The Lenovo G8124E is a powerful and versatile switch that offers a wide range of features to meet the needs of demanding business networks. With its 24 Gigabit Ethernet ports, the G8124E can provide high-speed connectivity for servers, workstations, and other network devices. The switch also supports a variety of advanced features, including VLANs, QoS, and IGMP snooping, which can help to improve network performance and security. Additionally, the G8124E is easy to manage and configure, making it an ideal choice for businesses of all sizes.
Lenovo RackSwitch G8124E / G8272
Quickstart Guide
Document Version 1.0: 10/2018
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Table of Contents
Introduction 3
Requirements 3
Connect to the Switch 3
Over the Network 3
Setup the Switch for Remote Access 4
Configure the IP Information 4
Use SSH to Access the Switch 4
Configure Users and Passwords 5
Change the Admin Password 5
Create New Users 5
Configure the Switch 6
Configure the Ports 6
Create a VLAN 6
Add VLAN(s) to Switch Ports 6
Feedback & Support 7
Document Feedback 7
Technical Support and Resources 7
Disclaimer 7
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Introduction
This guide provides general configuration examples. The configurations found here may not be applicable for all
environments. Consult Lenovo’s official documentation for further information in regards to your environment's
unique configuration.
Requirements
● A Terminal Emulation program, such as PuTTY.
● (Optional) USB cable.
Connect to the Switch
Over the Network
By default, the management interface is set to request a DHCP address. If DHCP is available, check your leases on
your DHCP server to determine the IP address of the switch. Using an SSH client, you may log in to the switch over
the network. The default username is admin, and the default password is admin.
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Setup the Switch for Remote Access
Configure the IP Information
1. Login to the switch using either option in the Connect to the Switch section above.
2. Run the commands below to configure the settings for remote access. The interface you select will depend
on how you've connected to the switch.
enable
configure device
interface <management|ethernet> <1/1>
no bridge-port
ip address <IP|DHCP>
exit
NOTE
The interface you select will depend on how you have connected to the switch (management or
ethernet).
no bridge-port is strongly recommended if you plan to use DHCP on an ethernet port.
3. You can see an output of the assigned configuration, including the IP information is using DHCP, using the
below command.
display ip interface brief
Use SSH to Access the Switch
Use the below command to SSH into the switch for access:
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Configure Users and Passwords
Change the Admin Password
configure device
username admin password <PASSWORD>
display user-accounts
configure device
username <USERNAME> password <PASSWORD>
username <USERNAME> role <network-admin|network-operator>
exit
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Configure the Switch
Configure the Ports
1. Login to the switch.
2. Run the commands below to configure the port settings for the switch. The interface you select will depend
on how you've connected to the switch.
enable
configure device
interface <management|ethernet> <1/1>
no bridge-port
ip address <IP|DHCP>
flow control <sent|receive> <on|off>
exit
Create a VLAN
1. Login to the switch.
2. Run the commands below to create the switch VLAN(s).
enable
configure device
vlan <ID NUMBER>
Add VLAN(s) to Switch Ports
1. Login to the switch.
2. Run the commands below to add the VLAN(s) to specific switch ports.
enable
configure device
interface ethernet <PORT NUMBER(S)>
bridge-port mode access
bridge-port access vlan <VLAN ID NUMBER>
exit
3. You can verify the VLAN port assignment with the below command.
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Feedback & Support
Document Feedback
Scale Computing welcomes your suggestions for improving our documentation. Please send your feedback to
Technical Support and Resources
There are many technical support resources available for use. Access this document, and many others, at
http://www.scalecomputing.com/support/login/.
Disclaimer
Switches are not covered under the support and warranty for the Scale Computing HC3 system. Scale Computing is
not responsible for any issues arising from the use of this guide. Any and all questions, issues, or concerns
regarding switch configuration should be addressed with the switch manufacturer directly.
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