The who command displays the port number, user-ID, and account name for the current port, a specified port, or all ports.
who {port.number} {(options}
who {*} {(options}
who {user-ID} {(options}
| port.number | Port number whose current account is to be displayed. If not specified, the account for the current port displays. | |
| * | Displays the account names for all ports that are logged on. | |
| options | a | Converts output format to D3 format, showing the user-ID followed by the account name. This is the default setting. |
| c | Converts output format to R83 format. | |
| n | No pause option suppresses the pause at the end of the page on the terminal. | |
| z | Displays status of all ports, including those not logged on. The account name displays as unknown for ports not logged on. | |
who 56 ref bob
who (a [1321] D3 output for WHO display specified.
who 56 bob ref