Avaya 3500 Series Installation Instructions Manual page 39

Note:
Avaya recommends that you use a Cascade Down configuration.
Before you begin
st
• Order the appropriate Avaya Ethernet Routing Switch 3500 Series cascade cables to ensure
fail-safe stacking. For more information, see
Procedure
1. Ensure that all switches for the stack are rack mounted.
2. Slide the Unit Select switches on the back of the units to the appropriate position, depending
on whether they are a base unit or non-base unit:
• Base Unit (Unit 1) - Slide the Unit Select switch to the RIGHT
• Non-Base Unit (Units 2-8) - Slide the Unit Select switch to the LEFT
Note:
The Base Unit Select switch defaults to be in the Non-Base position. Only one switch in
the stack must have the Base Unit Select switch set to the Base position.
3. Connect stacking cables as required for a Cascade Up (stack up) or Cascade Down (stack
down) configuration as shown below:
September 2016
Cable requirements
Installing Avaya Ethernet Routing Switch 3500 Series
Comments on this document? infodev@avaya.com
Stacking switches
on page 22.
39