4 Dedicated XClarity Controller (XCC) network connector
Used to attach an Ethernet cable to manage the system using XClarity Controller.
5 6 Ethernet 1 and 2 connectors
Used to attach an Ethernet cable for a LAN. Each Ethernet connector has two status LEDs to help you
identify the Ethernet connectivity and activity. For more information, see “Rear view LEDs” on page 24.
Ethernet 1 connector can be set as XClarity Controller Network connector.
To set Ethernet 1 connector as XClarity Controller Network connector, start Setup Utility and select BMC
Settings ➙ Network Settings ➙ Network Settings Network Interface Port : Shared. Then, click Shared
NIC on and select Onboard Port 1.
7 8 USB 3.1 Gen1 or Gen 2 connectors
Used to attach a device that requires a USB 3.1 connection, such as a keyboard, a mouse, or a USB flash
drive.
9 PCIe slots
Your server has four PCIe slots on the system board for you to install appropriate PCIe adapters. For
information about the PCIe slots, see “Specifications” on page 5.
Rear view LEDs
The illustration in this section shows the LEDs on the rear the server.
24
ThinkSystem ST250 Setup Guide
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