H3C Technologies H3C S12500 Series Switches User Manual

Page 53

Advertising
background image

39

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter common address pool
view.

dhcp server ip-pool pool-name N/A

3.

Specify a network segment.

network network-address
[ mask-length | mask mask ]

Not specified by default, meaning
no assignable address.

4.

Specify the IP address range

on the subnet for dynamic
allocation.

network ip range min-address
max-address

Optional.
Not specified by default.

5.

Specify the address lease

duration.

expired { day day [ hour hour

[ minute minute ] [ second
second ] ] | unlimited }

Optional.
One day by default.

6.

Return to system view.

quit

N/A

7.

Exclude IP addresses from
automatic allocation.

dhcp server forbidden-ip
low-ip-address [ high-ip-address ]

Optional.
Except IP addresses of the DHCP

server interfaces, all addresses in
the DHCP address pool are

assignable by default.

Configuring dynamic address allocation for an extended
address pool

Extended address pools support dynamic address allocation only.
When configuring an extended address pool, you must specify:

Assignable IP address range

Mask

After the assignable IP address range and the mask are specified, the address pool becomes valid.
To configure dynamic address allocation for an extended address pool:

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter extended address pool

view.

dhcp server ip-pool pool-name
extended

N/A

3.

Specify the IP address range. network ip range min-address

max-address

Not specified by default.

4.

Specify the IP address mask.

network mask mask

Not specified by default.

5.

Specify the IP address range
for the DHCP clients of a

specific vendor.

vendor-class-identifier

hex-string&<1-255> ip range
min-address max-address

Optional.
Not configured by default.

6.

Specify the address lease
duration.

expired { day day [ hour hour
[ minute minute [ second

second ] ] ] | unlimited }

Optional.
One day by default.

Advertising