Figure 11: Rj45 I2C Connector - Mellanox Technologies IS5025D-1BRC User Manual

Rev 2.9
before any remote management is available. For the Socket pinout see "RJ45 CONSOLE Inter-
face" on page 70.
This connector is not found in unmanaged (externally managed) switches.
3.4.2.2 RJ-45 Connector (I2C) Externally Managed Switches only
All firmware updates should be done in-band using Mellanox Firmware Management Tools.
This interface is for Debug and Troubleshooting only.
only.
You will need to order an MTUSB-1 USB to I2C adapter to make use of the I2C interface. An
HAR 000022 harness is included in the MTUSB-1 package to connect the switch for updating FW.
The I2C connection provides access to Flash and EEPROMs. This connection allows access to the
switch for updating FW. See Section 4.3.
3.4.2.3 RJ-45 Ethernet Connector (MGT) Internally Managed Switches
The Ethernet connection labelled "MGT" provides access for remote management. The IS50XX
can be connected to an Ethernet switch or the Ethernet port of a computer.
The switch with the FabricIt management module has an extra Ethernet connector below the MGT
connector shown in Figure 10.
Note: These connector(s) are not found in unmanaged (externally managed) switches.
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Mellanox Technologies

Figure 11: RJ45 I2C Connector

Each Ethernet connector gets connected to Ethernet switches. These switches
must be configured to 10/100M auto-negotiation.
IS5025
I2C
This interface is for FAEs and advanced users
Basic Operation and Installation