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DGS-3120 Series Managed Switch CLI Reference Guide 
349 
 
Chapter 34  IP-MAC-Port Binding (IMPB) 
Command List (EI Mode 
Only) 
 
create address_binding ip_mac ipaddress <ipaddr> mac_address <macaddr> {ports [<portlist> | 
all]}  
config address_binding ip_mac ports [<portlist> | all] {arp_inspection [strict | loose | disable] | 
ip_inspection [enable | disable] | protocol [ipv4] | allow_zeroip [enable | disable] | 
forward_dhcppkt [enable | disable] | stop_learning_threshold <int 0-500>} 
delete address_binding blocked [all | vlan_name <vlan_name> mac_address <macaddr>] 
delete address_binding ip_mac [all | ipaddress <ipaddr> mac_address <macaddr>] 
config address_binding ip_mac ipaddress <ipaddr> mac_address <macaddr> {ports [<portlist> | 
all]} 
show address_binding {ports {<portlist>}} 
show address_binding blocked [all | vlan_name <vlan_name> mac_address <macaddr>] 
show address_binding ip_mac [all | [[ipaddress <ipaddr>] {mac_address <macaddr>} | 
mac_address <macaddr>]] 
show address_binding {[ip_mac [all | [[ipaddress <ipaddr>] [mac_address <macaddr>]] | blocked 
[all | vlan_name <vlan_name> mac_address <macaddr>] | ports {<portlist>}]} 
enable address_binding dhcp_snoop 
disable address_binding dhcp_snoop 
clear address_binding dhcp_snoop binding_entry ports [<portlist> | all] 
show address_binding dhcp_snoop {max_entry {ports <portlist>}} 
show address_binding dhcp_snoop binding_entry {port <port>} 
config address_binding dhcp_snoop max_entry ports [<portlist> | all] limit [<value 1-50> | 
no_limit] 
enable address_binding trap_log 
disable address_binding trap_log 
config address_binding recover_learning ports [<portlist> | all] 
debug address_binding [event | dhcp | all] state [enable | disable] 
 
34-1  create address_binding ip_mac 
Description 
This command is used to create an IMPB entry. 
 
Format 
create address_binding ip_mac ipaddress <ipaddr> mac_address <macaddr> {ports 
[<portlist> | all]} 
 
Parameters 
ipaddress - Specify the IP address used for the IMPB entry. 
<ipaddr> - Enter the IP address used here. 
mac_address - Specify the MAC address used for the IMPB entry. 
<macaddr>
 - Enter the MAC address used here. 
ports - (Optional) Specify the portlist the entry will apply to. If not ports are specified, the settings