Configuring Arp Inspection Trust - Dell C9000 Series Networking Configuration Manual

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Configure an IP address and MAC address mapping for an interface.

CONFIGURATION mode

arp ip-address mac-address interface

ip-address: IP address in dotted decimal format (A.B.C.D).

mac-address: MAC address in nnnn.nnnn.nnnn format.

interface: enter the interface type.

For the Management interface, enter the keyword ManagementEthernet then the slot/port

information. The slot range is from 0 to 1 and the port range is 0.

For a Port Channel interface, enter the keywords portchannel then a number. The range is

from 1 to 128.

For a 10-Gigabit Ethernet interface, enter the keyword TenGigabitEthernet then the slot/

port information.

For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the slot/port

information.

C1048P (port extender) 1 Gigabit Ethernet interfaces use the following command syntax:

interface peGigE pe-id/pe-stack—unit-id/port-number

where pe-id is a port-extender ID number from 0 to 255

pe-stack-unit-id is a PE stack-unit number from 0 to 7

Example of the show arp Command

These entries do not age and can only be removed manually. To remove a static ARP entry, use the no arp

ip-address command.

To view the static entries in the ARP cache, use the show arp static command in EXEC privilege mode.

Dell#show arp

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Configuring ARP Inspection Trust

Use the arp-inspection-trust command to specify a port or an interface as trusted so that ARP frames

are not validated against the binding table. By default, this feature is disabled.

Enable ARP learning via gratuitous ARP.

INTERFACE Mode

INTERFACE PORT-CHANNEL Mode

INTERFACE PORT EXTENDER Mode

Age(min) Hardware Address

08:00:20:b7:bd:32

Interface VLAN CPU

IPv4 Routing