Cisco Catalyst 2960 Series User Manual

SUMMARY STEPS
1.
enable
2.
configure terminal
3.
interface interface-id
4.
ip arp inspection limit {rate pps [burst interval seconds] | none}
5.
exit
6.
Use the following commands:
•
errdisable detect cause arp-inspection
•
errdisable recovery cause arp-inspection
•
errdisable recovery interval interval
7.
exit
8.
Use the following show commands:
•
show ip arp inspection interfaces
•
show errdisable recovery
9.
show running-config
10.
copy running-config startup-config
DETAILED STEPS
PurposeCommand or Action
Enables privileged EXEC mode. Enter your password if prompted.enable
Step 1
Example:
Switch> enable
Enters the global configuration mode.configure terminal
Example:
Switch# configure terminal
Step 2
Specifies the interface to be rate-limited, and enter interface
configuration mode.
interface interface-id
Step 3
Limits the rate of incoming ARP requests and responses on the
interface. The default rate is 15 pps on untrusted interfaces and
unlimited on trusted interfaces. The burst interval is 1 second.
ip arp inspection limit {rate pps [burst
interval seconds] | none}
Step 4
The keywords have these meanings:
•
For ratepps, specify an upper limit for the number of incoming
packets processed per second. The range is 0 to 2048 pps.
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
1312
Limiting the Rate of Incoming ARP Packets

Cisco Catalyst 2960 Series Specifications

General

Layer	Layer 2
Power over Ethernet (PoE)	Available on some models
RAM	128 MB
Flash Memory	32 MB
MAC Address Table Size	8000
Operating Temperature	0°C to 45°C (32 to 113°F)
Ports	24 or 48 x 10/100/1000