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Command Explanation
DHCP Address Pool Mode
network-address <network-number>
[mask | prefix-length]
no network-address
Configures the address scope that can be
allocated to the address pool
default-router
[address1[address2[…address8]]]
no default-router
Configures default gateway for DHCP
clients
dns-server
[address1[address2[…address8]]]
no dns-server
Configures DNS server for DHCP clients
domain-name <domain>
no domain-name
Configures Domain name for DHCP
clients; the “no domain-name” command
deletes the domain name.
netbios-name-server
[address1[address2[…address8]]]
no netbios-name-server
Configures the address for WINS server
netbios-node-type
{b-node|h-node|m-node|p-node|<typ
e-number>}
no netbios-node-type
Configures node type for DHCP clients
bootfile <filename>
no bootfile
Configures the file to be imported for
DHCP clients on bootup
next-server
[address1[address2[…address8]]]
no next-server
[address1[address2[…address8]]]
Configures the address of the server
hosting file for importing
option <code> {ascii <string> | hex
<hex> | ipaddress <ipaddress>}
no option <code>
Configures the network parameter
specified by the option code
lease { days [hours][minutes] |
infinite }
no lease
Configures the lease period allocated to
addresses in the address pool
Global Mode
ip dhcp excluded-address
<low-address> [<high-address>]
no ip dhcp excluded-address
<low-address> [<high-address>]
Excludes the addresses in the address
pool that are not for dynamic allocation.