Command Manual – DHCP
H3C S7500E Series Ethernet Switches
Chapter 4 DHCP Snooping Configuration Commands
4-2
With DHCP snooping disabled, all ports can forward responses from any DHCP
servers and does not record binding information about MAC addresses of DHCP clients
and the obtained IP addresses.
By default, DHCP snooping is disabled.
Related commands:
display dhcp-snooping
.
Examples
# Enable DHCP snooping.
[Sysname] dhcp-snooping
4.1.2 dhcp-snooping information enable
Syntax
dhcp-snooping information enable
undo dhcp-snooping information enable
View
Ethernet port view
Parameters
None
Description
Use the
dhcp-snooping information enable
command to configure DHCP Snooping
to support Option 82.
Use the
undo dhcp-snooping information enable
command to disable this function.
By default, DHCP Snooping does not support Option 82.
Examples
# Configure DHCP Snooping to support Option 82.
<Sysname> system-view
[Sysname] interface gigabitethernet2/0/1
[Sysname-GigabitEthernet2/0/1] dhcp-snooping information enable
4.1.3 dhcp-snooping information format
Syntax
dhcp-snooping information format
{
normal
|
verbose
[
node-identifier
{
mac
|
sysname
|
user-defined
node-identifier
} ] }
undo dhcp-snooping information format
[
verbose node-identifier
]
