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6
DHCP Server Configuration
When configuring the DHCP server, go to these sections for information you are interested in:
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DHCP Server Configuration Task List
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Configuring an Address Pool for the DHCP Server
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Enabling the DHCP Server on an Interface
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Applying an Extended Address Pool on an Interface
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Configuring the DHCP Server Security Functions
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Configuring the Handling Mode for Option 82
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Displaying and Maintaining the DHCP Server
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DHCP Server Configuration Examples
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Troubleshooting DHCP Server Configuration
The DHCP server configuration is supported only on VLAN interfaces, and loopback interfaces. The
secondary IP address pool configuration is not supported on loopback interfaces.
Introduction to DHCP Server
Application Environment
The DHCP server is suitable for networks where:
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Manual configuration and centralized management are difficult to implement.
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The hosts are more than the assignable IP addresses and it is impossible to assign a fixed IP
address to each host. For example, an ISP limits the number of hosts accessing the Internet at a
give time, so many hosts need to acquire IP addresses dynamically.
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A few hosts need fixed IP addresses.
