Module BM Elements

Refer to Figure 34-5 on page 1001. This example shows an IBA module with two, separate on-board IOUs, each of which contains one IOC. Each of the IOUs contain the following BM-related entities:

  • A single port (port 1) connected to the IBA fabric through the chassis backplane.

  • Inbound IBA SMPs arriving through the port are delivered to the port's SMI.

  • The SMI passes SMP request packets to the IOU's SMA for processing. Among other SM-related attributes, this permits the SM to access the port's GUID as well as the IOU's NodeGUID.

  • BM GMPs are sent and received using the port's GSI.

  • The IOU's BMA receives inbound BM MADs and is also capable of sending BM MADS through the port's GSI:

    - By issuing BM MADs, the BM can access the MME and, ...

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