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DCS-3950 series Ethernet switch manual

prevent these lists entried from being attacked by ARP cheating. At the same time, these

static list entries need no reauthenticaiton, which can prenvent the switch from the failing

to reauthenticate ARP when it is being attacked by ARP scanning. Only after the DHCP

SNOOPING binding function is enabled, the binding ARP function can be set.

Example: Enable ARP binding for DHCP snooping.

Switch(Config)#ip dhcp snooping binding arp

Related Commands: ip dhcp snooping binding enable

19.2.2.5 ip dhcp snooping binding dot1x

Command：ip dhcp snooping binding dot1x

no ip dhcp snooping binding dot1x

Function： Enable the DHCP Snooping binding DOT1X funciton.

Parameters：None

Command mode：Port Mode

Default：By default, the binding DOT1X funciton is disabled on all ports. Usage Guide：

When this function is enabled, DHCP SNOOPING will notify the DOT1X module about the

captured bindng information as a DOT1X controlled user. This command is mutually

exclusive to’ip dhcp snooping binding user-contro’command.

Only after the DHCP SNOOPING binding function is enabled, the binding ARP

function can be set.

Example：Enable the binding DOT1X funciton on port ethernet0/0/1

Switch(Config)#interface ethernet 0/0/1

Switch(Config- Ethernet 0/0/1)# ip dhcp snooping binding dot1x

Related Commands: ip dhcp snooping binding enable

ip dhcp snooping binding user-control

19.2.2.6 ip dhcp snooping binding user-control

Command：ip dhcp snooping binding user-control

no ip dhcp snooping binding user-control

Function： Enable the binding user function

Parameters：None

Command mode：Port Mode

Default：By default, the binding user funciton is disabled on all ports.

Usage Guide： When this function is enabled, DHCP SNOOPING will treat the captured

binding information as trusted users allowed to access all resources. This command is

mutually exclusive with ip dhcp snooping binding dot1x.

Example: Enable user binding for ethernet 0/0/1

Switch(Config)#interface ethernet 0/0/1

Switch(Config- Ethernet 0/0/1)# ip dhcp snooping binding user-control

Releated Commands: ip dhcp snooping binding enable

ip dhcp snooping binding dot1x

Digitalchina Networks DCS-3950 series User Manual

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