On a running ESXi system, you can view information about I/O adapter aliases by running commands in an ESXi Shell.

Using ESXi Shell Commands to View Device Alias Information

Command Description
device alias list Lists all current I/O adapter aliases.
device alias get -n<alias> Displays the physical device that an I/O adapter alias maps to.
network nic list Lists aliases and general information about network devices.
storage core adapter list Lists all storage I/O adapters.
Note: ESXCLI commands are supported commands. Using alternative sources for displaying alias information is not recommended.