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dhcp snooping binding record
Use dhcp snooping binding record to enable recording of client information in DHCP snooping
entries.
Use undo dhcp snooping binding record to disable recording of client information in DHCP
snooping entries.
Syntax
dhcp snooping binding record
undo dhcp snooping binding record
Default
DHCP snooping does not record client information.
Views
Layer 2 Ethernet interface/Layer 2 aggregate interface view
Predefined user roles
network-admin
Usage guidelines
This command enables DHCP snooping on the port directly connecting to the clients to record client
information in DHCP snooping entries.
Examples
# Enable the recording of client information in DHCP snooping entries on HundredGigE 1/0/1.
<Sysname> system-view
[Sysname] interface hundredgige 1/0/1
[Sysname-HundredGigE1/0/1] dhcp snooping binding record
dhcp snooping check mac-address
Use dhcp snooping check mac-address to enable MAC address check for DHCP snooping.
Use undo dhcp snooping check mac-address to disable MAC address check for DHCP snooping.
Syntax
dhcp snooping check mac-address
undo dhcp snooping check mac-address
Default
MAC address check for DHCP snooping is disabled.
Views
Layer 2 Ethernet interface/Layer 2 aggregate interface view
Layer 3 Ethernet interface/Layer 3 aggregate interface view
Predefined user roles
network-admin
Usage guidelines
With MAC address check enabled, DHCP snooping compares the chaddr field of a received DHCP
request with the source MAC address field in the frame header. If they are the same, DHCP