Huawei Technologies Proprietary 
 
Introduces the commands used for information center configuration. 
z  39 System Maintenance and Debugging 
Introduces the commands used for system maintenance and debugging. 
z  40 VLAN VPN 
Introduces the commands used for VLAN VPN configuration. 
z  41 HWPing 
Introduces the commands used for HWPing configuration. 
z  42 DNS 
Introduces the commands used for DNS configuration. 
z  43 Appendix A Command Index 
Lists all the commands described in this command manual in an alphabetic order. 
The parts and pages where the commands are described are also given. 
Intended Audience 
The manual is intended for the following readers: 
z  Network engineers 
z  Network administrators 
z  Customers who are familiar with network fundamentals 
Conventions  
The manual uses the following conventions:  
I. General conventions 
Convention  Description 
Arial  Normal paragraphs are in Arial. 
Boldface 
Headings are in Boldface.  
Courier New
 
Terminal Display is in Courier New. 
 
II. Command conventions 
Convention  Description 
Boldface 
The keywords of a command line are in Boldface. 
italic 
Command arguments are in italic. 
[ ] 
Items (keywords or arguments) in square brackets [ ] are