Management; Usb; Reset Button - Nvidia Mellanox SB7700 Hardware User Manual


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
1000GbE). 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
Attributes to view the full procedure.

Make sure you use only FCC compliant Ethernet cables.

USB

The USB interface is USB 2.0 compliant and can be used by 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.

• USB 1.0 is not supported.
• Do not use excessive force when inserting or extracting the USB disk to and from
the connector.

Reset Button

The reset button is located on the rear side of the system next to the fan status LEDs. This reset
button requires a tool to be pressed.

Do not use a sharp pointed object such as a needle or a push pin for pressing the
reset button. Use a flat object to push the reset button.
• To reset the system and the CPU of its management board, push the Reset button and keep it
pressed for up to 15 seconds.
• To reset the system, the CPU of its management board and the "admin" password, push the
Reset button and keep it pressed for at least 15 seconds. You will then be able to enter
without a password and set a new password for the user "admin". In the externally managed
systems, the Reset button resets the device.
appendix for harness details.
" provide access for remote management. The
to Management Interfaces, PSUs and
to Configuring Network
33