Cisco 500 Series Administration Guide

Security
ARP Inspection
Cisco 500 Series Stackable Managed Switch Administration Guide 478
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- Never—Disabled SYSLOG dropped packet messages.
STEP 2 Click Apply. The settings are defined, and the Running Configuration file is
updated.
Defining Dynamic ARP Inspection Interfaces Settings
Packets from untrusted ports/LAGs are checked against the ARP Access Rules
table and the DHCP Snooping Binding database if DHCP Snooping is enabled (see
the DHCP Snooping Binding Database page).
By default, ports/LAGs are ARP Inspection untrusted.
To change the ARP trusted status of a port/LAG:
STEP 1 Click Security > ARP Inspection > Interface Settings.
The ports/LAGs and their ARP trusted/untrusted status are displayed.
STEP 2 To set a port/LAG as untrusted, select the port/LAG and click Edit.
STEP 3 Select Trusted or Untrusted and click Apply to save the settings to the Running
Configuration file.
Defining ARP Inspection Access Control
To add entries to the ARP Inspection table:
STEP 1 Click Security > ARP Inspection > ARP Access Control.
STEP 2 To add an entry, click Add.
STEP 3 Enter the fields:
• ARP Access Control Name—Enter a user-created name.
• IP Address—IP address of packet.
• MAC Address—MAC address of packet.

Cisco 500 Series Specifications

General

Model	Cisco 500 Series
Category	Switch
Mounting	Rack-mountable
Management	Web-based, CLI, SNMP
Ports	24, 48
Port Speed	10/100/1000 Mbps
PoE Support	Available on some models
Switching Capacity	Up to 176 Gbps
MAC Address Table Size	16, 000 entries
Security	ACLs, 802.1X
Quality of Service (QoS)	Yes
Dimensions	Varies by model
Weight	Varies by model
Humidity	10% to 90% non-condensing
Power Supply	Internal
Power Consumption	Varies by model
Jumbo Frame Support	Up to 9216 bytes