I2C/Rs232 (Console); Management; Usb - Nvidia Spectrum SN2000 Hardware User Manual

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I C/RS232 (Console)
The port labeled "Console" is an RS232 serial port on the back side of the chassis in SN2700 and
SN2410, and on the front side in SN2740, SN2201 and SN2100/SN2010. It is used for initial
configuration and debugging. Upon first installation of the system, you need to connect a PC to this
interface and configure network parameters for remote connections. Refer to
Attributes Using NVIDIA Onyx

• This interface is not found in externally managed systems.
• Apart from the initial configuration, the I²C interface is made exclusively for
debugging and troubleshooting. Only FAEs are authorized to connect through it.

Only original NVIDIA cables supplied with the switch package can be used to connect
a switch system to the server.
Connecting any cable other than the NVIDIA supplied console cable may cause an I²C hang.
Using uncertified cables may damage the I²C interface.
Refer to the Replacement Parts Ordering Numbers

Management

The RJ45 Ethernet ports labeled "MGT
management ports are configured with auto-negotiation capabilities by default (100MbE to 1GbE).
The management ports' network attributes (such as IP address) need to be pre-configured via the
RS232 serial console port or by DHCP before use. Refer
NVIDIA Onyx (MLNX-OS) to view the full procedure.

In the SN2100/SN2010 systems there is only one MGT port.

Make sure you use only FCC compliant Ethernet cables.

USB

The USB interface is USB 2.0 (mini USB in SN2100) compliant (USB 1.0 is not supported) and can be
used by NVIDIA Onyx (MLNX-OS) software to connect to an external disk for software upgrade or file
management. The connector comes in a standard USB shape.
To view the full matrix of the USB configuration options, refer
Fans.
(MLNX-OS) to view the full procedure.
" provide access for remote management. The
appendix for harness details.
to Configuring Network Attributes Using
to Management Interfaces, PSUs and
Configuring Network
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