H3C Technologies H3C WX3000 Series Unified Switches - Manual (Page 328)

31-2
To do… Use the command… Remarks
Configure the VLAN interface
to obtain IP address through
DHCP or BOOTP
ip address { bootp-alloc | dhcp-alloc }
Required
By default, no IP address is
configured for the VLAN
interface.
Currently, the device operating as a DHCP client can use an IP address for no more than 24 days; that
is, it can obtain a lease with 24 days at most even if the DHCP server assigns a lease with more than 24
days.
DHCP Client Configuration Example
Network requirements
As shown in Figure 35-1 , using DHCP, VLAN-interface 1 of Switch A is connected to the LAN to obtain
an IP address from the DHCP server.
Figure 35-1 A DHCP network (Switch A serving as a DHCP client)
WINS server DHCP Client
DNS server
Vlan-interface1
Switch A
DHCP Client
DHCP Server
Configuration procedure
The following describes only the configuration on Switch A serving as a DHCP client.
# Configure VLAN-interface 1 to dynamically obtain an IP address by using DHCP.
system-view
[SwitchA] interface vlan-interface 1
[SwitchA-Vlan-interface1] ip address dhcp-alloc
Displaying and Maintaining DHCP/BOOTP Client Configuration
To do… Use the command… Remarks
Display related information on a
DHCP client
display dhcp client [ verbose ] Available in any view