DES-3000 Series Layer 2 Switch CLI Reference Manual
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config address_binding ip_mac ports
allow_zeroip [enable | disable] – The allow_zeroip parameter is used to
allow ARP packets entrance to the Switch when these packets have an
IP address of 0.0.0.0, regardless of whether or not the 0.0.0.0 IP address
is set in the IP-MAC Binding table. When the allow_zeroip parameter is
set to disable, ARP packets containing the 0.0.0.0 IP address are
dropped. Please note that this function does not affect the IP-MAC
Binding ACL Mode.
Restrictions Only Administrator-level users can issue this command.
Example usage:
To configure port 2 to be enabled for IP-MAC address bindings:
DES-3026:4#config address_binding ip_mac ports 2 state enable
allow_zeroip enable
Command: config address_binding ip_mac ports 2 state enable
allow_zeroip enable
Success.
DES-3026:4#
show address_binding
Purpose Used to display IP-MAC address binding entries.
Syntax
show address_binding
[ip_mac {[all | ipaddress <ipaddr>
mac_address <macaddr>]} | blocked {[all | vlan_name <vlan_name>
mac_address <macaddr>]} | ports]
Description This command will display IP-MAC Binding entries. Three different kinds
of information can be viewed.
ip_mac – Address Binding entries can be viewed by entering the
physical and IP addresses of the device.
blocked – Blocked address binding entries (bindings between
VLAN names and MAC addresses) can be viewed by entering
the VLAN name and the physical address of the device.
ports – The number of enabled ports on a device.
Parameters ip_mac – Enter this parameter to view an IP-MAC address binding entry
by entering the following:
all – Choose this parameter to view all IP-MAC binding entries.
ipaddress <ipaddr> – The IP address of the device where the IP-
MAC binding is made.
mac_address <macaddr> – The MAC address of the device where
the IP-MAC binding is made.
blocked – Choose this parameter to view the IP-MAC address blocked
binding entries by entering one of the following choices to view it by:
all – Choose this parameter to view all IP-MAC binding blocked
entries.
vlan_name <vlan_name> – Enter the VLAN name for which to view
the IP-MAC address binding blocked entry. This entry must be
made with the mac_address listed below to view this blocked entry.
mac_address <macaddr> – The MAC address of the device where
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