Preface 
The H3C WA documentation set includes 10 command references, which describe the commands and 
command syntax options available for the H3C WA series WLAN access points. 
The  Layer 3 – IP Services Command Reference describes ARP, IP addressing, DHCP, DNS, IP 
performance optimization, IPv6 basics, and DHCPv6 configuration commands. 
This preface includes: 
z  Audience 
z  Conventions 
z  About the H3C WA Documentation Set 
z  Obtaining Documentation 
z  Documentation Feedback 
Audience 
This documentation is intended for: 
z  Network planners 
z  Field technical support and servicing engineers 
z  Network administrators working with the WA series 
Conventions 
This section describes the conventions used in this documentation. 
Command conventions 
Convention  Description 
Boldface Bold
 text represents commands and keywords that you enter literally as shown.
italic 
Italic text represents arguments that you replace with actual values. 
[ ] 
Square brackets enclose syntax choices (keywords or arguments) that are 
optional. 
{ x | y | ... }
 
Braces enclose a set of required syntax choices separated by vertical bars, 
from which you select one.  
[ x | y | ... ]
 
Square brackets enclose a set of optional syntax choices separated by vertical 
bars, from which you select one or none.  
{ x | y | ... } *
 
Asterisk marked braces enclose a set of required syntax choices separated by 
vertical bars, from which you select at least one. 
[ x | y | ... ] *
 
Asterisk marked square brackets enclose optional syntax choices separated by 
vertical bars, from which you may select multiple choices or none.  
&<1-n> 
The argument or keyword and argument combination before the ampersand (&) 
sign can be entered 1 to n times. 
#  A line that starts with a pound (#) sign is comments.