H3C S7500 Series Ethernet Switches Operation Manual

Operation Manual – DHCP
H3C S7500 Series Ethernet Switches Chapter 2
DHCP Server Configuration
2-8
mappings by sending unicast packets to WINS servers. If they fail to obtain
mappings, they send broadcast packets to obtain mappings.
Follow these steps to configure NetBIOS services for the DHCP server:
To do… Use the command… Remarks
Enter system view
system-view
—
Create a DHCP address
pool and enter DHCP
address pool view
dhcp server ip-pool
pool-name
Required
By default, no global DHCP
address pool is created
Configure WINS server
addresses for DHCP
clients
nbns-list
ip-address&<1-8>
Required
By default, no WINS server
address is configured
Configure DHCP clients to
be of a specific NetBIOS
node type
netbios-type { b-node |
h-node | m-node |
p-node }
Optional
By default, no NetBIOS
node type of the DHCP
client is specified and a
DHCP client uses an h-node
2.2.7 Customizing DHCP Service
With the evolution of DHCP, new options are constantly coming into being. You can
add the new options as the properties of DHCP servers by performing the following
configuration.
Follow these steps to customize DHCP service:
To do… Use the command… Remarks
Enter system view
system-view
—
Create a DHCP address
pool and enter DHCP
address pool view
dhcp server ip-pool
pool-name
Required
By default, no global
DHCP address pool is
created
Configure customized
options
option code { ascii
ascii-string | hex
hex-string&<1-10> |
ip-address
ip-address&<1-8> }
Required
By default, no customized
option is configured
2.2.8 Configuring Gateway Addresses for DHCP Clients
Gateways are necessary for DHCP clients to access servers/hosts outside the current
network segment. After you configure gateway addresses on a DHCP server, the