D-Link DES-3326S User Manual page 201

DES-3326S Layer 3 Fast Ethernet Switch User's Guide
config stacking mode slave
This will configure the switch with MAC address 00-00-00-22-
22-00 to always have a Unit number greater than 1 (as a slave).
Now you will have to move the management stations's console
connection (via the serial port) to the switch with MAC address
00-11-33-44-55-60, and enter the following command:
config stacking mode master
This will configure the switch with MAC address 00-11-33-44-
55-60 to always have a Unit number of 1 (as the master).
You can then use the show stacking command to verify the
stacking configuration, as shown below:
Figure 6-20. Config Stacking Command
Web-Based Switch Management
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