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Cisco Catalyst 3750-X User Manual

Cisco Catalyst 3750-X
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25-15
Catalyst 3750-X and 3560-X Switch Software Configuration Guide
OL-21521-01
Chapter 25 Configuring Dynamic ARP Inspection
Displaying Dynamic ARP Inspection Information
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.
For more information about these commands, see the command refere
nce for this release.
Ta ble 25-3 Commands for Clearing or Displaying Dynamic ARP Inspection Statistics
Command Description
clear ip arp inspection statistics Clears dynamic ARP inspection statistics.
show ip arp inspection statistics [vl
an
vlan-range]
Displays statistics for forwarded, dropped, MAC
validation failure, IP validation failure, ACL
permitted and denied, and DHCP permitted and
denied packets for the specified VLAN. If no
VLANs are specified or if a range is specified,
displays information only for VLANs with
dynamic ARP inspection enabled (active).
Ta ble 25-4 Commands for Clearing or Displaying Dynamic ARP Inspection Logging Information
Command Description
clear ip arp inspection log Clears the dynamic ARP inspection log buffer.
show ip arp inspection log Displays the configuration and contents of the dynamic ARP
i
nspection log buffer.

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Cisco Catalyst 3750-X Specifications

General IconGeneral
Switching Capacity160 Gbps
Stacking Bandwidth64 Gbps
Max Stacking Units9
Layer SupportLayer 2 and Layer 3
Form FactorRack-mountable
DRAM256 MB
Flash Memory64 MB
ModelCisco Catalyst 3750-X Series
Ports24 or 48 10/100/1000 Ethernet ports
Uplink Interfaces4 SFP or 2 SFP+
FeaturesStackWise Plus, EnergyWise
ImageIP Base or IP Services
Operating Temperature0 to 40°C
Operating Humidity10 to 85% noncondensing

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