Dell PowerConnect 5524P User Guide - Page 49
Selecting the Master and Master Backup Units, Return, Start Up, Stack Menu, Set Unit Stack ID.
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2 Turn on the unit to begin auto boot and press Return or Esc to abort and enter the Start Up menu. Startup Menu [1]Download Software [2]Erase Flash File [3]Password Recovery Procedure [4]Set Terminal Baud-Rate [5]Stack Menu [6]Back 3 Select Stack Menu to open the Stack Menu. [1]Show Unit Stack ID [2]Set Unit Stack ID [3]Back 4 Select Set Unit Stack ID. Enter either a Unit ID for manual assignment or 0 to indicate that the unit ID will be assigned automatically. NOTE: The entire stack should be connected, as shown in Figure 6-1, before powering up the units. Selecting the Master and Master Backup Units A unit is master-enabled if it assigned Unit ID 1 and Unit 2. All other units in the stack (slaves) have unit IDs of 3-8. The stack master assignment is performed during the configuration boot process. One master-enabled stack member is elected as Master, and the other master-enabled stack member is selected as Master Backup, according to the following decision process: • A master is selected from the set of the two Master-enabled units. Priority is given to the lowest unit ID, but also takes into account the amount of time the unit is UP (Up Time) as follows: Dell PowerConnect 55xx Systems User Guide 49