User Manual

NETGEAR M4500 Series Switches CLI Command Reference Manual 495
The parameter “local” means to set database access inside device.
The parameter “tftp://hostIP/filename” means to set database access on remote TFTP Server.
Format ip dhcp snooping database {local | <url>}
Default Local
Mode Global Config
5.17.16. ip dhcp snooping database write-delay
This command configures the interval in seconds at which the DHCP Snooping database will be persisted, and
this database stores the results of DHCP snooping bindings. Use keyword “no” to restore the default value of
this command.
The parameter “<interval>” value ranges is from 15 to 86400 seconds.
Format ip dhcp snooping database write-delay <interval>
no ip dhcp snooping database write-delay
Default 300
Mode Global Config
5.17.17. ip dhcp snooping binding
This command configures the static DHCP Snooping binding which binds a MAC address to assigned IP address
on a specific VLAN ID and interface. Use keyword “no” to remove an existing entry of DHCP Snooping binding.
Format ip dhcp snooping binding <mac-address> vlan <vlan id> <ip address> interface {<slot/port> | port-
channel < portchannel-id>}
no ip dhcp snooping binding <mac-address>
Default None
Mode Global Config
Example: To add a static entry of DHCP snooping binding which binds MAC address 00:11:22:33:44:55 to IP
address 10.0.0.1 on vlan 1 and port interface 0/1.
(M4500-32C) #configure
(M4500-32C) (Config)#ip dhcp snooping binding 00:11:22:33:44:55 vlan 1 10.0.0.1 interface 0/1
(M4500-32C) (Config)#