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Command Line Interface
4-196
4
This command sets a port as trusted, and thus exempted from ARP Inspection. Use
the
no
form to restore the default setting.
Syntax
[
no
]
ip arp inspection trust
Default Setting
Untrusted
Command Mode
Interface Configuration (Port)
Command Usage
Packets arriving on untrusted ports are subject to any configured ARP
Inspection and additional validation checks. Packets arriving on trusted ports
bypass all of these checks, and are forwarded according to normal switching
rules.
Example
This command sets a rate limit for the ARP packets received on a port. Use the
no
form to restore the default setting.
Syntax
ip arp inspection limit
{
rate
pps
|
none
}
no ip arp inspection limit
•
pps
- The maximum number of ARP packets that can be processed by the
CPU per second. (Range: 0-2048, where 0 means that no ARP packets
can be forwarded)
•
none
- There is no limit on the number of ARP packets that can be
processed by the CPU.
Default Setting
15
Command Mode
Interface Configuration (Port)
Command Usage
• This command only applies to untrusted ports.
• When the rate of incoming ARP packets exceeds the configured limit, the
switch drops all ARP packets in excess of the limit.
Console(config)#interface ethernet 1/1
Console(config-if)#ip arp inspection trust
Console(config-if)#
Summary of Contents for 6152PL2 FICHE
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Page 32: ...Tables xxxii ...
Page 38: ...Figures xxxviii ...
Page 56: ...Initial Configuration 2 10 2 ...
Page 378: ...Configuring the Switch 3 322 3 ...
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