User manual

QDR InfiniBand Switch Platform User Manual Rev 1.2
Mellanox Technologies
19
4.4 Interfaces
4.4.1 Port Connector Interfaces
The Connector side of the switch has 36 QSFP ports. These are placed in two rows, 18 ports to a
row. The ports are labelled as shown in
Figure 4. The bottom row ports are flipped from the top
row. See Figure 5.
Figure 4: Port Numbering
Figure 5: Top and Bottom Ports
4.5 Management and FW Updating Interfaces
This switch is externally managed. There is no CPU in this switch for management purposes. The
switch can be managed through any fabric management software such as Open SM Mellanox
UFM.
There is one interface to connect to the switch. It is an I2C RJ45 interface labelled “I2C”. Use this
connector to update firmware (as a last resort) and for advanced debug.
4.5.1 RJ-45 Connector (I2C)
There is an “I2C”interface on the front panel.
Update FW inband only.
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