Displaying And Maintaining The Dhcp Server; Dhcp Server Configuration Examples - H3C S7500E Series Operation Manual

Operation Manual – DHCP
H3C S7500E Series Ethernet Switches

2.8 Displaying and Maintaining the DHCP Server

Display information about IP
address conflicts
Display information about
lease expiration
Display information about
assignable IP addresses
Display IP addresses excluded
from dynamic allocation in the
DHCP address pool
Display information about
bindings
Display information about
DHCP server statistics
Display information about the
address pool tree organization
Clear information about IP
address conflicts
Clear information about
dynamic bindings
Clear information about DHCP
server statistics
Note:
Using the save command does not save DHCP server lease information. Therefore,
when the system boots up or the reset dhcp server ip-in-use command is executed,
no lease information will be available in the configuration file. In this case, the server
will deny the request for lease extension from a client and the client needs to request an
IP address again.

2.9 DHCP Server Configuration Examples

DHCP networking involves two types:
The DHCP server and client are on the same subnet and exchange messages
directly.
The DHCP server and client are not on the same subnet and they communicate
with each other via a DHCP relay agent.
To do...
Chapter 2 DHCP Server Configuration
Use the command...
display dhcp server conflict { all |
ip ip-address }
display dhcp server expired { all |
ip ip-address | pool [ pool-name ] }
display dhcp server free-ip
display dhcp server forbidden-ip
display dhcp server ip-in-use { all
| ip ip-address | pool [ pool-name ] }
display dhcp server statistics
display dhcp server tree { all |
pool [ pool-name ] }
reset dhcp server conflict { all | ip
ip-address }
reset dhcp server ip-in-use { all |
ip ip-address | pool [ pool-name ] }
reset dhcp server statistics
2-17
Remarks
Available
in any view
Available
in user
view