Rack1-Unit1
Rack1-Unit2
Rack3-Unit1
etc...


##</code><code>##

R1U1
R2U3
R10U1
etc...

##</code><code>##

R1-U1
R1-U10
R2-U2
R3-U13
R10-U1
R10-U5
R10-U11