in the range 0–2, as the number that identifies the protected port group.Version 2.5.1 Introduced(Force10) #show interfaces switchport 1/0/10 0Name......................................... willstestProtected Port .............................. Falsepm-s50-1 #show interfaces switchport 1/0/10 1Name.........................................Protected Port .............................. True in Group 1(Force10) #switchport protected (GlobalConfig)Creates a protected port group.show switchport protected Displays current memory usage in bytes in tabular format.
