Installation guide

Chapter 3: Installing the Hardware
84
Cabling an
AT-StackXG
Stacking Module
1. Remove the plastic protector from the connector at one end of the
stacking cable.
Figure 46. Removing the Plastic Protector
2. Connect the cable to either Stack Port 1 or Stack Port 2 on the
stacking module and secure by tightening the two captive
thumbscrews.
3. Remove the plastic protector from the connector at the other end of
the stacking cable and connect it to a Stack Port on the stacking
module in the next switch of the stack. A stacking cable must
crossover and connect to a different port on the next stacking module.
Stack Port 1 on a module must connect to Stack Port 2 on the next
module.
Caution
Do not connect two stack Port 1 ports or stack Port 2 ports together.
1244