There is a recommended order to powering up the IP Office 500 V2: first up the expansion modules before powering up the control unit.
Why is this?
A
It is easier to start with the expansion unit at the top and then work your way down.
B
All expansion units need to be powered for the control unit to discover them.
C
The expansion units may not always see the control unit if powered up last.
D
The expansion units take longer to power up.
Correct Answer:
B
References:
https://downloads.avaya.com/elmodocs2/ip_office/R4.2/Newissuesept08/eng/ip_office_installation.pdf
Page: 111
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