Operating the Optical Switch
Optical Switch 39
Connecting RTUe-9110 External Switches to the RTU-2 Unit
5. If you are working with switches having a single channel width,
connect the next upgrade port of the primary switch to the common
port of the next switch.
OR
If you are working with switches having a double channel width,
connect the second A and B upgrade ports of the primary switch to the
corresponding common ports of the next switch. Ensure that you link
ports with the same letter (A-A and B-B).
6. If your primary switch is a single channel width switch having 52 ports,
repeat step 5 with the remaining switches that you want to cascade
(up to two more switches).
Single-channel-width switches (52-port model shown)
Double-channel-width switches
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