3Com 3031 Command Reference Manual page 421

display dhcp server
expired
display dhcp server
free-ip
Syntax
display dhcp server expired [ ip ip-address | pool [ pool-name ] | interface [
interface-name ] all ]
View
Any view
Parameter
ip-address: A specified IP address.
pool-name: Name of a global address pool. All the global address pools will
apply if no address pool has been specified.
interface-name: Interface address pool. All the interface address pools will
apply if no interface has been specified.
all: All the IP addresses.
Description
Using the display dhcp server expired command, you can view the expired address
leases in a DHCP address pool. In certain conditions, the addresses of the expired
leases will be allocated to other DHCP clients.
Example
View the expired leases in DHCP address pools.
<3Com> display dhcp server expired all
Global pool:
IP address Hardware address
Interface pool:
IP address Hardware address
Table 2 Description of the information displayed by executing display dhcp server expired
Major item
Global pool:
Interface pool:
IP address
Hardware address
Lease expiration
Type
Syntax
display dhcp server free-ip
View
Any view
Parameter
None
Description
Using the display dhcp server free-ip command, you can view the ranges of
available addresses in DHCP address pools, i.e., information of the IP addresses
that have not been allocated yet.
DHCP Server Configuration Commands
Lease expiration
Lease expiration
Description
Expired address leases in global address pools.
Expired address leases in interface address pools.
The bound IP address
The bound MAC address
The lease expiration time
Address binding type
421
Type
Type