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Catalyst 3750-E and 3560-E Switch Cisco IOS ... - DNIP . NET

Catalyst 3750-E and 3560-E Switch Cisco IOS ... - DNIP . NET

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Chapter 2<strong>Catalyst</strong> <strong>3750</strong>-E <strong>and</strong> <strong>3560</strong>-E <strong>Switch</strong> <strong>Cisco</strong> <strong>IOS</strong> Comm<strong>and</strong>spermit (ARP access-list configuration)Comm<strong>and</strong> HistoryRelease12.2(35)SE2ModificationThis comm<strong>and</strong> was introduced.Usage GuidelinesYou can add permit clauses to forward ARP packets based on some matching criteria.ExamplesThis example shows how to define an ARP access list <strong>and</strong> to permit both ARP requests <strong>and</strong> ARPresponses from a host with an IP address of 1.1.1.1 <strong>and</strong> a MAC address of 0000.0000.abcd:<strong>Switch</strong>(config)# arp access-list static-hosts<strong>Switch</strong>(config-arp-nacl)# permit ip host 1.1.1.1 mac host 0000.0000.abcd<strong>Switch</strong>(config-arp-nacl)# endYou can verify your settings by entering the show arp access-list privileged EXEC comm<strong>and</strong>.Related Comm<strong>and</strong>sComm<strong>and</strong>arp access-listdeny (ARP access-listconfiguration)ip arp inspection filter vlanshow arp access-listDescriptionDefines an ARP access control list (ACL).Denies an ARP packet based on matches against the DHCP bindings.Permits ARP requests <strong>and</strong> responses from a host configured with astatic IP address.Displays detailed information about ARP access lists.OL-9776-08<strong>Catalyst</strong> <strong>3750</strong>-E <strong>and</strong> <strong>3560</strong>-E <strong>Switch</strong> Comm<strong>and</strong> Reference2-417

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