H3C Technologies H3C WX3000E Series Wireless Switches - Manual (Page 218)

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Configuring DHCP
DHCP overview
After the DHCP client is enabled on an interface, the interface can dynamically obtain an IP address and
other configuration parameters from the DHCP server. This facilitates configuration and centralized
management. For more information about the DHCP client configuration, see "
Managing interfaces ."
For more information about DHCP, see " About the H3C Access Controllers Web-Based Configuration
Guide ."
The Dynamic Host Configuration Protocol (DHCP) provides a framework to assign configuration
information to network devices.
DHCP uses the client/server model.
Figure 166 shows a typical a DHCP application.
Figure 166 A typical DHCP application
A DHCP client can obtain an IP address and other configuration parameters from a DHCP server on
another subnet through a DHCP relay agent.
Figure 167 DHCP relay agent application