Configuring Switch Interfaces
IOS uses the term interface to refer to physical ports used to forward data to and from other devices. Each interface can be configured with several settings, each of which might differ from interface to interface.
IOS uses interface subcommands to configure these settings. For example, interfaces can be configured to use the duplex and speed interface subcommands to configure those settings statically, or an interface can use autonegotiation (the default). Example 8-12 shows how to configure duplex and speed, as well as the description command, which is simply a text description that can be configured by the administrator.
Example 8-12 Interface Configuration Basics
Emma# configure ...
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