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30-4
Cisco ASDM User Guide
OL-16647-01
Chapter 30 Configuring ARP Inspection and Bridging Parameters
Customizing the MAC Address Table
Add/Edit ARP Static Configuration
The Add/Edit ARP Static Configuration dialog box lets you add or edit a static ARP entry.
Fields
• Interface—Sets the interface attached to the host network.
• IP Address—Sets the host IP address.
• MAC Address—Sets the host MAC address; for example, 00e0.1e4e.3d8b.
• Proxy ARP—Enables the security appliance to perform proxy ARP for this address. If the security
appliance receives an ARP request for the specified IP address, then it responds with the specified
MAC address.
Modes
The following table shows the modes in which this feature is available:
Customizing the MAC Address Table
This section describes the MAC address table, and includes the following topics:
• MAC Address Table, page 30-4
• Add/Edit MAC Address Entry, page 30-6
• MAC Learning, page 30-6
MAC Address Table
The MAC Address Table pane lets you add static MAC Address entries. Normally, MAC addresses are
added to the MAC address table dynamically as traffic from a particular MAC address enters an
interface. You can add static MAC addresses to the MAC address table if desired. One benefit to adding
static entries is to guard against MAC spoofing. If a client with the same MAC address as a static entry
attempts to send traffic to an interface that does not match the static entry, then the security appliance
Firewall Mode Security Context
Routed Transparent Single
Multiple
Context System
• • • •—
Firewall Mode Security Context
Routed Transparent Single
Multiple
Context System
• • • •—