Dell Networking N4032 Configuration Manual page 18

Select a switch to be Master of the stack and for managing all ports and member units with the stack.
Login to the Web UI for this switch by entering the IP address of the switch into a supported Web browser.
A username and password is required and should be setup beforehand on each switch. See the switch
User Guide for more information regarding username, password, and Web access.
After login, the first screen to appear is the Home screen, which shows the current stacking member
number. Before stacking, the single member has the Stack number of 1 (one).
18 Stacking Dell Networking Switches: N4032, N4032F, N4064, N4064F