Dell Force10 S4820T FTOS Command Reference Guide - Page 658

www.dell.com | support.dell.com switchport c e s Place an interface in Layer 2 mode. Syntax switchport [backup interface {gigabit slot/port | tengigabit slot/port | fortyGigE slot/port | port-channel number}] To remove an interface from Layer 2 mode and place it in Layer 3 mode, enter no switchport. If a switchport backup interface is configured, you must first remove the backup configuration. To remove a switchport backup interface, enter no switchport backup interface {gigabit slot/port | tengigabit slot/port | fortyGigE slot/port | port-channel number}. Parameters backup interface gigabit tengigabit fortyGigE port-channel slot/port Use this option to configure a redundant Layer 2 link without using Spanning Tree. This keyword configures a backup port so that if the primary port fails the backup port changes to the up state. If the primary later comes up, it becomes the backup. Enter this keyword if the backup port is a 1G port. Enter this keyword if the backup port is a 10G port. Enter this keyword if the backup port is a 40G port. Enter this keyword if the backup port is a static or dynamic port channel. Specify the line card and port number of the backup port. Defaults Disabled (The interface is in Layer 3 mode.) Command Modes INTERFACE Command History Version 8.3.19.0 Version 8.5.1.0 Version 8.4.1.0 Version 8.3.7.0 Version 8.1.1.0 Version 7.7.1.0 Version 7.6.1.0 Version 7.5.1.0 pre-Version 6.2.1.0 Introduced on S4820T Added support for 4-port 40G line cards on ExaScale. Added support for port-channel interfaces (port-channel number option). Introduced on S4810 Introduced on E-Series ExaScale Added backup interface option. Introduced on S-Series Introduced on C-Series Introduced for E-Series Usage Information If an IP address or VRRP group is assigned to the interface, you cannot use the switchport command on the interface. To use the switchport command on an interface, only the no ip address and no shutdown statements must be listed in the show config output. When you enter the switchport command, the interface is automatically added to the default VLAN. 658 | Interfaces