Huawei AR Series Quick Maintenance Guide

9
Fault Information
Collection and Feedback
When you detect errors on your router, collect fault information in real time and take the
corresponding measures.
Fault information includes:
 Basic fault information : fault occurrence time, symptom, severity, impact, network topology,
measures that have been taken, and effect
 Router running status : device name, version, current configuration, and interface information
 Log information : logs recorded when faults occur
Provide the collected information to your agent or Huawei technical support engineers.
Collect Fault Basic Information
When a fault occurs, collect the following fault basic information :
No.
Item Collection Method
1
5
Fault occurrence time
Symptom
Impact
Networking
Measures that have
been taken
Record the time when the fault occurs, in minutes.
Record the fault symptom and detailed information.
Record the severity of the fault and impacted services.
Draw a networking diagram, including the upstream and downstream devices
and connected ports.
Record the measures that have been taken and effect of the measures
(including command execution procedure and output).
2
3
4
Collect Router Running Information
Log in to the router and run the display diagnostic-information command to collect router running
information , including startup configuration, current configuration, port information, time, and system
version.
<Huawei> display diagnostic-information dia-info.txt
This operation will take several minutes, please wait.........................
................................................................................
........................
Info: The diagnostic information was saved to the device successfully.
The generated configuration file is saved in the default directory. You can run the dir command in
the user view to check whether the configuration file is generated.
You can transfer the configuration file to your computer through TFTP, FTP, or SFTP to facilitate
information query and feedback. For details, see the Configuration Guide - Basic Configuration .

Huawei AR Series Specifications

General

Humidity	5% to 95% (non-condensing)
Routing Performance	Varies by model
Forwarding Capacity	Varies by model
WAN Ports	Varies by model
LAN Ports	Varies by model
Security Features	Firewall, IPS
Management	Web, CLI, SNMP
Routing Protocols	RIP, OSPF, IS-IS, BGP
Power Supply	AC, DC (varies by model)
Operating Temperature	0°C to 45°C
Storage Temperature	-40°C to 70°C
Product Series	AR Series
Interface Options	Serial