S2600E CLI Reference Guide Chapter 10 DHCP Snooping Configuration Commands
Ruijie#
configure terminal
Ruijie(config)#
interface fastEthernet 0/1
Ruijie(config-if)#
ip dhcp snooping trust
Ruijie(config-if)#
end
Ruijie#
show ip dhcp snooping
Switch DHCP snooping status: ENABLE
DHCP snooping Verification of hwaddr field status: DISABLE
DHCP snooping database write-delay time: 0 seconds
DHCP snooping option 82 status: ENABLE
DHCP Snooping Support Bootp bind status:ENABLE
Interface
Trusted Rate limit (pps)
----------------- ------- ----------------
FastEthernet0/1
yes unlimited
Command
Description
Related
commands
show ip dhcp
snooping
View the configuration information of
the DHCP snooping.
10.2.3
ip dhcp snooping vlan vlan-id
information option change-vlan-to
vlan
Use this command to enable the option82’s sub-option circuit and change the VLAN in the
circuit-id into the specified VLAN. The
no
form of this command will disable this function.
[
no
]
ip dhcp snooping vlan vlan-id information option change-vlan-to vlan vlan-id
Parameter
Description
Parameter
description
vlan
The specified vlan to change.
Default
Disabled
Command
mode
Interface configuration mode.
Usage
guidelines
With this command configured, the option82 is added to
the DHCP request packets, the circuit-id in the option82
information is the specified VLAN and the DHCP server
will assign the addresses according to the option82
information.
Examples
The following is an example of adding the option82 to the
DHCP request packets and changing the VLAN4094 in the
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