22 Installing the SoftwareDefault ConfigurationA version of the Dell Networking OS is pre-loaded onto the chassis, howeverthe system is not configured when you power up for the first time (except for thedefault host name, which is Dell). You must configure the system using theCLI.Configure Layer 2 (Data Link) ModeTo enable Layer 2 data transmissions through an individual interface, use theswitchport command in INTERFACE mode. You cannot configure switching orLayer 2 protocols such as the spanning tree protocol (STP) on an interfaceunless the interface has been set to Layer 2 mode.To view the interfaces in Layer 2 mode, use the show interfaces switchportcommand in EXEC mode.Configure a Host NameThe host name appears in the prompt. The default host name is Dell.• Host names must start with a letter and end with a letter or digit.• Characters within the string can be letters, digits, and hyphens.Step Task Command Syntax Command Mode1 Enable the interface. no shutdown INTERFACE2 Place the interface inLayer 2 (switching)mode.switchport INTERFACETask Command Syntax Command ModeCreate a new host name. hostname name CONFIGURATION