Shelf Management Alarm Module
AXP 1410 Installation and Use (6806800H70D)
185
8.5.2.3 Ethernet Signals
The SAMs implement a four-port 10/100Base-T Ethernet switch. The SAM’s 10/100Base-T links
to each of the system controller/switching blades in logical hub slots 1 and 2.The backplane has
a cross-connect between each hub slot and the other SAM, as shown in the following figure.
The shelf manager’s carrier card has the following:
z Port to ShMM-1500R
z Port to BC1 (ATCA-F120)
z Port to BC2 (ATCA-F120)
z Port to other SAM
The shelf manager mezzanine has a port to the face plate (eth0) and a port to the SAM (eth1).
The backplane has cross-connects between each hub slot and other SAM.
Figure 8-4 Interhub Slot and Shelf Manager Connectivity
ATCA-F120
Hub Slot 1
SAM A
Front Panel
ATCA-F120
Hub Slot 2
SAM B
Front Panel
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