Dell C1048P Port Extender Networking Command-Line Reference Guide for the C900 - Page 1011

tengigabit fortyGigE port-channel slot/port 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 the keyword tengigabit if the backup port is a 10G port. Enter the keyword fortyGigE if the backup port is a 40G port. Enter the keywords port-channel 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 This guide is platform-specific. For command information about other platforms, see the relevant Dell Networking OS Command Line Reference Guide. The following is a list of the Dell Networking OS version history for this command. Version 9.9(0.0) 9.2(1.0) 8.3.19.0 8.3.11.1 8.5.1.0 8.4.1.0 8.3.7.0 8.1.1.0 7.7.1.0 7.6.1.0 7.5.1.0 6.2.1.0 Description Introduced on the C9010. Introduced on the Z9500. Introduced on the S4820T. Introduced on the Z9000. Added support for 4-port 40G line cards on ExaScale. Added support for port-channel interfaces (the port-channel number option). Introduced on the S4810. Introduced on the E-Series ExaScale. Added the backup interface option. Introduced on the S-Series. Introduced on the C-Series. Introduced on the 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. Interfaces 1011