Ruijie RG-S2600G-I Series, Справочное руководство CLI

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CLI Reference DHCP Snooping Configuration Commands
Usage
guidelines
Use this command to enable checking the validity of the source MAC address
of the DHCP request message. Once the function is enabled, the system will
discard the DHCP request message that fails to pass the source MAC
address check.
Examples
The following is an example of enabling the check of the source MAC
address of the DHCP request message.
Ruijie# configure terminal
Ruijie(config)# ip dhcp snooping verify mac-address
Ruijie(config)# end
Ruijie# show ip dhcp snooping
Switch DHCP snooping status: ENABLE
Verification of hwaddr field status: ENABLE
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)
------------------------ ------- ------------------
Related
commands
Command Description
show ip dhcp
snooping
View the configuration information of the DHCP
snooping.
ip dhcp snooping information option
Use this command to add option82 to the DHCP request message. The no form of this command
disables this function.
[no] ip dhcp snooping information option [standard-format]
Parameter
description
Parameter Description
standard-format The option82 uses the standard format.
Default
configuration
Disabled.
Command
mode
Global configuration mode.
Usage
guidelines
This command adds option82 to the DHCP request message based on which
the DHCP server assigns IP address.
Examples Add option82 to the DHCP request message: