Dell Networking S6000 Uživatelský manuál stáhnout pdf (Strana 432)

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101

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

Protocol Address Age(min) Hardware Address Interface VLAN CPU

--------------------------------------------------------------------------------

Internet 10.1.2.4 17 08:00:20:b7:bd:32 Ma 1/0 - CP

Dell#

Enabling Proxy ARP

By default, Proxy ARP is enabled. To disable Proxy ARP, use the no proxy-arp command in the interface

mode.

To re-enable Proxy ARP, use the following command.

• Re-enable Proxy ARP.

INTERFACE mode

ip proxy-arp

To view if Proxy ARP is enabled on the interface, use the show config command in INTERFACE mode. If

it is not listed in the show config command output, it is enabled. Only non-default information is

displayed in the

show config command output.

Clearing ARP Cache

To clear the ARP cache of dynamically learnt ARP information, use the following command.

• Clear the ARP caches for all interfaces or for a specific interface by entering the following information.

EXEC privilege

clear arp-cache [interface | ip ip-address] [no-refresh]

– ip ip-address (OPTIONAL): enter the keyword ip then the IP address of the ARP entry you

wish to clear.

– no-refresh (OPTIONAL): enter the keywords no-refresh to delete the ARP entry from CAM. Or

to specify which dynamic ARP entries you want to delete, use this option with interface or ip

ip-address

– For a 1-Gigabit Ethernet interface, enter the keyword GigabitEthernet then the slot/port

information.

– For a port channel interface, enter the keywords port-channel then a number.

– For a SONET interface, enter the keyword sonet then the slot/port information.

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

information.

– For a VLAN interface, enter the keyword vlan then a number between 1 and 4094.

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IPv4 Routing

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