Cisco WS-C3560E-48PD-SF Command Reference - Page 448
show ip arp inspection statistics, clear ip arp inspection log
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show ip arp inspection Chapter 2 Catalyst 3560 Switch Cisco IOS Commands Vlan ---- 5 2000 DHCP Permits 0 0 ACL Permits ----------- 12 0 Source MAC Failures 0 0 Vlan ---- 5 2000 Dest MAC Failures 0 0 IP Validation Failures 9 0 For the show ip arp inspection statistics command, the switch increments the number of forwarded packets for each ARP request and response packet on a trusted dynamic ARP inspection port. The switch increments the number of ACL or DHCP permitted packets for each packet that is denied by source MAC, destination MAC, or IP validation checks, and the switch increments the appropriate failure count. This is an example of output from the show ip arp inspection statistics vlan 5 command. It shows statistics for packets that have been processed by dynamic ARP for VLAN 5. Switch# show ip arp inspection statistics vlan 5 Vlan Forwarded Dropped DHCP Drops ---- --------- ------- ---------- 5 3 4618 4605 ACL Drops --------4 Vlan ---- 5 DHCP Permits 0 ACL Permits ----------- 12 Source MAC Failures 0 Vlan ---- 5 Dest MAC Failures 0 IP Validation Failures 9 Invalid Protocol Data 3 This is an example of output from the show ip arp inspection vlan 5 command. It shows the configuration and the operating state of dynamic ARP inspection for VLAN 5. Switch# show ip arp inspection vlan 5 Source Mac Validation :Enabled Destination Mac Validation :Enabled IP Address Validation :Enabled Vlan ---- 5 Configuration Enabled Operation --------Active ACL Match --------second Static ACL ---------No Vlan ---- 5 ACL Logging ----------Acl-Match DHCP Logging -----------All Related Commands Command arp access-list clear ip arp inspection log clear ip arp inspection statistics ip arp inspection log-buffer ip arp inspection vlan logging show arp access-list Description Defines an ARP ACL. Clears the dynamic ARP inspection log buffer. Clears the dynamic ARP inspection statistics. Configures the dynamic ARP inspection logging buffer. Controls the type of packets that are logged per VLAN. Displays detailed information about ARP access lists. 2-416 Catalyst 3560 Switch Command Reference 78-16405-05