Chapter 6 ARP Inspection Commands
Ethernet Switch CLI Reference Guide
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arp inspection log-buffer 
entries <0-1024>
Specifies the maximum number (1-1024) of log messages 
that can be generated by ARP packets and not sent to the 
syslog server. 
If the number of log messages in the Switch exceeds this 
number, the Switch stops recording log messages and simply 
starts counting the number of entries that were dropped due 
to unavailable buffer. 
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arp inspection log-buffer logs 
<0-1024> interval <0-86400>
Specifies the number of syslog messages that can be sent to 
the syslog server in one batch and how often (1-86400 
seconds) the Switch sends a batch of syslog messages to the 
syslog server. 
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no arp inspection log-buffer 
entries
Resets the maximum number (1-1024) of log messages that 
can be generated by ARP packets and not sent to the syslog 
server to the default value.
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no arp inspection log-buffer 
logs
Resets the maximum number of syslog messages the Switch 
can send to the syslog server in one batch to the default 
value.
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Table 16   Command Summary: interface arp inspection
COMMAND DESCRIPTION M P
show arp inspection interface 
port-channel <port-list>
Displays the ARP inspection settings for the specified port(s). E 3
interface port-channel <port-
list>
Enters config-interface mode for the specified port(s). C 13
arp inspection trust Sets the port to be a trusted port for arp inspection. The 
Switch does not discard ARP packets on trusted ports for any 
reason.
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no arp inspection trust Disables this port from being a trusted port for ARP 
inspection.
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Table 17   Command Summary: arp inspection vlan
COMMAND DESCRIPTION M P
show arp inspection vlan <vlan-
list>
Displays ARP inspection settings for the specified VLAN(s). E 3
arp inspection vlan <vlan-list> Enables ARP inspection on the specified VLAN(s). C 13
no arp inspection vlan <vlan-
list>
Disables ARP inspection on the specified VLAN(s). C 13
arp inspection vlan <vlan-list> 
logging [all|none|permit|deny]
Enables logging of ARP inspection events on the specified 
VLAN(s). Optionally specifies which types of events to log.
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no arp inspection vlan <vlan-
list> logging
Disables logging of messages generated by ARP inspection 
for the specified VLAN(s).
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Table 15   Command Summary: arp inspection log (continued)
COMMAND DESCRIPTION M P