Users Guide

Table Of Contents
Usage Information
This command displays the list of snooped hosts from which ARP packets were processed.
Example
OS10# show ip arp inspection database
Number of entries : 3
Address Hardware Address Interface VLAN
------------------------------------------------------------------------
55.2.1.1 00:40:50:00:00:00 port-channel100 vlan3001
200.1.1.134 00:2a:10:01:00:00 port-channel100 vlan3001
200.1.1.62 00:2a:10:01:00:01 port-channel100 vlan3001
Supported
Releases
10.5.0 or later
show ip arp inspection statistics
Displays valid and invalid ARP requests and reply statistics.
Syntax
show ip arp inspection statistics [vlan vlan-id]
Parameters
vlan vlan-id—Enter the VLAN ID. The range is from 1 to 4093.
Defaults None
Command Mode EXEC
Usage Information
This command displays how many valid and invalid ARP requests and replies are processed.
Example
OS10# show ip arp inspection statistics
Dynamic ARP Inspection (DAI) Statistics
------------------------------------------------
Valid ARP Requests : 1118
Valid ARP Replies : 18649
Invalid ARP Requests : 577
Invalid ARP Replies : 470
Supported
Releases
10.5.0 or later
show ip arp inspection logging
Displays violated ARP packet information about DAI-enabled VLANs.
Syntax
show ip arp inspection logging
Defaults None
Command Mode EXEC
Example
OS10# show ip arp inspection logging
Total Number of Clients : 1
New Clients learnt in current Interval : 0
Invalid ARP packets in current interval :
0
Address Hw-Address Port VLAN First-detected-time Packet-
count
------------------------------------------------------------------------------
10.1.1.1 12:d3:43:a1:2e:23 ethernet1/1/1 10 00:23:14 2
Supported
Releases
10.5.0 or later
show ip dhcp snooping binding
Displays the contents of the DHCP snooping binding table.
Syntax
show ip dhcp snooping binding [vlan vlan-id]
212 System management