H3C/Huawei Switch Inspection and Log Collection Commands

H3C and Huawei switches both use display series commands to view status. During inspections or troubleshooting, start a session record using terminal software and then execute the following commands in sequence to send the record file to technical support.

H3C Switch

Hardware Status and Version

Command	Description
display clock	System Time
display version	Software Version, Last Restart Time
display environment	Device Temperature
display device	Board Running Status
display power / display fan	Power Supply / Fan Status
display cpu-usage	CPU Usage for the Last 5 Seconds, 1 Minute, and 5 Minutes
display cpu-usage history	CPU Usage History
display memory	Memory Size and Usage Rate

Running Configuration and Logs

Command	Description
display interface	Interface Traffic and Link Status
display ip interface	Layer 3 Interface Statistics
display ip routing-table	Routing Table
display current-configuration | include ospf	OSPF Related Configuration
display saved-configuration	Saved Configuration Files
display logbuffer	Log Buffer
display port trunk	Trunk Ports
display link-aggregation summary	Link Aggregation Group
display vrrp statistics	VRRP Master/Backup Status
display stp root / display stp brief / display stp abnormal-port	STP Root Bridge / Summary / Abnormal Ports

When collecting all diagnostic information at once, execute display diagnostic-information, save it to a device file as prompted, and then retrieve it via FTP / TFTP.

Huawei Switch

Command	Description
display health	Device Health Status
display device	Hardware (Board) Information
display version	Version Information
display esn	Device Serial Number
display temperature all	Temperature Information; all statuses should be normal
display diagnostic-information	Complete Diagnostic Information (Output is very long)